Table 2.
Cox Proportional Hazard Analysis for the Effect of the Type of Fixation on Revisions and Complications
| Outcome | Unadjusted HR (95% CI) | Adjusted HR (95% CI) | |
| Cup revision | Noncemented | 1 (reference) | |
| Cemented | 1.52 (1.13–2.05) | 1.40 (1.04–1.89) | |
| Stem revision | Noncemented | 1 (reference) | |
| Cemented | 1.00 (0.69–1.47) | 1.07 (0.73–1.57) | |
| Partial revision | Noncemented | 1 (reference) | |
| Cemented | 1.25 (0.99–1.59) | 1.23 (0.97–1.57) | |
| Both revisions | Noncemented | 1 (reference) | |
| Cemented | 2.11 (1.68–2.65) | 1.92 (1.52–2.41) | |
| Any revision | Noncemented | 1 (reference) | |
| Cemented | 1.52 (1.27–1.81) | 1.44 (1.21–1.72) | |
| PJI | Noncemented | 1 (reference) | |
| Cemented | 1.72 (1.41–2.10) | 1.66 (1.36–2.04) | |
| PPF | Noncemented | 1 (reference) | |
| Cemented | 0.78 (0.56–1.07) | 0.76 (0.55–1.06) | |
Adjusted for age, sex, and type of medical institution.
CI = confidence interval, HR = hazard ratio, PJI = periprosthetic joint infection, PPF = periprosthetic fracture