Cole, Michael; Grimshaw, Paul - In: Journal of Quantitative Analysis in Sports 5 (2009) 1, pp. 9-9
It is often postulated that an increased hip to shoulder differential angle (`X-Factor') during the early downswing … relationship between the X-Factor and performance during the tee-shot. Seven golfers with handicaps between 0 and 10 strokes … and the subsequent X-Factor. Compared with the low-handicap group, the high-handicap golfers tended to demonstrate greater …