Demographic and clinical characteristics of patients who had hip hemiarthroplasty and subsequent ipsilateral hip reoperations*
| Characteristic | No. (%) of hips† |
|---|---|
| Sex | |
| Women | 120 (77) |
| Men | 35 (23) |
| Side | |
| Right | 85 (55) |
| Left | 70 (45) |
| Age, yr, mean ± SD | |
| Hemiarthroplasty | 76 ± 11 |
| First reoperation | 78 ± 10 |
| Time from hemiarthroplasty to first reoperation, mo | 18 ± 26 |
| Comorbidities at hemiarthroplasty‡ | |
| Dementia | 44 (29) |
| Diabetes mellitus | 29 (19) |
| Smoking | 23 (15) |
| Stroke | 22 (14) |
| Alcohol abuse | 9 (6) |
| History of falls | 7 (5) |
| Parkinson disease | 6 (4) |
| Inflammatory arthritis | 5 (3) |
| Steroid use | 5 (3) |
| Noncompliance with precautions | 4 (3) |
| Seizure disorder | 4 (3) |
| Radiation therapy | 3 (2) |
| Indication for hemiarthroplasty | |
| Acute femoral neck fracture | 146 (94) |
| Femoral neck nonunion | 6 (4) |
| Femoral neck fixation failure | 2 (1) |
| Pathologic femoral neck fracture | 1 (1) |
| Surgical approach for hemiarthroplasty§ | |
| Lateral | 95 (62) |
| Posterior | 57 (37) |
| Anterior | 2 (1) |
| No. of reoperations¶ | |
| 1 | 109 (70) |
| 2 | 29 (19) |
| 3 | 10 (6) |
| 4 | 4 (3) |
| 5 | 2 (1) |
| 6 | 0 (0) |
| 7 | 1 (0.6) |