“…Gender . Seven studies reported proportions for PTSD according to gender [ 32 , 42 , 43 , 47 , 50 , 53 , 54 ] and 14 studies stated that there were no significant associations between both [ 27 , 32 , 33 , 36 , 37 , 39 , 40 , 42 , 43 , 45 , 49 , 50 , 52 , 53 ]. In contrast, two studies reported significantly higher prevalence among boys [ 28 , 29 ] and four studies reported higher prevalence among girls [ 38 , 44 , 47 , 54 ].…”