svycoxph(formula, design, ...)
cluster()
terms will be ignored.survey.design
object. Must contain all variables in the formulacoxph
.svycoxph
.coxph
in the
survival package is that this function accounts for the reduction in
variance from stratified sampling and the increase in variance from
having only a small number of clusters.svydesign
, coxph
,
svyCprod