Table 5 Independent risk factors for early failure of patients undergoing revision surgery with short stems
Risk factors (independent) | Hazard ratio | 95% Confidential interval for hazard ratio | P |
|---|---|---|---|
Age (years) | 1.056 | 1.012–1.102 | 0.012 |
Osteoporosis | |||
No (Ref.) | |||
Yes | 2.802 | 1.097–7.157 | 0.031 |
Intraoperative periprosthetic femoral fracture | |||
No (Ref.) | |||
Yes | 5.477 | 2.156–13.913 | < 0.001 |