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Cox analysis for possible confounding factors
| Enter method | Reference category | RR (95% CI) | p value |
|---|---|---|---|
| Subtype of high dislocation | C1 | 3.094 (1.182–8.095) | 0.021 |
| Leg lenghtening | – | 0.966 (0.716–1.304) | 0.822 |
| Femoral shortening | – | 0.979 (0.744–1.287) | 0.878 |
RR = relative risk; CI = confidence interval.
