Hi SAS user,   can anyone tell me why my macros codes is not working?           %macro counts(code=,code_count=, age_code=, date_code=,label1=, label2=); proc sort data=&lwork..crohns_count1;   by &id &claim_dt;   data &code (keep = &id &code_count &age_code &sex); set &lwork..crohns_count1;   by &id &claim_dt; where &code=1;   　 　 if first.&id then do; &code_count=0; &code_count+1; &age_code=(&claim_dt-&dob)/365.25;   &date_code=&claim_dt; end;   *keeps crohn's disease dx only--doesn't count uc9 dx; if last.&id then output;   label &code_count=&label1; label &date_code=&label2; run; proc freq data=&code; table &code_count; run; /*generally people have more than 1 encounter*/ %mend; /*** is from counts macro ***/   %counts(code=cd9 , code_count=cd9_count , age_code=cd9_age_first , date_code=cd9_date_first , (label1='CD Code for ICD-9' , label2='Number of Crohns encounters in ICD-9',label3='Age of first CD diagnosis in ICD-9' , Label4='Date of first CD diagnosis in ICD-9' );   %counts(code=uc9 , code_count=uc9_count , age_code=uc9_age_first , date_code=uc9_date_first , (label1='UC Code for ICD-9', label2='Number of UC encounters in ICD-9', label3='Age of first UC diagnosis in ICD-9' , label4='Date of first UC diagnosis in ICD-9' );   %counts(code=cd10, code_count=cd10_count, age_code=cd10_age_first, date_code=cd10_date_first , (label1='CD Code for ICD-10' , label2='Number of CD encounters in ICD-10' , label3='Age of first CD diagnosis in ICD-10' , label4='Date of first CD diagnosis in ICD-10' );   %counts(code=uc10, code_count=uc10_count, age_code=uc10_age_first, date_code=uc10_date_first , (label1='UC Code for ICD-10', label2='Number of UC encounters in ICD-10' , label3='Age of first UC diagnosis in ICD-10', label4='Date of first UC diagnosis in ICD-10');       ... View more