1977 | total observations | |||
0 | exclusions | |||
1977 | observations remaining, representing | |||
1977 | subjects | |||
1141 | failures in single-failure-per-subject data | |||
3796.057 | total analysis time at risk and under observation | |||
at risk from | t | = | 0 | |
earliest observed entry | t | = | 0 | |
last observed exit | t | = | 8.454483 | |
. stcrprep, events(status) keep(score) trans(1 2) wtstpm2 censdf(4) every(0.25) |