data aids;
input race $ azt $ yes no @@;
cases = yes + no;
datalines;
white y 14 93 white n 32 81
black y 11 52 black n 12 43
;
proc genmod order=data; class azt race;
model yes/cases = azt race / dist=bin link=logit obstats type3;
run;

***************************************************************;

data aids_freq;
input race $ azt $ symptom $ count @@;
datalines;
White Imm Yes 14  White Imm No  93 
White Del Yes 32  White Del No  81 
Black Imm Yes 11  Black Imm No  52 
Black Del Yes 12  Black Del No  43 
;
proc freq order=data;
weight count; 
tables race*azt*symptom/cmh; run;