Table 3.
Preoperative American Orthopedic Foot and Ankle Society (AOFAS) ankle hindfoot score and visual analogue scale (VAS) score between patients with unilateral and bilateral ankle arthrodesis group (mean ± SD)
| Characteristic | Unilateral | Bilateral | P‐value |
|---|---|---|---|
| Pain | 17.50 ± 6.83 | 18.33 ± 5.77 | 0.736 |
| Activity limitations | 2.00 ± 2.07 | 1.67 ± 2.06 | 0.676 |
| Maximum walking distance | 2.38 ± 1.68 | 1.83 ± 1.03 | 0.331 |
| Walking on any surface | 2.25 ± 1.34 | 2.00 ± 1.47 | 0.644 |
| Gait abnormality | 3.00 ± 1.78 | 2.33 ± 2.06 | 0.369 |
| Sagittal motion | 1.75 ± 2.05 | 2.33 ± 2.06 | 0.464 |
| Hindfoot motion | 4.88 ± 1.50 | 5.00 ± 1.48 | 0.828 |
| Ankle‐hindfoot stability | 1.00 ± 2.73 | 2.00 ± 3.62 | 0.412 |
| Alignment | 8.44 ± 2.39 | 8.33 ± 2.46 | 0.911 |
| Total score | 43.19 ± 3.95 | 43.83 ± 5.08 | 0.708 |
| VAS | 6.19 ± 0.83 | 6.08 ± 0.82 | 0.741 |
VAS, visual analogue scale