Table 1. Participant characteristics. Data are presented as mean ± SD.

	U12 (n = 18)	U15 (n = 27)	U18 (n = 14)
Age (year)	10.11 ± 0.74	12.84 ± 1.09	15.93 ± 0.80
Height (cm)	143.64 ± 10.02	169.04 ± 10.13	178.04 ± 6.43
Weight (kg)	36.84 ± 6.96	58.69 ± 10.16	75.44 ± 7.46
Training Experience (years)	0.98 ± 0.65	1.67 ± 1.23	3.26 ± 1.90

U12 = under 12 years of age; U15 = under 15 years of age; U18 = under 18 years of age; SD = standard deviation.