TABLE 1.
TEST-RETEST RELIABILITY OF ACCELEROMETRIC SYSTEM
| CV% | ICC (95% CI) | Systematic Bias | Random Error | Student T test | |
|---|---|---|---|---|---|
| Jump Height | |||||
| 5H-H (cm) | 6.42 | 0.74 -0.85 | 1.1 | 4.4 | NS |
| SJ-H (cm) | 4.25 | 0.82 -0.84 | -1 | 6.2 | NS |
| CMJ-H (cm) | 4.31 | 0.80 -0.89 | -0.2 | 4.8 | NS |
|
| |||||
| Force, Velocity & Power | |||||
| Fsj (N · kg−1) | 3.30 | 0.85 -0.92 | -0.5 | 1.7 | NS |
| Vsj (cm · s−1) | 6.41 | 0.85 -0.92 | -7.8 | 29.7 | NS |
| Psj (W · kg−1) | 6.03 | 0.74 -0.83 | -1.8 | 6.4 | NS |
| Fcmj (N · kg−1) | 4.24 | 0.66 -0.79 | -0.6 | 2.3 | NS |
| Vcmj (cm · s−1) | 11.09 | 0.66 -0.42 | 3.8 | 22.1 | NS |
| Pcmj (W · kg−1) | 13.36 | 0.29 -0.45 | 2.8 | 6.9 | NS |
|
| |||||
| Contact Time, Leg Stiffness & Reactivity Index | |||||
| CT (ms) | 5.70 | 0.88 -0.93 | + 3.9 | 19.4 | NS |
| IR | 7.86 | 0.94 -0.96 | -0.2 | 0.3 | NS |
| kleg (kN · m−1) | 6.03 | 0.86 -0.92 | + 2.8 | 8 | NS |
Note: NS: no significant difference between test and retest mean values (p < .05)