“…Fourteen school-based interventions were multicomponent studies [ 27 – 29 , 31 – 33 , 35 , 38 , 41 , 46 – 50 ] and seven had only one component [ 24 – 26 , 30 , 51 , 54 , 55 ]. Five studies were interested in diet, PA, and other risk factors [ 28 , 29 , 31 , 33 , 50 ] and nine in diet and PA [ 27 , 35 , 38 , 41 , 46 – 49 , 53 ]. There were six studies interested in PA only [ 30 , 32 , 40 , 51 , 54 , 55 ] and three interested in diet only [ 24 – 26 ].…”