Split file off.

* Analyse interesting subgroups separately.

Temporary.

* Composite resin on incisors and canines.

Select if (toothtyp=1 and maintrt=1421).

KM
  time  by  yearplac/STATUS=reint(1)
    /strata = patageg2
    /plot=survival
    /PRINT MEAN
    /PERCENTILES = (25,35,40,45,50,55,60,65,70,75,80,85,90,95).

Kaplan-Meier

Notes
Output Created 04-APR-2003 14:06:39
Comments
Input Data D:\temp1.sav
Filter <none>
Weight weighting (for time-dependent censor adjustment)
Split File <none>
N of Rows in Working Data File 157878
Syntax KM
time by yearplac/STATUS=reint(1)
/strata = patageg2
/plot=survival
/PRINT MEAN
/PERCENTILES = (25,35,40,45,50,55,60,65,70,75,80,85,90,95).
Resources Elapsed Time 0:00:31.83




 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2649.88                1.24     (  2647.45,   2652.30 )
 (Limited to   4016.0 )
 Median:    3221.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        3221.00      2793.00      2268.00      1823.00      1441.00
 Standard Error        .            .            .            .            .           4.18         4.08         3.28         2.54

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1147.00       916.00       688.00       436.00       213.00
 Standard Error       1.86         1.48         1.34         1.08          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2544.86                1.08     (  2542.75,   2546.98 )
 (Limited to   3651.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        3115.00      2450.00      1923.00      1555.00
 Standard Error        .            .            .            .            .            .           4.87         3.52         2.47

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1247.00       888.00       648.00       419.00       206.00
 Standard Error       2.28         1.82         1.27          .98          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2306.17                1.00     (  2304.20,   2308.14 )
 (Limited to   3283.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        2787.00      2336.00      1777.00      1441.00
 Standard Error        .            .            .            .            .            .           4.34         3.73         2.48

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1135.00       889.00       627.00       421.00       200.00
 Standard Error       1.98         1.68         1.35          .98          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2086.67                 .92     (  2084.86,   2088.48 )
 (Limited to   2918.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        2777.00      2152.00      1812.00      1405.00
 Standard Error        .            .            .            .            .            .           4.25         3.22         3.03

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1065.00       803.00       547.00       342.00       161.00
 Standard Error       2.24         1.71         1.37          .92          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1828.86                 .83     (  1827.23,   1830.48 )
 (Limited to   2554.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        2267.00      1925.00      1540.00      1252.00
 Standard Error        .            .            .            .            .            .           3.27         3.01         2.33

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              974.00       764.00       567.00       337.00       169.00
 Standard Error       1.90         1.47         1.37         1.02          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1656.78                 .70     (  1655.41,   1658.15 )
 (Limited to   2190.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        1638.00      1310.00
 Standard Error        .            .            .            .            .            .            .            .           2.62

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1050.00       794.00       550.00       330.00       176.00
 Standard Error       2.14         1.81         1.48          .98          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1427.98                 .55     (  1426.90,   1429.06 )
 (Limited to   1824.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        1653.00      1272.00
 Standard Error        .            .            .            .            .            .            .            .           2.79

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1008.00       792.00       555.00       334.00       144.00
 Standard Error       1.92         1.61         1.46         1.05          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1253.06                 .39     (  1252.29,   1253.83 )
 (Limited to   1459.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .        1029.00       735.00       437.00       204.00
 Standard Error        .            .           2.01         1.47          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       946.48                 .28     (   945.92,    947.03 )
 (Limited to   1095.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .         820.00       553.00       359.00       180.00
 Standard Error        .            .           1.53         1.00          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       646.52                 .17     (   646.18,    646.86 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .         508.00       305.00       134.00
 Standard Error        .            .            .            .99          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 18 to 29
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       343.81                 .07     (   343.67,    343.95 )
 (Limited to   362.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .            .            .         188.00
 Standard Error        .            .            .            .            .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2634.21                1.19     (  2631.87,   2636.55 )
 (Limited to   4016.0 )
 Median:    3419.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        3419.00      2691.00      2207.00      1688.00      1351.00
 Standard Error        .            .            .            .            .           4.95         3.90         3.27         2.26

