Mean weekend levels of physical activity by mode of transport to school.
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资源简介：
Mean differences compare level of physical activity in children who travel by public transport or car, to those who walk or cycle to and from school.Analyses are adjusted for gender, age quartiles, day order, day of week (i.e., Saturday or Sunday), month, ethnicity and random effects for child and school.
创建时间：
2015-12-02
