“…The articles included in the analysis were based on studies conducted in the Australia (n = 1) [ 19 ], Iran (n = 4) [ 12 , 14 , 20 , 21 ], Canada (n = 1) [ 22 ], China (n = 1) [ 23 ], Uganda (n = 3) [ 24 – 26 ], Thailand (n = 3) [ 27 – 29 ], Egypt (n = 1) [ 30 ], Brazil (n = 2) [ 31 , 32 ] Nepal (n = 3) [ 33 – 35 ], Pakistan (n = 3) [ 36 – 38 ], Italy (n = 1) [ 39 ], Turkey (n = 1) [ 40 ], India (n = 1) [ 41 ], Malaysia (n = 1) [ 42 ], Ghana (n = 1) [ 43 ], Morocco (n = 2) [ 44 , 45 ], Nigeria (n = 2) [ 46 , 47 ], Vietnam (n = 1) [ 48 ], Philippine (n = 1) [ 49 ], Costa Rica and Uganda (n = 1) [ 50 ], and Ethiopia (n = 5) [ 51 – 55 ]. Among the 39 articles obtained in this study, sampling techniques included simple random sampling (n = 12) [ 19 , 22 , 25 , 26 , 28 , 30 , 38 , 41 , 48 , 52 , 53 , 55 ], quota sampling (n = 3) [ 34 , 36 , 44 ], systematic random sampling (n = 2) [ …”