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1055.00       822.00       604.00       400.00       203.00
 Standard Error       1.76         1.38         1.12          .89          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2397.30                1.10     (  2395.14,   2399.46 )
 (Limited to   3651.0 )
 Median:    2972.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        2972.00      2548.00      2081.00      1621.00      1233.00
 Standard Error        .            .            .            .            .           3.72         3.72         3.25         2.40

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              962.00       747.00       575.00       386.00       192.00
 Standard Error       1.66         1.21          .98          .86          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2280.25                 .98     (  2278.34,   2282.17 )
 (Limited to   3283.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        2632.00      2213.00      1835.00      1473.00
 Standard Error        .            .            .            .            .            .           3.23         2.96         2.75

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1098.00       773.00       557.00       392.00       196.00
 Standard Error       2.44         1.70         1.08          .83          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2090.02                 .84     (  2088.37,   2091.68 )
 (Limited to   2918.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        2669.00      2245.00      1797.00      1401.00
 Standard Error        .            .            .            .            .            .           3.55         3.27         2.58

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1104.00       820.00       576.00       362.00       167.00
 Standard Error       2.00         1.63         1.26          .93          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1866.76                 .77     (  1865.26,   1868.27 )
 (Limited to   2554.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .        2052.00      1696.00      1370.00
 Standard Error        .            .            .            .            .            .            .           2.84         2.59

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1034.00       746.00       510.00       323.00       181.00
 Standard Error       2.26         1.74         1.23          .80          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1735.49                 .58     (  1734.35,   1736.62 )
 (Limited to   2190.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        2058.00      1613.00
 Standard Error        .            .            .            .            .            .            .            .           2.91

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1286.00      1000.00       674.00       448.00       211.00
 Standard Error       2.19         2.00         1.58         1.09          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1454.94                 .49     (  1453.98,   1455.90 )
 (Limited to   1825.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .        1437.00
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1103.00       869.00       592.00       356.00       169.00
 Standard Error       2.05         1.70         1.48         1.01          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1186.51                 .39     (  1185.73,   1187.28 )
 (Limited to   1459.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .        1379.00
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              985.00       746.00       495.00       282.00       149.00
 Standard Error       2.31         1.68         1.38          .85          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       905.97                 .26     (   905.45,    906.48 )
 (Limited to   1092.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              840.00       618.00       423.00       254.00       153.00
 Standard Error        .           1.32         1.01          .62          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       646.56                 .15     (   646.28,    646.85 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .         495.00       300.00       160.00
 Standard Error        .            .            .            .77          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 30 to 39
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       340.57                 .07     (   340.43,    340.70 )
 (Limited to   363.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .            .         313.00       149.00
 Standard Error        .            .            .            .            .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2572.11                1.16     (  2569.83,   2574.39 )
 (Limited to   4016.0 )
 Median:    3084.00                5.79     (  3072.66,   3095.34 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        3960.00      3084.00      2454.00      1997.00      1619.00      1270.00
 Standard Error        .            .            .            .           5.79         4.19         3.21         2.62         2.06

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1011.00       755.00       552.00       376.00       203.00
 Standard Error       1.68         1.35          .98          .74          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2323.04                1.06     (  2320.96,   2325.13 )
 (Limited to   3650.0 )
 Median:    2689.00                5.00     (  2679.20,   2698.80 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        3419.00      2689.00      2169.00      1778.00      1436.00      1136.00
 Standard Error        .            .            .            .           5.00         3.60         2.79         2.36         1.76

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              933.00       728.00       538.00       346.00       182.00
 Standard Error       1.34         1.18         1.00          .76          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2209.91                 .93     (  2208.09,   2211.72 )
 (Limited to   3283.0 )
 Median:    2819.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        2819.00      2340.00      1960.00      1631.00      1344.00
 Standard Error        .            .            .            .            .           3.42         2.74         2.29         2.01

