Table 3 Isometric and isokinetic normalized peak torque (Nm/kg) during knee flexion and extension motion at different phases of menstrual cycle
Factor | Follicular | Ovulatory | Luteal | F | p |
|---|---|---|---|---|---|
Isokinetic peak torque of knee extensors muscles at a speed of 60 (Nm/kg) | 1.81±0.42 | 2.03±0.61 | 1.81±0.54 | 10.51 | *0.001 |
Isokinetic peak torque of knee flexor muscles at a speed of 60 (Nm/kg) | 1.34±0.82 | 1.53±0.36 | 1.32±0.64 | 10.98 | *0.001 |
Isometric strength of knee extensor (Nm/kg) | 0.8±0.12 | 1.01±0.16 | 0.79±0.17 | 8.59 | *0.001 |
Isometric strength of knee flexor (Nm/kg) | 1.04±0.29 | 1.28±0.39 | 1.09±0.22 | 12.45 | *0.001 |