Reproducibility and validity of an epidemiologic questionnaire to assess past year physical activity in adolescents.

@article{Aaron1995ReproducibilityAV,
  title={Reproducibility and validity of an epidemiologic questionnaire to assess past year physical activity in adolescents.},
  author={Deborah J Aaron and Andrea Kriska and Steve R Dearwater and Jane A. Cauley and Kenneth F. Metz and Ronald E. LaPorte},
  journal={American journal of epidemiology},
  year={1995},
  volume={142 2},
  pages={191-201}
}
The reproducibility and validity of a past year physical activity questionnaire was determined in a sample of 100 adolescents aged 15-18 years, randomly selected from a population-based cohort. Subjects completed four 7-day recalls of activity approximately 3 months apart. The average of the four 7-day recalls of activity was utilized as the "gold standard… CONTINUE READING