Table 2.
Training period | Parameter | Change | Change (%) | Effect size (Cohen's d) | P-Value | |
---|---|---|---|---|---|---|
General preparation phase (n = 19) | Rowing ergometer performance | +5.9 ± 7 W | +2 ± 2% | 0.22 | Small | 0.004* |
Muscle volume | +0.3 ± 41 mL | +0.3 ± 7% | 0.003 | Negligible | 0.978 | |
Fascicle length | −0.59 ± 1.0 cm | −5 ± 8% | −0.47 | Small | 0.020* | |
PCSA | +3.43 ± 8 cm2 | +6 ± 14% | 0.35 | Small | 0.182 | |
Pennation angle | +0.71 ± 3° | +4 ± 16% | 0.18 | Small | 0.301 | |
Competitive preparation phase (n = 7) | Rowing ergometer performance | +17.8 ± 11 W | +5 ± 3% | 0.52 | Medium | 0.010* |
Muscle volume | +53.7 ± 84 mL | +8 ± 13% | 0.32 | Small | 0.141 | |
Fascicle length | +1.21 ± 1.9 cm | +13 ± 19% | 0.93 | Large | 0.150 | |
PCSA | −1.01 ± 16 cm2 | −0.4 ± 28% | −0.07 | Negligible | 0.872 | |
Pennation angle | −1.76 ± 2° | −9 ± 15% | −0.71 | Medium | 0.110 |
P < 0.05.