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Regression analysis for component exchange per time period.
| Component exchange | Hip success* | Knee success* |
|---|---|---|
| Coefficient, % (SE; 95% CI) | Coefficient, % (SE; 95% CI) | |
| Pre-2000 | 1.9 (2.5; -3.0 to 6.8) | 3.3 (2.6; -1.8 to 8.4) |
| Post-2000 | 1.0 (0.9; -0.0 to 2.7) | 0.2 (1.2; -2.1 to 2.6) |
For each 10% increase in component exchange.
CI, confidence interval; SE, standard error.
