Table 5.
Summary of revision cases with mean survival analysis. OA = osteoarthritis RA = inflammatory arthropathy (mainly rheumatoid arthritis), CTA = rotator cuff tear arthropathy, AVN = avascular necrosis. Chi-squared used for significance.
| Cases | Revised | Mean Years Survival (95%CI) | 5 Year Survival (Std. Error) | 10 Year Survival (Std. Error) | Significance | |
|---|---|---|---|---|---|---|
| OA | 212 | 26 | 13.2 (12.5–13.9) | 90% (2%) | 83% (4%) | |
| RA | 38 | 6 | 12.7 (11.0–14.3) | 93% (4%) | 70% (12%) | |
| CTA | 27 | 12 | 5.9 (4.7–7.2) | 55% (11%) | 41% (12%) | |
| AVN | 2 | 1 | 2.6 (2.1–3.2) | NA | NA | |
| Overall | 279 | 45 | 12.6 (11.9–13.2) | 86% (2%) | 78% (4%) | p < 0.0001 |