Table 2.
Changes in measured local muscle variables before and after a 2-weeks ischemic preconditioning intervention.
| Pre | Post | P-value | Power (β) | Effect size (d) | 95% confidence interval | |
|---|---|---|---|---|---|---|
| Quadriceps femoris CSA, cm2 | 71.9 ± 10.3 | 71.6 ± 11.9 | 0.730 | 0.05 | −0.02 | −0.90, 0.86 |
| Knee extensor MVC, Nm | 241.7 ± 48.0 | 247.6 ± 46.5 | 0.217 | 0.07 | 0.13 | −0.75, 1.00 |
| Knee extensor endurance test | ||||||
| Time to task failure, sec | 220.1 ± 65.9 | 221.1 ± 66.1 | 0.923 | 0.05 | 0.02 | −0.86, 0.89 |
| Mean torque output, Nm | 46.8 ± 9.2 | 48.5 ± 9.1 | 0.139 | 0.08 | 0.18 | −0.69, 1.06 |
| Peak EMG of VL,% of MVC | 33.2 ± 9.6 | 35.4 ± 14.3 | 0.642 | 0.08 | 0.18 | −0.69, 1.06 |
| Peak EMG of VM,% of MVC | 29.7 ± 15.5 | 31.8 ± 10.9 | 0.623 | 0.07 | 0.16 | −0.72, 1.03 |
| Peak EMG of RF,% of MVC | 25.2 ± 12.5 | 24.6 ± 6.3 | 0.857 | 0.05 | −0.05 | −0.93, 0.82 |
Values are presented as mean ± standard deviation. CSA, cross-sectional area; MVC, maximum voluntary contraction; EMG, electromyography; VL, vastus lateralis; VM, vastus medialis; RF, rectus femoris.