BMI | Unilateral KOA | Bilateral KOA | X2 | p |
---|---|---|---|---|
 < 18 | 0% (0/67) | 2.82% (2/71) | 1.915 | 0.1664 |
18–24.99 kg/m2 | 37.31% (25/67) | 42.25% (30/71) | 0.3509 | 0.5536 |
25.0–30.0 kg/m2 | 52.24% (35/67) | 47.89% (34/71) | 0.2611 | 0.6904 |
 > 30 kg/m2 | 10.45% (7/67) | 7.04% (5/71) | 0.5035 | 0.4780 |