“…Data on attitude, prevalence, sociodemographic factors, predictors and causes of SMA were collected from self-completed questionnaires [ 13 , 14 , 23 , 24 , 25 , 26 , 27 , 29 , 30 , 31 , 33 , 37 ], face-to-face interviews [ 32 , 36 , 38 , 40 , 41 , 43 ] and observer-rated compliance with recommendations [ 23 ]. Four of the studies were undertaken in Saudi Arabia [ 28 , 29 , 30 , 39 ], three in Pakistan [ 12 , 13 , 42 ], two studies in Jordan [ 40 , 41 ] and Turkey [ 38 , 41 ] and one each from Bangladesh, [ 24 ] Bulgaria [ 23 ], Beirut, [ 32 ] Cameroon [ 33 ] Columbia, [ 34 ] Greece, [ 25 ] Guatemala, [ 35 ] Haiti, [ 36 ] Indonesia [ 26 ] Cyprus, Egypt, Lebanon, Libya, Tunisia, [ 41 ] Nigeria, [ 14 ] Poland, [ 37 ] Portugal, [ 27 ] Romania, [ 43 ] and the United Arab Emirates [ 31 ]. All studies were conducted on the lay public from differe...…”