Collaborative PsychiatricEpidemiology Surveys
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SU68b
About how old were you (the first time you had [this problem/(either/ any) of these problems] because of using [(DRUG/(either/ any) of these substances)]?
IF 'ALL MY LIFE' OR 'AS LONG AS I CAN REMEMBER,' PROBE: Was it before your teens?
IF NO/DK, PROBE: Was it before your twenties?
BEFORE TEENS 12
BEFORE 20s 19
| Mean | Std Dev | Median | Min | Max |
|---|---|---|---|---|
| 21.62 | 05.68 | 21.00 | 16.000 | 36.000 |
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