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Epidemiology Surveys
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Variable Label: Estimate age 1st drug problem occurred - computed


About how old were you (the first time you had [(this problem/either of these problems/any of these problems)] because of using [(LIST OF 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 20s 19

View Universe

  • Valid N: 32
  • Refused: 4
  • Don't Know: 1
  • Missing (Other): 0
  • Missing (System): 6045
MeanStd DevMedianMinMax
  • Valid Range: 12 - 65
  • Total Cases: 6082

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