Table 3.
Linear regression models with difference (Δ), 95% confidence interval (CI), and with WOOS at 1 year as the dependent variable
| Factor | Δ (CI) |
|---|---|
| Age (ref. > 55) | |
| ≤ 55 a | –16 (–13 to –19) |
| ≤ 55 b | –11 (–8 to –14) |
| Sex (ref. > men) | |
| Women a | –1 (–3 to 1) |
| Women b | –4 (–2 to –6) |
| Arthroplasty type (ref. > total) | |
| Hemi- a | –13 (–11 to –15) |
| Hemi- b | –12 (–10 to –14) |
| Previous surgery for (ref. > none) | |
| Instability a | –24 (–17 to –30) |
| Instability b | –16 (–10 to –22) |
| Others a, c | –12 (–9 to –15) |
| Others b, c | –9 (–7 to –12) |