“…The following criteria were utilized to select body dimensions:(1) the body dimensions reflect physical changes associated with obesity, or (2) the body dimensions are relevant to airline passengers' comfort, safety or health issues. Regarding the second criterion, related previous studies [24,25,48,[54][55][56][57] were reviewed to identify important design issues/considerations. Overall, the studies indicated that passenger seat space design affects passenger comfort and wellbeing the most, and especially, two seat-related dimensions, i.e., seat pitch (the distance between a point on the back of one seat to the same point on the back of the seat in front) and seat width (the distance from armrest to armrest), are critical.…”