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Epidemiology Surveys
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Variable Label: Age of 1st period


PR2

This part of the interview is about women's health issues. How old were you when you had your first menstrual period?

'NEVER HAD A MENSTRUAL PERIOD', CODE '997'

A discrepancy exists between the question text in the surveys. You may wish to compare question text to determine how it affects the variable results.

  • Valid N: 8734
  • Refused: 2354
  • Don't Know: 23
  • Missing (Other): 15
  • Missing (System): 8887
MeanStd DevMedianMinMax
12.8006.3613.0005.000555.000
  • Valid Range: 5 - 555
  • Total Cases: 20013

You can also view this variable in SDA open in new window.

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