“… 20 , 21 , 27 , 30 , 32 , 33 , 35 , 37–39 , 41 , 43 , 45 , 46 , 50 , 54 , 56 , 70 , 71 , 81 , 98 Thirteen (13%) studies presented their scores as a sum or total, and 11 (11%) studies used a mixed of mean, median, interquartile range, percentage, or total scoring. 25 , 26 , 36 , 53 , 57 , 60 , 61 , 64 , 65 , 67 , 72–74 Nine (9%) studies employed different approaches such as adjustment of scores, percentage scoring, interquartile, frequency count, and summation of ordinal answers. 28 , 29 , 48 , 62 , 68 , 69 , 75 , 83 , 84 Six (6%) studies did not employ any scoring mechanism.…”