The time of judo practice for each training group was: lower-body (n = 9) = 12 ± 7 years; upper-body (n = 9) = 15 ± 7 years; uchi-komi (n = 9) = 12 ± 7 years; control group (n = 8) = 18 ± 7 years. Groups did not differ concerning time of judo practice (P > 0.05).