tpast {event} | R Documentation |
tpast(y)
y |
Vector of times. |
tpast
creates a vector of length sum(y)
of times since the
immediately preceding event occurred for use with ehr
.
J.K. Lindsey
bp
, ehr
,
ident
, pp
,
tccov
, ttime
,
tvcov
.
y <- c(5,3,2,4) ptime <- tpast(y) ptime