“…Overall, 14 studies reported data from four low-income countries ( 34–47 ), 21 studies were focused on 13 lower-middle income countries ( 48–68 ), seven studies were conducted in five upper-middle income countries ( 69–75 ) and three were multi-centred ( 76–78 ). Out of 45 included studies, 11 studies were cross-sectional ( 41 , 45 , 48 , 51 , 55–57 , 65 , 69 , 70 , 76 ), 14 were pre-post studies ( 34 , 38 , 49 , 50 , 52 , 53 , 56 , 62 , 64 , 72–75 , 77 ), nine were time-series ( 35 , 37 , 39 , 43 , 58 , 59 , 67 , 71 , 78 ), five were mixed methods ( 36 , 42 , 47 , 61 , 63 ) and six were qualitative ( 40 , 44 , 46 , 54 , 60 , 68 ). The included studies’ characteristics are summarised in Table 1 .…”