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1063.00       783.00       571.00       354.00       178.00
 Standard Error       1.91         1.47         1.14          .87          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1992.96                 .85     (  1991.29,   1994.62 )
 (Limited to   2918.0 )
 Median:    2732.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        2732.00      2242.00      1847.00      1529.00      1170.00
 Standard Error        .            .            .            .            .           3.61         2.84         2.58         2.33

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              882.00       687.00       515.00       322.00       181.00
 Standard Error       1.63         1.14          .98          .74          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1861.89                 .70     (  1860.52,   1863.25 )
 (Limited to   2554.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .        2047.00      1679.00      1409.00
 Standard Error        .            .            .            .            .            .            .           2.40         2.25

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value             1040.00       749.00       514.00       339.00       177.00
 Standard Error       2.18         1.58         1.10          .76          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1635.15                 .61     (  1633.95,   1636.35 )
 (Limited to   2190.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .        2055.00      1550.00      1195.00
 Standard Error        .            .            .            .            .            .            .           3.34         2.15

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              968.00       735.00       529.00       337.00       154.00
 Standard Error       1.60         1.38         1.09          .87          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1426.59                 .49     (  1425.63,   1427.56 )
 (Limited to   1820.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        1764.00      1262.00
 Standard Error        .            .            .            .            .            .            .            .           3.00

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              977.00       749.00       510.00       349.00       189.00
 Standard Error       1.83         1.50         1.15          .75          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1131.17                 .38     (  1130.43,   1131.91 )
 (Limited to   1458.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        1402.00       995.00
 Standard Error        .            .            .            .            .            .            .            .           2.24

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              765.00       525.00       369.00       228.00       101.00
 Standard Error       1.53         1.19          .79          .59          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       917.42                 .25     (   916.92,    917.91 )
 (Limited to   1094.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              882.00       647.00       462.00       294.00       161.00
 Standard Error        .           1.28          .97          .68          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       637.09                 .16     (   636.78,    637.40 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .         705.00       444.00       229.00       120.00
 Standard Error        .            .           1.18          .74          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 40 to 49
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       341.93                 .07     (   341.80,    342.07 )
 (Limited to   363.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .            .         330.00       150.00
 Standard Error        .            .            .            .            .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2354.21                1.30     (  2351.66,   2356.75 )
 (Limited to   4015.0 )
 Median:    2323.00                3.67     (  2315.81,   2330.19 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .        3650.00      2771.00      2323.00      1924.00      1532.00      1244.00      1029.00
 Standard Error        .            .            .           5.82         3.67         3.40         2.82         1.98         1.57

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              825.00       644.00       477.00       355.00       188.00
 Standard Error       1.36         1.13          .83          .68          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2139.72                1.17     (  2137.43,   2142.01 )
 (Limited to   3650.0 )
 Median:    2093.00                3.64     (  2085.86,   2100.14 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .        3166.00      2645.00      2093.00      1748.00      1456.00      1113.00       920.00
 Standard Error        .            .            .           4.59         3.64         2.66         2.60         2.13         1.52

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              700.00       574.00       428.00       288.00       175.00
 Standard Error       1.24          .88          .80          .60          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1903.37                1.08     (  1901.26,   1905.48 )
 (Limited to   3282.0 )
 Median:    1847.00                2.88     (  1841.35,   1852.65 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        3212.00      2751.00      2184.00      1847.00      1532.00      1285.00      1075.00       866.00
 Standard Error        .            .           4.61         4.01         2.88         2.44         1.92         1.71         1.57

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              678.00       504.00       378.00       223.00       160.00
 Standard Error       1.31          .99          .82          .53          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1847.70                 .96     (  1845.81,   1849.58 )
 (Limited to   2918.0 )
 Median:    2144.00                4.65     (  2134.88,   2153.12 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        2775.00      2144.00      1735.00      1414.00      1135.00       907.00
 Standard Error        .            .            .            .           4.65         3.18         2.57         2.10         1.52

