Demographics of patients included in the study
| Age (median±SD) | 83±12.44 |
| Sex (% female) | 2349 (72.2%) |
| Side of hip # (% left) | 1741 (53.5%) |
| Type of hip fracture | |
| Intertrochanteric | 1129 (34.7%) |
| Intracapsular—displaced | 1503 (46.2%) |
| Intracapsular—undisplaced | 316 (9.7%) |
| Subtrochanteric | 173 (5.3%) |
| Other | 124 (3.8%) |
| Type of operation | |
| Hemiarthroplasty | 1243 (38.2%) |
| Total hip replacement | 196 (6.0%) |
| Internal fixation (IM Nail) | 365 (11.2%) |
| Internal fixation (Screws) | 270 (8.3%) |
| Internal fixation (SHS) | 1032 (31.7%) |
| Non-operative | 120 (3.7%) |
| Total number of patient-episodes | 3253 |
IM, intramedullary; SHS, sliding hip screw.