Table 1.
Descriptive statistics [mean (standard deviation)] for the total sample of young female and male basketball players.
| Mean (standard deviation) | |
|---|---|
| Chronological age, yrs | 14.0 (1.7) |
| Maturity offset, yrs | 1.25 (1.69) |
| Estimated age at peak height velocity, yrs | 12.7 (0.8) |
| Onset of basketball deliberate practice, yrs | 10.4 (2.3) |
| Stature, cm | 169.0 (12.1) |
| Body mass, kg | 63.8 (15.3) |
| Countermovement jump, cm | 29.2 (6.3) |
| Line drill test, s | 34.58 (2.83) |
| Yo-yo intermittent recovery test level-1, m | 721.6 (417.8) |
| Performance score, z-score | 0.11 (2.55) |
| Will to excel, 1–5 | 4.15 (0.77) |
| Will to compete, 1–5 | 4.40 (0.56) |
| Mastery, 1–5 | 4.20 (0.60) |
| Work, 1–5 | 4.48 (0.48) |
| Competitiveness, 1–5 | 3.77 0.71) |
| Self-referenced competencies, 1–5 | 4.50 (0.52) |
| Others-referenced competencies, 1–5 | 3.81 (0.81) |
| Effort expenditure, 1–5 | 4.73 (0.47) |
| Positive parental involvement, 1–5 | 4.42 (0.70) |
| Affiliation with peers, 1–5 | 4.51 (0.62) |