Résumé :
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[BDSP. Notice produite par INIST-CNRS s8R0x8AG. Diffusion soumise à autorisation]. Background To examine seasonal variations in self-reported physical activity among an urban population of Calgarian adults. Method Telephone surveys were conducted with two independent random cross-sectional samples of adults in summer and autumn 2007 (n=2199) and in winter and spring 2008 (n=2223) Participation and duration of walking for recreation (WR), walking for transportation (WT), moderate (MODPA) and vigorous physical activity (VIGPA) undertaken in a usual week were captured. Seasonal comparisons of participation related to these activities and sufficient MODPA (>=210 min/week) and VIGPA (>=90 min/week) physical activity were examined using logistic regression. Results Compared with winter, participation in WR was significantly (p
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