Age, 5-yr increase | 1.16 (1.05–1.28) | 0.004 |
Sex, women v. men | 1.61 (1.08–2.38) | 0.018 |
Delay to operating room, 8-h increase | 0.97 (0.93–1.01) | 0.17 |
Duration of surgery, 5-min increase | 0.98 (0.95–1.02) | 0.30 |
Preoperative hemoglobin, 10-point increase | 0.65 (0.58–0.73) | < 0.001 |
Fracture type | | < 0.001 |
Intertrochanteric v. femoral neck | 2.37 (1.65–3.39) | |
Subtrochanteric v. femoral neck | 4.03 (2.11–7.70) | |
Fracture by fixation | | < 0.001 |
Femoral neck, DHS v. hemiarthroplasty | 0.51 (0.23–1.12) | |
Intertrochanteric, DHS v. intramedullary nail | 0.57 (0.32–1.02) | |