Table 8.
Kinematic and kinetic variables of EXP and CON at pre-test, mid-test, and post-test.
| Pre | Mid | Post | Pre-Mid g (95%CI) |
Pre-Post g (95%CI) |
Pre-Mid Δ% (95%CI) |
Pre-Post Δ% (95%CI) |
Time effect ( ) |
Group effect ( ) |
Time × group ( ) |
|
|---|---|---|---|---|---|---|---|---|---|---|
| JH (m) | ||||||||||
| EXP | 0.510 ± 0.024 | 0.521 ± 0.035 | 0.560 ± 0.042* | 0.236 (−0.850,1.322) | 1.139 (−0.099,2.376) | 2.040 (−2.132,6.212) | 9.911 (3.266,16.557) | 0.002 (0.315) | 0.050 (0.207) | 0.525 (0.037) |
| CON | 0.494 ± 0.049 | 0.492 ± 0.047 | 0.520 ± 0.033 | −0.030 (−1.069,1.008) | 0.598 (−0.488,1.685) | 0.291 (−7.334,7.916) | 6.015 (−1.528,13.558) | |||
| NERE (J·kg− 1) | ||||||||||
| EXP | 3.398 ± 0.709 | 3.463 ± 0.777 | 3.907 ± 0.610* | 0.088 (−0.743,0.919) | 0.694 (−0.219,1.607) | 3.689 (−11.107,18.485) | 17.548 (2.318,32.778) | 0.024 (0.196) | 0.050 (0.208) | 0.370 (0.057) |
| CON | 3.014 ± 0.660 | 2.931 ± 0.597 | 3.150 ± 0.614 | −0.114 (−0.916,0.688) | 0.187 (−0.619,0.994) | −0.372 (−16.633,15.890) | 6.493 (−7.477,20.463) | |||
| Braking phase | ||||||||||
| CD(m) | ||||||||||
| EXP | 0.320 ± 0.061 | 0.357 ± 0.031 | 0.368 ± 0.038 | 0.648 (−0.374,1.669) | 0.831 (−0.229,1.891) | 14.488 (1.072,27.904) | 18.328 (−0.139,36.795) | <0.001 (0.440) | 0.476 (0.030) | 0.433 (0.048) |
| CON | 0.324 ± 0.043 | 0.363 ± 0.06* | 0.400 ± 0.068* | 0.686 (−0.311,1.682) | 1.339 (0.163,2.514) | 12.656 (2.385,22.927) | 25.426 (6.677,44.175) | |||
| PBF (N·kg− 1) | ||||||||||
| EXP | 28.357 ± 3.707 | 25.544 ± 2.622* | 25.990 ± 2.531 | −0.899 (−1.920,0.122) | −0.756 (−1.743,0.230) | −9.403 (−15.268,−3.538) | −7.738 (−14.025,−1.45) | <0.001 (0.473) | 0.623 (0.015) | 0.529 (0.037) |
| CON | 28.243 ± 2.463 | 25.366 ± 2.316* | 24.642 ± 3.135* | −0.931 (−1.933,0.071) | −1.165 (−2.237,−0.092) | −9.827 (−16.076,−3.578) | −12.54 (−19.707,−5.372) | |||
| PBP (W·kg− 1) | ||||||||||
| EXP | 47.941 ± 9.911 | 43.555 ± 8.344 | 44.579 ± 7.601 | −0.518 (−1.539,0.501) | −0.397 (−1.402,0.606) | −7.807 (−19.447,3.833) | −5.946 (−14.162,2.271) | 0.041 (0.171) | 0.121 (0.136) | 0.977 (0.001) |
| CON | 52.695 ± 6.585 | 47.692 ± 3.910 | 49.451 ± 8.437 | −0.599 (−1.598,0.400) | −0.389 (−1.357,0.580) | −8.197 (−18.045,1.65) | −4.508 (−21.105,12.089) | |||
| VBI (Ns·kg− 1) | ||||||||||
| EXP | 4.020 ± 0.365 | 4.264 ± 0.179* | 4.301 ± 0.230 | 0.604 (−0.298,1.506) | 0.695 (−0.226,1.617) | 6.624 (0.528,12.720) | 7.475 (1.521,13.430) | <0.001 (0.481) | 0.303 (0.062) | 0.147 (0.107) |
| CON | 4.09 ± 0.358 | 4.332 ± 0.477* | 4.624 ± 0.449* | 0.606 (−0.268,1.481) | 1.341 (0.247,2.437) | 5.880 (1.369,10.391) | 13.460 (5.172,21.747) | |||
| EST (J·kg− 1) | ||||||||||
