Table 5.
Multivariate analysis of risk factors for accelerated polyethylene wear.
| Patient factors | P-value |
|---|---|
| Age | .840 |
| BMI | .612 |
| Sex | .821 |
| Laterality | .915 |
| Component factors | |
| Femoral head material | .989 |
| Femoral head size | .316 |
| Wear over time | |
| Time since implantation | .936 |
BMI, body mass index.