“…In the single study 26 not reporting BMI values, the presence of obesity (BMI ≥ 30 kg/m 2 ) was an inclusion criteria. Males and females were present in 34 studies 18 , 21 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 , 57 in which the median (range) percentage of females was 59.0 (15.9–92.1)%. Eight studies included only male, 58 , 59 , 60 , 61 , 62 , 63 , 64 , 65 and 12 studies included only female adults.…”