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Correlations between activity reported on recalls and that reported on the questionnaire were 0.79 and 0.83 for the representative and African-American samples, respectively.

The questionnaire is valid for assessing physical activity when compared to recall methods.

StrongSupportsmedium confidence
Correlations between activity reported on recalls and that reported on questionnaire were 0.79 and 0.83 for the representative and African-American samples, respectively.
Anne Wolf et al. · International Journal of Epidemiology · 1994

Why this rating

Based on the study design involving direct comparisons with established methods.

Source

Reproducibility and Validity of a Self-Administered Physical Activity Questionnaire

Anne Wolf et al. · International Journal of Epidemiology · 1994

DOI 10.1093/ije/23.5.991

cohort · n=231Cited 1,036×
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DOI resolved against Crossref · corpus check 2026-06-10

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