Preventive medicine
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Preventive medicine · Dec 2014
Randomized Controlled Trial Multicenter StudyThe impact of Playworks on students' physical activity during recess: findings from a randomized controlled trial.
To evaluate the impact of Playworks on students' physical activity during recess. ⋯ Teachers in Playworks schools reported that students were more active during recess, but accelerometer and student survey measures showed either no impacts or marginally significant impacts.
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Preventive medicine · Dec 2014
Randomized Controlled TrialEffectiveness of a 12-month randomized clinical trial to increase physical activity in multiethnic postpartum women: results from Hawaii's Nā Mikimiki Project.
Few postpartum ethnic minority women perform leisure-time moderate-to-vigorous physical activity (MVPA). The study tested the effectiveness of a 12-month tailored intervention to increase MVPA in women with infants 2-12months old. ⋯ A tailored intervention effectively increased MVPA over 12months in multiethnic women with infants, particularly those with more than one child.