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              743.00       539.00       396.00       238.00       141.00
 Standard Error       1.35         1.17          .88          .63          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1652.83                 .82     (  1651.22,   1654.43 )
 (Limited to   2553.0 )
 Median:    1935.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        1935.00      1520.00      1339.00      1137.00       885.00
 Standard Error        .            .            .            .            .           2.62         1.65         1.87         1.63

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              721.00       551.00       372.00       213.00       151.00
 Standard Error       1.22         1.17          .99          .55          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1481.67                 .66     (  1480.38,   1482.96 )
 (Limited to   2190.0 )
 Median:    2170.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        2170.00      1638.00      1333.00      1073.00       847.00
 Standard Error        .            .            .            .            .           3.27         2.23         1.85         1.53

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              653.00       452.00       313.00       189.00       107.00
 Standard Error       1.33         1.07          .73          .48          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1302.78                 .52     (  1301.76,   1303.79 )
 (Limited to   1824.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        1758.00      1332.00      1063.00       861.00
 Standard Error        .            .            .            .            .            .           2.65         1.77         1.38

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              677.00       501.00       370.00       227.00       115.00
 Standard Error       1.22          .95          .75          .58          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1107.28                 .40     (  1106.50,   1108.06 )
 (Limited to   1459.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .        1113.00       867.00
 Standard Error        .            .            .            .            .            .            .            .           1.56

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              683.00       533.00       376.00       238.00       123.00
 Standard Error       1.15          .98          .83          .59          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       873.33                 .28     (   872.79,    873.88 )
 (Limited to   1092.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .         903.00
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              657.00       475.00       339.00       204.00       116.00
 Standard Error       1.44         1.00          .69          .51          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       620.50                 .16     (   620.19,    620.81 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .         485.00       353.00       208.00       119.00
 Standard Error        .            .            .74          .52          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 50 to 59
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       335.72                 .07     (   335.58,    335.86 )
 (Limited to   363.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .         334.00       228.00       173.00
 Standard Error        .            .            .            .44          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2116.21                1.56     (  2113.16,   2119.27 )
 (Limited to   4016.0 )
 Median:    1727.00                3.75     (  1719.65,   1734.35 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        3494.00      2751.00      2154.00      1727.00      1412.00      1168.00       958.00       778.00
 Standard Error        .            .           6.87         5.13         3.75         2.79         2.18         1.80         1.49

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              618.00       514.00       362.00       233.00       169.00
 Standard Error       1.09          .98          .92          .54          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      2022.31                1.37     (  2019.63,   2024.99 )
 (Limited to   3651.0 )
 Median:    1818.00                4.17     (  1809.83,   1826.17 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        3221.00      2763.00      2346.00      1818.00      1498.00      1225.00      1052.00       880.00
 Standard Error        .            .           4.43         4.91         4.17         2.90         2.13         1.59         1.63

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              690.00       538.00       369.00       226.00       133.00
 Standard Error       1.43         1.21         1.02          .65          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1768.11                1.32     (  1765.52,   1770.71 )
 (Limited to   3283.0 )
 Median:    1555.00                3.37     (  1548.39,   1561.61 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        3158.00      2291.00      1911.00      1555.00      1262.00      1028.00       793.00       662.00
 Standard Error        .            .           6.41         3.86         3.37         2.78         2.29         1.75         1.29

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              512.00       375.00       295.00       193.00       114.00
 Standard Error       1.22          .85          .64          .54          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1758.93                1.08     (  1756.82,   1761.04 )
 (Limited to   2917.0 )
 Median:    1957.00                3.92     (  1949.31,   1964.69 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .        2881.00      2367.00      1957.00      1551.00      1241.00       991.00       725.00
 Standard Error        .            .            .           4.24         3.92         3.41         2.62         2.31         1.90

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              541.00       406.00       292.00       189.00       118.00
 Standard Error       1.24          .92          .70          .49          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1585.49                 .90     (  1583.73,   1587.26 )
 (Limited to   2554.0 )
 Median:    1778.00                3.69     (  1770.76,   1785.24 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        2218.00      1778.00      1434.00      1145.00       952.00       776.00
 Standard Error        .            .            .            .           3.69         2.93         2.19         1.63         1.52

