Table 1 Age, years of training experience (Tr. Exp.) and anthropometric characteristics of the athletes in the beginning of the study by gender and groups. Values are expressed as mean (±SD)
Male
(n=51)		 Female
(n=47)		 P
value		 CG
(n=24)		 G1
(n=27)		 G2
(n=23)		 G3
(n=24)		 P
value
Age (yrs) 18.3 (1.5) 17.5 (1.4) .091 18.0 (1.6) 17.7 (1.3) 18.2 (1.4) 18.1 (1.5) .565
Tr. Exp. (yrs) 5.4 (2.9) 4.9 (2.1) .314 5.2 (2.0) 5.4 (2.6) 5.0 (3.2) 5.1 (2.4) .933
Weight (kg) 59.9 (8.9) 55.4 (4.9) .003 55.8 (7.2) 61.6 (7.4) 59.1 (7.0) 56.2 (4.5) .035
Height (m) 1.64 (.08) 1.63 (.06) .599 1.61 (.07) 1.68 (.06) 1.66 (.06) 1.63 (.05) .022
BMI (kg·m-2) 22.1(18.8) 18.8 (2.8) <.001 21.5 (1.5) 21.8 (2.1) 21.4 (1.4) 21.2 (1.2) .695