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School-based interventions modestly increase physical activity and cardiorespiratory fitness but are least effective for youth who need them most: an individual participant pooled analysis of 20 controlled trials.
Hartwig TB, Sanders T, Vasconcellos D, Noetel M, Parker PD, Lubans DR, Andrade S, Ávila-García M, Bartholomew J, Belton S, Brooks NE, Bugge A, Cavero-Redondo I, Christiansen LB, Cohen K, Coppinger T, Dyrstad S, Errisuriz V, Fairclough S, Gorely T, Javier Huertas-Delgado F, Issartel J, Kriemler S, Kvalø SE, Marques-Vidal P, Martinez-Vizcaino V, Møller NC, Moran C, Morris J, Nevill M, Ochoa-Avilés A, O'Leary M, Peralta L, Pfeiffer KA, Puder J, Redondo-Tébar A, Robbins LB, Sanchez-Lopez M, Tarp J, Taylor S, Tercedor P, Toftager M, Villa-González E, Wedderkopp N, Weston KL, Yin Z, Zhixiong Z, Lonsdale C, Del Pozo Cruz B. Hartwig TB, et al. Among authors: zhixiong z. Br J Sports Med. 2021 Jan 13:bjsports-2020-102740. doi: 10.1136/bjsports-2020-102740. Online ahead of print. Br J Sports Med. 2021. PMID: 33441332 Free article. Review.