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              582.00       459.00       329.00       210.00       131.00
 Standard Error       1.25          .91          .77          .54          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1494.15                 .76     (  1492.65,   1495.65 )
 (Limited to   2190.0 )
 Median:    2051.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        2051.00      1643.00      1363.00      1114.00       900.00
 Standard Error        .            .            .            .            .           3.36         2.54         2.14         1.71

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              722.00       535.00       371.00       244.00       169.00
 Standard Error       1.50         1.31         1.01          .56          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1281.87                 .57     (  1280.76,   1282.98 )
 (Limited to   1824.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        1491.00      1212.00      1010.00       813.00
 Standard Error        .            .            .            .            .            .           2.08         1.66         1.38

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              661.00       532.00       379.00       217.00       136.00
 Standard Error       1.05          .96          .95          .62          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1026.91                 .47     (  1025.99,   1027.83 )
 (Limited to   1456.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        1337.00      1041.00       817.00       650.00
 Standard Error        .            .            .            .            .            .           2.30         1.64         1.33

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              482.00       375.00       259.00       184.00        94.00
 Standard Error       1.03          .78          .59          .43          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       846.62                 .29     (   846.05,    847.19 )
 (Limited to   1092.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .         918.00       715.00
 Standard Error        .            .            .            .            .            .            .            .           1.27

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              566.00       427.00       319.00       202.00       108.00
 Standard Error        .99          .78          .62          .50          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       600.91                 .19     (   600.53,    601.29 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              588.00       406.00       274.00       182.00        84.00
 Standard Error        .           1.06          .67          .50          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 60 to 69
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       333.31                 .08     (   333.16,    333.46 )
 (Limited to   363.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .            .            .         210.00       105.00
 Standard Error        .            .            .            .            .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1991.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1911.34                1.96     (  1907.50,   1915.18 )
 (Limited to   4015.0 )
 Median:    1304.00                3.25     (  1297.64,   1310.36 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        2638.00      2143.00      1640.00      1304.00      1126.00       989.00       811.00       720.00
 Standard Error        .           6.77         6.49         5.37         3.25         1.95         1.91         1.60         1.24

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              587.00       483.00       350.00       197.00       120.00
 Standard Error       1.19         1.17         1.16          .80          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1992.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1752.43                1.67     (  1749.14,   1755.71 )
 (Limited to   3647.0 )
 Median:    1309.00                3.37     (  1302.39,   1315.61 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .        2420.00      2085.00      1632.00      1309.00      1064.00       924.00       767.00       596.00
 Standard Error        .           5.04         4.77         4.68         3.37         2.28         1.73         1.84         1.50

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              483.00       372.00       255.00       185.00       105.00
 Standard Error       1.08         1.02          .75          .49          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1993.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1704.74                1.61     (  1701.59,   1707.90 )
 (Limited to   3282.0 )
 Median:    1329.00                3.99     (  1321.18,   1336.82 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .        2234.00      1686.00      1329.00      1040.00       905.00       696.00       587.00
 Standard Error        .            .            .           5.59         3.99         2.60         2.00         1.80         1.40

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              437.00       350.00       217.00       180.00       100.00
 Standard Error       1.09         1.02          .69          .40          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1994.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1686.13                1.32     (  1683.54,   1688.72 )
 (Limited to   2917.0 )
 Median:    1536.00                5.06     (  1526.08,   1545.92 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .        2476.00      2057.00      1536.00      1215.00      1041.00       882.00       766.00
 Standard Error        .            .            .           5.85         5.06         2.90         1.86         1.51         1.40

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              615.00       443.00       325.00       220.00       154.00
 Standard Error       1.61         1.33          .88          .57          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1995.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1555.62                1.12     (  1553.42,   1557.82 )
 (Limited to   2554.0 )
 Median:    1572.00                4.33     (  1563.52,   1580.48 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        2020.00      1572.00      1280.00      1091.00       922.00       708.00
 Standard Error        .            .            .            .           4.33         2.83         1.99         2.14         1.79

