“…2 ): 15 based in the USA [ 33 – 47 ]; 11 Europe [ 48 – 58 ]; two Canada [ 59 , 60 ]; and one each in Saudi Arabia [ 61 ], Brazil [ 62 ], Hong Kong [ 63 ] and Israel [ 64 ]. The literature was methodologically diverse, including 11 qualitative studies [ 35 , 36 , 41 , 44 , 47 , 49 , 54 , 59 , 63 – 65 ], 17 cross-sectional surveys [ 33 , 34 , 37 , 39 , 42 , 43 , 45 , 46 , 50 – 52 , 55 – 58 , 60 , 62 ], one longitudinal survey [ 53 ] and four mixed methods studies [ 38 , 40 , 48 , 61 ]. Publication years ranged from 2001 to 2016.…”