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Table demonstrating results of multivariate logistic regression. Odds ratios given are in comparison to baseline factor
| Factor | Odds ratio (95% confidence interval) | Significance (p value) |
|---|---|---|
| Use of protocol | 0.581 (0.285–1.184) | 0.135 |
| Surgeon grade (consultant vs. Res/Fell) | 0.462 (0.232–0921) | 0.028 |
| Type of procedure | ||
| Revision | 1 | |
| Primary | 0.613 (0.283–1.330) | 0.216 |
| Age at procedure | 0.999 (0.993–1.005) | 0.745 |
