Hi people of the SAS procedures community. I am a v new student to SAS and feel caught in the headlights while having my toenails pulled! I believe it gets better........ Anyway after a few hours I need help, pls excuse if this is such a painfully basic question; Have date of birth(dob) and date of acceptance(doa) into a program. Some of the patients were born before 1960 so I am getting negative values when I calculate their age at date of acceptance. Would be eternally grateful for any guidance. Using input dob mmddyy9. doa mmddyy9. agea=yrdif(dob,doa,'AGE'); Yours in eternal indebtedness Ella
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