The macro uses proc sql, and if the strata parameter is called "case", which is common in matched populations, then this will result in undefined behavior. Consider is "case" is to be treated as a protected variable name in the macro or if the problem can be fixed otherwise.
The macro uses proc sql, and if the strata parameter is called "case", which is common in matched populations, then this will result in undefined behavior. Consider is "case" is to be treated as a protected variable name in the macro or if the problem can be fixed otherwise.