“… 23 , 24 Four studies were cluster RCTs (n = 712 participants) 23 , 24 , 25 , 26 , 27 and the remaining 22 were before-after study designs (n = 7844 participants). 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 Studies were conducted in North America (15 studies), 28 , 30 , 31 , 32 , 33 , 35 , 36 , 37 , 39 , 42 , 43 , 46 , 47 , 48 , 49 Europe (10 studies) 23 , 25 , 26 , 27 , 29 , 38 , 40 , 41 , 44 , 45 and Australasia (1 study). 34 A total of 19 studies 23 , 26 , 27 , 28 ,…”