I am trying to add a column named "ADM_YN" to an existing data set. When I input: data=DID.MLIP101; set=DID.MLIP1; IF Antidepressants__ gt 0 THEN ADM_YN= "y"; IF Antidepressants__= 0 THEN ADM_YN= "n"; run; I get this error for every line: ERROR 180-322: Statement is not valid or it is used out of proper order. What am I doing wrong?
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