“…Table 1 summarized the characteristics of all studies, including study design, duration of intervention, school types and intervention strategies. Of the seventy-six included studies, forty were classified as treatment studies [ 29 , 30 , 34 , 40 – 42 , 44 , 46 , 48 , 49 , 56 – 63 , 65 – 67 , 69 , 71 – 73 , 76 , 77 , 79 , 82 , 84 , 85 , 89 , 90 , 93 , 95 , 97 – 101 ] targeting overweight and / or obese children and thirty-six were prevention studies for all children irrespective of baseline weight [ 22 , 23 , 28 , 31 – 33 , 35 – 39 , 43 , 45 , 47 , 50 – 55 , 64 , 68 , 70 , 74 , 75 , 78 , 80 , 81 , 83 , 86 – 88…”