pbc[!...is.na(pbc$trt),] # select only randomised subjects
pbc$statuspbc$status==2) # create event...$time,
delta=pbc$status,marker=pbc$bili,
cause=1,weighting="marginal...$time,
delta=pbc$status,marker=pbc$bili,
other_markers=as.matrix...ROC.albuminpbc$time,
delta=pbc$status,marker=-pbc$albumin,