TABLE 4.
FAI Group | Control Group | P Value | |
---|---|---|---|
Peak joint moment, N · m/kg | |||
Hip flexion | 1.36 ± 0.26 | 1.29 ± 0.39 | .56 |
Hip extension | −0.72 ± 0.21 | −0.81 ± 0.27 | .27 |
Knee flexion | −0.59 ± 0.22 | −0.69 ± 0.27 | .19 |
Knee extension | 0.69 ± 0.11 | 0.63 ± 0.17 | .18 |
Ankle dorsiflexion | 1.64 ± 0.16 | 1.46 ± 0.31 | .04 |
Ankle plantar flexion | −0.32 ± 0.12 | −0.34 ± 0.11 | .47 |
Joint moment impulse, N·m·s/kg | |||
Hip flexion | 0.14 ± 0.04 | 0.11 ± 0.03 | .03 |
Hip extension | 0.10 ± 0.04 | 0.12 ± 0.04 | .35 |
Knee flexion | 0.07 ± 0.02 | 0.09 ± 0.03 | .12 |
Knee extension | 0.10 ± 0.02 | 0.08 ± 0.03 | .06 |
Ankle dorsiflexion | 0.39 ± 0.07 | 0.31 ± 0.07 | .001 |
Ankle plantar flexion | 0.02 ± 0.01 | 0.03 ± 0.01 | .62 |
Joint moment duration, s | |||
Hip flexion | 0.33 ± 0.09 | 0.27 ± 0.07 | .02 |
Hip extension | 0.29 ± 0.08 | 0.33 ± 0.07 | .13 |
Knee flexion | 0.27 ± 0.03 | 0.29 ± 0.06 | .30 |
Knee extension | 0.35 ± 0.06 | 0.31 ± 0.06 | .03 |
Ankle dorsiflexion | 0.50 ± 0.06 | 0.47 ± 0.07 | .15 |
Ankle plantar flexion | 0.12 ± 0.03 | 0.13 ± 0.03 | .50 |
Data are reported as mean ± SD. Bolded P values indicate a statistically significant difference between groups (P ≤ .05). Positive joint moment values represent external hip flexion, knee extension, and ankle dorsiflexion moments, respectively. FAI, femoroacetabular impingement.