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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.
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×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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