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| Sex/Age (yr) | Fracture pattern | Failure time (mo) | BMD of femur neck (g/cm2) | Mode of failure | Revision | |
|---|---|---|---|---|---|---|
| 1 | Female/73 | 4 part | 31 | −0.56 | Implant fracture | BHA |
| 2 | Female/88 | 3 part | 28 | −2.9 | Cut through | BHA |
| 3 | Female/81 | 4 part | 6 | −3.4 | Cut out | BHA |
| 4 | Female/84 | 3 part | 19 | −3.5 | Cut through | BHA |
| 5 | Male/82 | 4 part | - | −4.4 | Implant loosening | - |
BMD: bone mineral density, BHA: bipolar hemiarthroplasty.
