Table 2.
Mean values (SD) of single support phase for OA limb and healthy limb expressed in seconds and percentage of gait cycle, and double support phase and step frequency in 16 patients with unilateral hip OA (2-factor ANOVA model)
| Single support (sec) | Single support (%) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Double supp | Steps/sec | ||||||||||
| OA limb | Healthy limb | Diff | p-value | OA limb | Healthy limb | Diff | p-value | (sec) | (%) | ||
| Preoperatively | 0.55 (0.11) | 0.62 (0.10) | –0.07 | < 0.001 | 34 (4.4) | 38 (2.8) | –4.1 | < 0.001 | 0.23 (0.10) | 27 (6.3) | 1.3 (0.3) |
| 6 months | 0.64 (0.13) | 0.63 (0.13) | +0.01 | 0.7 | 39 (3.2) | 38 (4.2) | +2.0 | 0.4 | 0.21 (0.12) | 23 (6.1) | 1.3 (0.2) |
| 2 years | 0.60 (0.10) | 0.57 (0.10) | +0.03 | 0.05 | 39 (3.5) | 37 (4.1) | +2.1 | 0.06 | 0.20 (0.10) | 24 (6.5) | 1.3 (0.2) |