Table 3.
Results and complications before and after introduction of the Hip Fracture Unit
| Variable | HFU group n = 276 | Control group n = 167 | Relative risk and/or (CI) |
|---|---|---|---|
| Waiting time before surgery, mean h | 24 | 29 | (1.6–7.6) |
| Operated within 48 hours, n (%) | 260/271 (96) | 139/163 (85) | 1.1 (1.0–1.2) |
| Operated within 24 hours, n (%) | 157/271 (58) | 83/163 (51) | 1.1 (0.9–1.4) |
| Started anti-osteoporosis drug | |||
| treatment during stay, n (%) | 123/273 (47) | 1 (0.5) | |
| Zoledronic acid | 95 | 1 | |
| Alendronate | 3 | 0 | |
| Denosumab | 25 | 0 | |
| Days of hospital stay, median (range) | 5 (2–30) | 8 (1–39) | (2.2–3.7) |
| Postoperative surgical complications, n (%) | 22 (8) | 8 (5) | 1.6 (0.7–3.6) |
| Deep wound infection | 9 | 1 | |
| Prosthetic dislocation | 2 | 3 | |
| Fixation failure | 6 | 3 | |
| Other a | 5 | 1 | |
| Readmitted in 30 days, n (%) | 32/271 (12) | 13/165 (8) | 1.5 (0.8–2.7) |
| Reoperated at 4 months, n (%) | 16/276 (6) | 5/164 (3) | 1.9 (0.7–5.1) |
| at 12 months (accumulated), n (%) | 18/276 (7) | 9/164 (6) | 1.2 (0.5–2.5) |
| New admissions to a permanent care | |||
| facility at 4 months, n (%)b | 41/172 (24) | 18/83 (22) | 1.1 (0.6–1.7) |
| Dead at 4 months | 43 (15) | 25 (15) | 1.0 (0.6–1.6) |
| Dead at 12 months | 63 (23) | 43 (26) | 0.9 (0.9–1.1) |
a
Other surgical complications were: 1 trochanteric avulsion. 1 peroneal nerve palsy. 1 reoperated for hematoma. 1 hemiarthroplasty had soft tissue interposed in the acetabulum. 1 reoperated for gluteus medius insufficiency. 1 had a skin laceration of the leg after a fall in the ward.
b
Patients who lived in a permanent care facility preoperatively were excluded.