If you use a CLASS statement to name classification variables, PROC SURVEYLOGISTIC displays a "Class Level Information" table. This table contains the following information for each classification variable:
Class, which lists each CLASS variable name
Value, which lists the values of the classification variable. The values are separated by a white space character; therefore, to avoid confusion, you should not include a white space character within a classification variable value.
Design Variables, which lists the parameterization used for the classification variables