| EXP | 5.356 ± 0.682 | 5.531 ± 0.456 | 5.697 ± 0.560 | 0.234 (−0.654,1.123) | 0.457 (−0.456,1.371) | 4.484 (−5.996,14.964) | 7.374 (−3.131,17.880) | 0.001 (0.321) | 0.401 (0.042) | 0.268 (0.075) |
| CON | 5.398 ± 0.724 | 5.677 ± 0.899 | 6.188 ± 0.602* | 0.379 (−0.494,1.251) | 1.073 (0.042,2.104) | 5.092 (−0.429,10.613) | 15.788 (5.723,25.853) | |||
| Propulsive phase | ||||||||||
| PPV (m·s− 1) | ||||||||||
| EXP | 3.136 ± 0.089 | 3.173 ± 0.134 | 3.303 ± 0.154* | 0.232 (−0.789,1.253) | 1.066 (−0.098,2.229) | 1.157 (−1.226,3.540) | 5.341 (2.019,8.662) | <0.001 (0.347) | 0.050 (0.208) | 0.536 (0.036) |
| CON | 3.074 ± 0.173 | 3.047 ± 0.152 | 3.169 ± 0.127 | −0.176 (−1.157,0.805) | 0.613 (−0.418,1.642) | −0.746 (−4.255,2.764) | 3.277 (−0.417,6.970) | |||
| PPF (N·kg-1) | ||||||||||
| EXP | 28.693 ± 4.362 | 26.337 ± 1.756* | 26.620 ± 2.643 | −0.692 (−1.554,0.171) | −0.609 (−1.451,0.235) | −7.139 (−13.643,−0.635) | −6.376 (−12.822,0.071) | <0.001 (0.413) | 0.587 (0.018) | 0.302 (0.068) |
| CON | 28.152 ± 3.093 | 26.444 ± 3.012 | 24.971 ± 3.026* | −0.507 (−1.304,0.289) | −0.945 (−1.856,−0.034) | −5.826 (−11.446,−0.206) | −11.041 (−16.713,−5.369) | |||
| PPP (W·kg− 1) | ||||||||||
| EXP | 67.959 ± 7.740 | 66.588 ± 2.943 | 69.892 ± 4.753 | −0.211 (−0.944,0.522) | 0.297 (−0.444,1.040) | −1.199 (−7.901,5.503) | 3.473 (−2.630,9.576) | 0.061 (0.152) | 0.310 (0.061) | 0.234 (0.082) |
| CON | 66.994 ± 5.723 | 64.313 ± 5.831 | 65.478 ± 6.879 | −0.418 (−1.153,0.317) | −0.236 (−0.946,0.474) | −3.947 (−7.338,−0.556) | −2.318 (−5.810,1.175) | |||
| VPI (Ns·kg− 1) | ||||||||||
| EXP | 5.200 ± 0.291 | 5.373 ± 0.341 | 5.518 ± 0.283 | 0.425 (−0.569,1.417) | 0.779 (−0.275,1.833) | 3.388 (−0.087,6.864) | 6.377 (0.453,12.301) | <0.001 (0.439) | 0.684 (0.010) | 0.318 (0.065) |
| CON | 5.038 ± 0.405 | 5.271 ± 0.447 | 5.611 ± 0.399* | 0.576 (−0.406,1.558) | 1.418 (0.212,2.625) | 4.890 (−1.08,10.86) | 11.818 (4.781,18.854) | |||
| ERE (J·kg− 1) | ||||||||||
| EXP | 8.755 ± 0.375 | 8.994 ± 0.812 | 9.604 ± 0.725* | 0.286 (−0.775,1.348) | 1.015 (−0.167,2.198) | 2.618 (−2.181,7.417) | 9.839 (2.830,16.849) | <0.001 (0.401) | 0.228 (0.084) | 0.952 (0.003) |
| CON | 8.412 ± 0.930 | 8.607 ± 0.939 | 9.338 ± 0.558* | 0.237 (−0.782,1.256) | 1.122 (−0.055,2.298) | 2.855 (−4.783,10.492) | 12.062 (3.097,21.027) |
JH = jump height; CD = countermovement depth; PPV = peak propulsive velocity; PBF = peak braking force; PPF = peak propulsive force; PBP = peak braking power; PPP = peak propulsive power; VBI = vertical braking impulse; VPI = vertical propulsive impulse; EST = energy storage; ERE = energy release; NERE = net energy release; * indicates a significant difference compared to the pre-test (p ≤ 0.05).