/*------------ CHD data ------------*/ data chd; input CHD $ serum $ count @@; datalines; chd 0-199 12 chd 200-199 8 chd 220-259 31 chd 260+ 41 nochd 0-199 307 nochd 200-199 246 nochd 220-259 439 nochd 260+ 245 ; proc freq; weight count; tables CHD*serum /chisq expected deviation cmh cellchi2 measures; /*exact fisher or / alpha=.05;*/ run;