Table 1. Participant characteristics expresed by group means (±standard deviations).
Group 1
(n=26)
Group 2
(n=30)
Group 3
(n=17)
Group 4
(n=18)
Group 5
(n=22)
Age (years) 8.9 (.9) 11.1 (.8) 12.9 (.5) 14.8 (.6) 20.0 (3.4)
Experience (years) 3.6 (1.3) 5.3 (1.0) 7.7 (1.4) 9.0 (1.6) 14.2 (2.6)
Height (m) 1.31 (.05) 1.39 (.07) 1.48 (.08) 1.62 (.10) 1.65 (.05)
Mass (kg) 28.6 (3.4) 34.3 (4.9) 40.3 (4.9) 53.6 (10.8) 63.4 (5.0)
Longswing amplitude (deg) 237.6 (72.5) 269.6 (80.9) 322.3 (67.6) 357.7 (.6) 357.8 (.5)