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Summary of Revision Reasons Determined at Time of Surgery.
| Revision Reason | Number of Cases | |
|---|---|---|
| Vitamin E-Stabilized (N = 103) | HXLPE (N = 67) | |
| Instability | 29 (28.2%) | 13 (19.4%) |
| Infection | 24 (23.3%) | 22 (32.8%) |
| Loosening | 18 (17.5%) | 17 (25.4%) |
| Hematoma | 12 (11.7%) | 1 (1.5%) |
| Stiffness | 10 (9.7%) | 4 (6.0%) |
| Othera | 10 (9.7%) | 10 (14.9%) |
HXLPE, highly crosslinked polyethylene.
Other includes periprosthetic fracture, metal allergy, wound drainage, traumatic dislocation, and unknown.
