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Reproducibility and validity of a self-administered physical activity questionnaire

A M Wolf1, D J Hunter, G A Colditz

  • 1Channing Laboratory, Department of Medicine, Harvard Medical School, Boston, MA 02115.

Summary

Self-administered questionnaires for physical activity and inactivity are valid for epidemiological research. The Nurses' Health Study II found these tools reliable for assessing activity levels in diverse populations.

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