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The PHREG Procedure |
The OUT= data set in the BASELINE statement contains all the variables in the COVARIATES= data set, along with statistics you request by specifying keyword=name options. For unstratified input data, there are 1+ observations in the OUT= data set for each observation in the COVARIATES= data set, where
is the number of distinct event times in the input data. For input data that are stratified into
strata, with
distinct events in the
th stratum,
, there are 1+
observations for the
th stratum in the OUT= data set for each observation in the COVARIATES= data set.
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