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              573.00       453.00       358.00       213.00       146.00
 Standard Error       1.23          .96          .95          .70          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1996.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1429.29                 .90     (  1427.54,   1431.05 )
 (Limited to   2184.0 )
 Median:    1808.00                 .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .        1808.00      1449.00      1175.00       930.00       740.00
 Standard Error        .            .            .            .            .           3.58         2.84         2.26         1.71

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              583.00       455.00       353.00       232.00       176.00
 Standard Error       1.39          .98          .84          .57          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1997.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1176.54                 .74     (  1175.10,   1177.99 )
 (Limited to   1824.0 )
 Median:    1480.00                3.51     (  1473.11,   1486.89 )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .        1766.00      1480.00      1131.00       913.00       777.00       579.00
 Standard Error        .            .            .            .           3.51         3.04         1.92         1.71         1.67

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              425.00       365.00       261.00       182.00       103.00
 Standard Error        .95          .68          .66          .50          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1998.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:      1007.52                 .49     (  1006.55,   1008.49 )
 (Limited to   1456.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .        1168.00       914.00       751.00       594.00
 Standard Error        .            .            .            .            .            .           1.94         1.43         1.23

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              455.00       371.00       266.00       185.00        99.00
 Standard Error        .85          .70          .61          .45          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 1999.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       820.46                 .36     (   819.74,    821.17 )
 (Limited to   1092.0 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .         790.00       640.00
 Standard Error        .            .            .            .            .            .            .            .           1.53

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              432.00       338.00       240.00       183.00       105.00
 Standard Error       1.23          .72          .52          .39          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 2000.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       588.34                 .22     (   587.91,    588.78 )
 (Limited to   727.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .         624.00
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value              452.00       346.00       229.00       181.00        98.00
 Standard Error       1.12          .84          .55          .37          .



 Survival Analysis for TIME     Time to reintervention

 Strata PATAGEG2 = 70 or older
 Factor YEARPLAC = 2001.00




          Survival Time    Standard Error   95% Confidence Interval

 Mean:       318.75                 .10     (   318.55,    318.95 )
 (Limited to   361.00 )
 Median:        .                   .       (      .  ,       .   )



                                                               Percentiles

                     25.00        35.00        40.00        45.00        50.00        55.00        60.00        65.00        70.00

 Value                 .            .            .            .            .            .            .            .            .
 Standard Error        .            .            .            .            .            .            .            .            .

                                                               Percentiles

                     75.00        80.00        85.00        90.00        95.00

 Value                 .         285.00       212.00       173.00        92.00
 Standard Error        .            .            .48          .39          .



 Survival Analysis for TIME     Time to reintervention

                                  Total     Number      Number       Percent
                                            Events     Censored     Censored

PATAGEG2       18 to 29          ******     ******      ******         70.50
  YEARPLAC        1991.00        ******     719000      ******         59.10
  YEARPLAC        1992.00        ******     683000      ******         62.92
  YEARPLAC        1993.00        ******     618000      ******         62.91
  YEARPLAC        1994.00        ******     547000      979000         64.15
  YEARPLAC        1995.00        ******     518000      843000         61.94
  YEARPLAC        1996.00        ******     422000      895000         67.96
  YEARPLAC        1997.00        ******     393000      942000         70.56
  YEARPLAC        1998.00        ******     236000      996000         80.84
  YEARPLAC        1999.00        ******     236000      ******         81.18
  YEARPLAC        2000.00        ******     190000      ******         85.02
  YEARPLAC        2001.00        ******      61000      ******         94.51

