Varibles | Univariate Analysis HR (95% CI) | P value | Multivariate Analysis HR (95% CI) | P value |
---|---|---|---|---|
Age > =75 years | 1.343(0.658–2.742) | 0.418 |  |  |
Gender | 1.042(0.576–1.885) | 0.892 |  |  |
Comodity | Â | Â | Â | Â |
 Hypertension | 0.771(0.454–1.307) | 0.334 |  |  |
 Stroke | 1.206(0.712–2.043) | 0.485 |  |  |
 Conoary artery diease | 1.611(0.832–3.118) | 0.157 | 2.096(1.046–4.197) | 0.037 |
 Diabetes | 0.598(0.340–1.052) | 0.075 | 0.487(0.268–0.884) | 0.018 |
 COPD | 0.342(0.106–1.104) | 0.073 | 0.509(0.151–1.719) | 0.277 |
 Arrhythmology | 1.930(0.266–13.990) | 0.515 |  |  |
 Cancer | 0.323(0.128–0.816) | 0.017 | 0.252(0.095–0.669) | 0.006 |
 Fracture type | 1.518(0.893–2.578) | 0.123 | 1.470(0.827–2.614) | 0.190 |
 Fracture site | 0.790(0.465–1.343) | 0.384 |  |  |
 The time from injury to hospital admission < 48 hours | 1.498(0.838–2.677) | 0.173 | 1.786(0.967–3.297) | 0.064 |
Laboratory index | Â | Â | Â | Â |
 Admission Hb < 100 g/L | 1.205(0.656–2.213) | 0.547 |  |  |
 Admission Alb< 40 g/L | 0.813(0.384–1.721) | 0.588 |  |  |
 Admission CRP > 5 mg/dL | 0.940(0.438–2.016) | 0.873 |  |  |
Perioperative complications | Â | Â | Â | Â |
 Deep vein thrombosis | 0.685(0.404–1.161) | 0.160 | 0.714(0.414–1.230) | 0.225 |
 Pulmonary infection | 0.615(0.358–1.056) | 0.078 | 0.565(0.322–0.981) | 0.046 |
 Adverse cardiovascular events | 0.746(0.429–1.298) | 0.300 |  |  |
 Acute cerebrovascular disease | 1.109(0.475–2.589) | 0.812 |  |  |
 Stress hyperglycemia | 1.434(0.770–2.671) | 0.255 |  |  |
 Stress ulcer | 1.850(0.255–13.413) | 0.543 |  |  |
 Urinary tract infection | 0.467(0.168–1.300) | 0.145 | 0.341(0.118–0.988) | 0.047 |
 Anaemia | 1.234(0.649–2.345) | 0.522 |  |  |
 Hypoproteinemia | 0.758(0.356–1.612) | 0.472 |  |  |
 Electrolyte disturbance | 0.926(0.528–1.623) | 0.788 |  |  |
 Hospital stay | 1.030(0.986–1.076) | 0.180 | 1.020(0.954–1.089) | 0.567 |
 Anesthesia | 0.972(0.864–1.093) | 0.632 |  |  |
 Surgical type | 1.391(0.816–2.370) | 0.225 |  |  |
 Preoperative waiting time | 1.053(0.982–1.130) | 0.147 | 1.015(0.909–1.133) | 0.791 |
 Intraoperative blood loss | 1.000(0.998–1.002) | 0.834 |  |  |
 Operation time | 0.994(0.986–1.002) | 0.125 | 0.994(0.986–1.002) | 0.147 |