TABLE 4.
Descriptive statistics and differences between first-division and second-division Guard players.
| First division Guards (n = 25) |
Second division Guards (n = 24) |
T test | Effect Size | ||
|---|---|---|---|---|---|
| Mean±SD | Mean±SD | t value | d | 95%CI | |
| BH (cm) | 189.73±4 | 186.59±6.51 | 1.99 | 0.59 (S) | 0.01/1.16 |
| MRH (cm) | 246.04±7.4 | 241.29±9.57 | 1.88 | 0.57 (S) | 0.04/1.15 |
| BM (kg) | 84.79±4.89 | 78.14±5.99 | 4.10† | 1.24 (L) | 0.64/1.86 |
| BF% (%) | 7.14±2.58 | 9.44±2.63 | -2.88† | -0.77 (M) | -1.35/-0.19 |
| SBJ (cm) | 254.96±16.95 | 239.16±19.79 | 3.00† | 0.87 (M) | 0.26/1.43 |
| CMJ (cm) | 46.87±5.37 | 46.02±6.63 | 0.49 | 0.14 (T) | -0.38/0.74 |
| MVJ_ND (cm) | 70.79±10.47 | 71.33±6.21 | -0.21 | -0.00 (T) | -0.56/0.56 |
| MVJ_D (cm) | 77.91±11.43 | 79.62±7.30 | -0.58 | -0.11 (T) | -0.67/0.45 |
| LU_ND (cm) | 67.67±9.12 | 70.62±7.03 | -1.20 | -0.24 (S) | -0.81/0.32 |
| LU_D (cm) | 72.61±9.46 | 74.19±5.95 | -0.66 | -0.12 (T) | -0.68/0.44 |
| RSI (index) | 1.64±0.31 | 1.73±0.33 | -0.93 | -0.28 (S) | -0.84/0.29 |
| RRSA (index) | 1.57±0.40 | 1.60±0.43 | -0.24 | -0.07 (T) | -0.63/0.49 |
BH – body height; MRH – maximal reach height; BM – body mass; BF% - body fat percentage; SBJ – standing broad jump; CMJ – countermovement jump; MVJ_ND – maximal vertical jump non dominant leg; MVJ_D – maximal vertical jump dominant leg; LU_ND – lay-up shot jump non dominant leg; LU_D – lay-up jump dominant leg
†
denotes significant t-values at p < 0.05
d - magnitude-based Cohen’s effect size; CI – confidence interval; (T) – trivial differences; (S) – small differences; (M) – moderate differences; (L) – large differences.