Table 1.
Descriptive statistics for all physical fitness tests in total and by sex in junior elite tennis players. Data are means (±SD).
| Total (n = 92) | Boys (n = 47) | Girls (n = 45) | |
|---|---|---|---|
| Age (yrs) | 12.46 (.26) | 12.48 (.22) | 12.43 (.30) |
| APHV (yrs) [range] | 12.93 (1.07) [11.03-15.62] | 13.86 (.54) [12.73-15.62] | 11.95 (.43) [11.03-12.81] |
| Standing height (m) | 1.58 (.06) | 1.57 (.06) | 1.59 (.06) |
| Sitting height (m) | .81 (.04) | .81 (.03) | .82 (.05) |
| Body mass (kg) | 43.8 (5.6) | 43.1 (5.7) | 44.4 (5.4) |
| Sitting height / standing height ratio (%) | 51.5 (2.1) | 51.7 (2.1) | 51.3 (2.2) |
| Medicine reverse (m) | 10.58 (1.69) | 11.05 (1.64) | 10.08 (1.61) |
| Medicine overhead (m) | 9.24 (1.39) | 9.30 (1.33) | 9.17 (1.46) |
| Ball throwing (m) | 32.14 (4.99) | 34.76 (4.87) | 29.41 (3.44) |
| SJ (cm) | 26.17 (3.12) | 26.82 (2.86) | 25.50 (3.27) |
| CMJas (cm) | 30.14 (3.69) | 30.65 (3.59) | 29.61 (3.76) |
| Sprint 5m (s) | 1.00 (.05) | 1.00 (.05) | 1.00 (.05) |
| Sprint 10m (s) | 1.89 (.08) | 1.89 (.07) | 1.90 (.08) |
| Spider test (s) | 17.66 (.70) | 17.50 (.70) | 17.84 (.67) |