Table 1. Hazard ratios (95% CI) for incident hip fractures: Cox regression models with stepwise selection
| Risk factor | Model (1) | Model (2) |
|---|---|---|
| J-HAQ score | 2.35 (1.86-2.97) | N/A |
| J-HAQ score (arising) | N/A | 1.65 (1.29-2.11) |
| J-HAQ score (hygiene) | N/A | 1.49 (1.11-2.00) |
| Age, per 10 years | 1.60 (1.31-1.94) | 1.61 (1.33-1.96) |
| History of total knee replacement | 3.25 (1.37-7.74) | 2.86 (1.20-6.80) |
| Body mass index, kg/m2 | 0.93 (0.87-0.99) | 0.91 (0.86-0.97) |
| Past fracture history | 1.51 (0.99-2.30) | 1.49 (0.98-2.27) |