Thanks again, I'm done with one variable, one more to go, the other variable has character values that I want to convert to categories, it should be straight forward: Here is what I tried, IF Fumeacutellementadmission = 'Jamais' THEN SMOKING = 0 ; IF Fumeacutellementadmission = 'Dans passe' THEN SMOKING = 1 ; IF Fumeacutellementadmission = 'Presentemen' THEN SMOKING = 2 ; IF Fumeacutellementadmission = 'Chaque jour' THEN SMOKING = 2 ; IF Fumeacutellementadmission = 'Inconnu' THEN SMOKING = . ; IF Fumeacutellementadmission = . THEN SMOKING = . ; Thanks
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