Table 2.
Mean test scores ± SD, reliability measures, and comparison of pre- and post-30-15 IFT for the SLCMJ and SLDJ (paired samples t-tests).
| Mean (SD) | ICC (95% CI) | CV (%) | p | Effect size (d) | |||
|---|---|---|---|---|---|---|---|
| SLCMJ (m) | Right | PRE | 0.16 (0.03) |
0.90 (0.83–0.95) | 4.87 | 0.018* | 0.33 |
| POST | 0.15 (0.03) |
0.90 (0.83–0.95) | 4.93 | ||||
| Left | PRE | 0.16 (0.03) |
0.91 (0.85–0.95) | 4.45 | 0.459 | 0.48 | |
| POST | 0.18 (0.05) |
0.93 (0.86–0.95) | 7.62 | ||||
| SLDJ (m) | Right | PRE | 0.14 (0.03) |
0.85 (0.79–0.94) | 8.26 | 0.000* | 0.33 |
| POST | 0.13 (0.03) |
0.90 (0.83–0.95) | 6.48 | ||||
| Left | PRE | 0.14 (0.03) |
0.85 (0.74–0.92) | 5.73 | 0.000* | 0.33 | |
| POST | 0.13 (0.03) |
0.86 (0.76–0.93) | 9.18 | ||||
| SLDJ RSI | Right | PRE | 1.14 (0.26) |
0.87 (0.78–0.93) | 5.92 | 0.948 | 0.00 |
| POST | 1.14 (0.25) |
0.88 (0.79–0.93) | 6.23 | ||||
| Left | PRE | 1.15 (0.22) |
0.86 (0.76–0.93) | 5.16 | 0.000* | 0.31 | |
| POST | 1.08 (0.22) |
0.89 (0.81–0.94) | 4.90 |
SLCMJ = Single Leg Countermovement Jump; SLDJ = Single Leg Drop Jump; RSI = Reactive Strength index; SD = standard deviation; ICC = intraclass correlation coefficient; CI = confidence intervals; CV = coefficient of variation; d = Cohen's d, * p < 0.05.