Table 2 Subject muscle characteristics
| Â | Paired t-test | ||
|---|---|---|---|
| Â | Symptomatic | Asymptomatic | Â |
Strength measured as torque (Nm) normalized to body weight (kg) | |||
 Knee extensor | 96 (58.9) | 95.2 (53.6) | 0.84 |
 Hip abductors | 85.8 (27.1) | 88.5 (29.1) | 0.44 |
 Hip adductors | 90.4 (31.8) | 91.9 (34.2) | 0.72 |
 Ankle plantarflexors | 29.1 (11.1) | 30.3 (11.7) | 0.26 |
Muscle thickness (mm) normalized to weight (kg) | |||
 Quadriceps | 0.37 (0.12) | 0.38 (0.12) | 0.32 |
 Hip abductors | 0.42 (0.13) | 0.42 (0.13) | 0.72 |
 Hip adductors | 0.59 (0.18) | 0.60 (0.18) | 0.24 |
 Ankle plantarflexors | 0.56 (0.24) | 0.56 (0.22) | 0.98 |
Muscle thickness (mm) non-normalized | |||
 Quad | 28.4 (9.1) | 29.2 (9.3) | 0.27 |
 Hip abductors | 32.0 (10.9) | 31.7 (10.2) | 0.61 |
 Hip adductors | 44.7 (13.3) | 45.4 (12.5) | 0.34 |
 Ankle plantarflexors | 42.4 (17.5) | 42.4 (16.2) | 0.99 |