PATAGEG2       30 to 39          ******     ******      ******         69.55
  YEARPLAC        1991.00        ******     798000      ******         57.93
  YEARPLAC        1992.00        ******     773000      ******         57.15
  YEARPLAC        1993.00        ******     681000      ******         59.85
  YEARPLAC        1994.00        ******     660000      ******         62.37
  YEARPLAC        1995.00        ******     558000      ******         64.28
  YEARPLAC        1996.00        ******     489000      ******         70.00
  YEARPLAC        1997.00        ******     455000      ******         71.24
  YEARPLAC        1998.00        ******     391000      ******         73.44
  YEARPLAC        1999.00        ******     412000      ******         75.56
  YEARPLAC        2000.00        ******     267000      ******         84.53
  YEARPLAC        2001.00        ******      98000      ******         93.57

PATAGEG2       40 to 49          ******     ******      ******         66.58
  YEARPLAC        1991.00        ******     877000      ******         55.21
  YEARPLAC        1992.00        ******     880000      ******         54.45
  YEARPLAC        1993.00        ******     833000      ******         54.95
  YEARPLAC        1994.00        ******     753000      ******         57.31
  YEARPLAC        1995.00        ******     695000      ******         62.13
  YEARPLAC        1996.00        ******     593000      ******         64.62
  YEARPLAC        1997.00        ******     493000      ******         69.53
  YEARPLAC        1998.00        ******     565000      ******         68.97
  YEARPLAC        1999.00        ******     404000      ******         76.51
  YEARPLAC        2000.00        ******     280000      ******         83.08
  YEARPLAC        2001.00        ******      89000      ******         94.09

PATAGEG2       50 to 59          ******     ******      ******         61.70
  YEARPLAC        1991.00        ******     809000      789000         49.37
  YEARPLAC        1992.00        ******     846000      730000         46.32
  YEARPLAC        1993.00        ******     804000      690000         46.18
  YEARPLAC        1994.00        ******     700000      760000         52.05
  YEARPLAC        1995.00        ******     700000      764000         52.19
  YEARPLAC        1996.00        ******     727000      934000         56.23
  YEARPLAC        1997.00        ******     684000      ******         59.74
  YEARPLAC        1998.00        ******     572000      ******         65.08
  YEARPLAC        1999.00        ******     483000      ******         71.15
  YEARPLAC        2000.00        ******     375000      ******         79.11
  YEARPLAC        2001.00        ******     135000      ******         92.45

PATAGEG2       60 to 69          ******     ******      ******         58.98
  YEARPLAC        1991.00        ******     641000      490000         43.32
  YEARPLAC        1992.00        ******     654000      515000         44.05
  YEARPLAC        1993.00        ******     583000      463000         44.26
  YEARPLAC        1994.00        ******     625000      585000         48.35
  YEARPLAC        1995.00        ******     636000      612000         49.04
  YEARPLAC        1996.00        ******     524000      619000         54.16
  YEARPLAC        1997.00        ******     599000      795000         57.03
  YEARPLAC        1998.00        ******     557000      761000         57.74
  YEARPLAC        1999.00        ******     535000      ******         66.56
  YEARPLAC        2000.00        ******     342000      ******         75.68
  YEARPLAC        2001.00        ******     129000      ******         91.60



PATAGEG2       70 or older       ******     ******      ******         58.24
  YEARPLAC        1991.00        741000     419000      322000         43.45
  YEARPLAC        1992.00        795000     476000      319000         40.13
  YEARPLAC        1993.00        759000     413000      346000         45.59
  YEARPLAC        1994.00        814000     419000      395000         48.53
  YEARPLAC        1995.00        827000     410000      417000         50.42
  YEARPLAC        1996.00        902000     409000      493000         54.66
  YEARPLAC        1997.00        937000     444000      493000         52.61
  YEARPLAC        1998.00        ******     518000      699000         57.44
  YEARPLAC        1999.00        ******     396000      722000         64.58
  YEARPLAC        2000.00        ******     307000      821000         72.78
  YEARPLAC        2001.00        ******     142000      ******         88.03

Overall                        95805000   33680000    62125000         64.85



>Warning # 3211
>On at least one case, the value of the weight variable was zero, negative,
>or missing.  Such cases are invisible to statistical procedures and graphs
>which need positively weighted cases, but remain on the file and are
>processed by non-statistical facilities such as LIST and SAVE.