Calculating failure times, risk set sizes and No. of events in each risk set
From input data of the 'interval' type, with an event indicator, summary statistics for each risk set (at an event time point) are calculated.
table.events(enter = rep(0, length(exit)), exit, event, strict = TRUE)
enter |
Left truncation time point. |
exit |
End time point, an event or a right censoring. |
event |
Event indicator. |
strict |
If TRUE, then tabulating is not done after a time point where all individuals in a riskset failed. |
A list with components
times |
Ordered distinct event time points. |
events |
Number of events at each event time point. |
riskset.sizes |
Number at risk at each event time point. |
Göran Broström
exit = c(1,2,3,4,5) event = c(1,1,0,1,1) table.events(exit = exit, event = event)
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