Table 1.
Anthropometrics and sports characteristics of the sample of both sexes and stratified by sex represented on average, standard deviation, absolute and relative frequency (n = 310).
| Total | Male | Female | p | |
|---|---|---|---|---|
| Personal characteristics | ||||
| Age (years) | 14.16 (2.12) | 14.59 (2.15) | 13.58 (1.95) | 0.001* |
| Body mass (kg) | 58.92 (14.88) | 63.35 (15.55) | 52.79 (11.37) | 0.001* |
| Height (m) | 1.65 (0.12) | 1.70 (0.12) | 1.59 (0.08) | 0.001* |
| BMI (kg/m2) | 21.29 (3.77) | 21.62 (3.93) | 20.82 (3.49) | 0.060 |
| Sports characteristics | ||||
| Sport | ||||
| Basketball | 58 (18.7%) | 44 (24.4%) | 14 (10.8%) | 0.001* |
| Handball | 78 (25.2%) | 49 (27.2%) | 29 (22.3%) | |
| Judo | 34 (11.0%) | 18 (10.0%) | 16 (12.3%) | |
| Swimming | 42 (13.5%) | 32 (17.8%) | 10 (7.7%) | |
| Volleyball | 98 (31.6%) | 37 (20.6%) | 61 (46.9%) | |
| Practice time | ||||
| 1 year or less | 69 (22.3%) | 42 (23.3%) | 27 (20.8%) | 0.691 |
| More than 1 year | 241 (77.7%) | 138 (76.7%) | 103 (79.2%) | |
| Years of practice | 3.45 (2.71) | 3.76 (3.04) | 3.04 (2.16) | 0.225 |
| Frequency of training (times/week) | ||||
| Up to 3 | 234 (75.5%) | 136 (75.6%) | 98 (75.4%) | 1.000 |
| More than 3 | 76 (24.5%) | 44 (24.4%) | 32 (24.6%) | |
| Duration of training session (h/day) | ||||
| Up to 1 h | 49 (15.8%) | 30 (16.7%) | 19 (14.6%) | 0.741 |
| More than 1 h | 261 (84.2%) | 150 (83.3%) | 111 (85.4%) | |
| Medical support on the team | ||||
| No | 307 (99.4%) | 177 (98.9%) | 130 (100%) | 0.624 |
| Yes | 2 (0.06%) | 2 (1.1%) | – | |
*
Statistical difference – p < 0.05, when male compared to female