The following statements are available in PROC STDRATE:
PROC STDRATE <options>;
BY variables;
POPULATION options;
REFERENCE options;
STRATA variables </ option>;
The PROC STDRATE statement invokes the procedure, names the data sets, specifies the standardization method, and identifies the statistic for standardization. The BY statement requests separate analyses of groups defined by the BY variables. The required POPULATION statement specifies the rate or risk information in study populations, and the REFERENCE statement specifies the rate or risk information in the reference population. The STRATA statement lists the variables that form the strata.
The following sections describe the PROC STDRATE statement and then describe the other statements in alphabetical order.