Table 5.
Final multiple logistic regression analysis of other independent risk factors for hospital mortality.
| Variable | Model 1 | Model 2 | Model 3 | |||
|---|---|---|---|---|---|---|
| OR (95%CI) | P value | OR (95%CI) | P value | OR (95%CI) | P value | |
| Age, per year increase | 1.048 (1.043–1.054) | 0.000 | 1.049 (1.043–1.054) | 0.000 | 1.048 (1.043–1.054) | 0.000 |
| Male sex | 1.197 (1.035–1.384) | 0.015 | 1.197 (1.035–1.384) | 0.015 | 1.199 (1.037–1.388) | 0.015 |
| BMI <18.5 kg/m2§ | 3.155 (1.966–5.063) | 0.000 | 3.076 (1.912–4.949) | 0.000 | 3.240 (2.018–5.201) | 0.000 |
| DBP >90 mmHg§ | 1.470 (1.120–1.930) | 0.006 | 1.473 (1.121–1.934) | 0.005 | 1.468 (1.118–1.927) | 0.006 |
| Hypochloridemia§ | 1.998 (1.668–2.393) | 0.000 | 2.179 (1.785–2.659) | 0.000 | 2.003 (1.671–2.402) | 0.000 |
| CO2CP >29 mmol/L§ | 1.902 (1.452–2.491) | 0.000 | 1.927 (1.467–2.533) | 0.000 | 1.898 (1.447–2.490) | 0.000 |
| AG >16 mmol/L§ | 1.717 (1.430–2.062) | 0.000 | 1.698 (1.412–2.043) | 0.000 | 1.720 (1.432–2.067) | 0.000 |
| ALT, per 50U/L increase | 1.030 (1.015–1.046) | 0.000 | 1.030 (1.014–1.046) | 0.000 | 1.031 (1.015–1.047) | 0.000 |
| TBIL, per 20 μmol/L increase | 1.038 (1.015–1.046) | 0.001 | 1.037 (1.014–1.046) | 0.001 | 1.039 (1.016–1.063) | 0.001 |
| Albumin, per 5 g/L decrease | 1.418 (1.328–1.514) | 0.000 | 1.424 (1.334–1.521) | 0.000 | 1.426 (1.335–1.523) | 0.000 |
| Hemoglobin (90–119 g/L)§ | 1.451 (1.228–1.715) | 0.000 | 1.454 (1.230–1.719) | 0.000 | 1.446 (1.222–1.710) | 0.000 |
| Hemoglobin (60–89 g/L)§ | 1.871 (1.491–2.348) | 0.000 | 1.893 (1.508–2.376) | 0.000 | 1.865 (1.484–2.343) | 0.000 |
| Hemoglobin (<60 g/L)§ | 4.174 (2.961–5.883) | 0.000 | 4.264 (3.027–6.007) | 0.000 | 4.099 (2.902–5.791) | 0.000 |
| WBC >12.0×109/L§ | 2.252 (1.874–2.705) | 0.000 | 2.257 (1.878–2.712) | 0.000 | 2.246 (1.868–2.701) | 0.000 |
| BUN, per 10 mg/dl increase | 1.281 (1.215–1.351) | 0.000 | 1.277 (1.211–1.347) | 0.000 | 1.282 (1.067–1.540) | 0.000 |
| SCr, per 0.5 mg/dl increase | 0.935 (0.909–0.961) | 0.000 | 0.932 (0.906–0.959) | 0.000 | 0.932 (0.906–0.959) | 0.000 |
| Hypouricemia§ | 1.296 (1.079–1.555) | 0.005 | 1.299 (1.082–1.560) | 0.005 | 1.282 (1.067–1.540) | 0.008 |
| Hyperuricemia§ | 1.536 (1.279–1.846) | 0.000 | 1.523 (1.267–1.830) | 0.000 | 1.546 (1.285–1.859) | 0.000 |
§
Normal range as the reference.
BMI – body mass index; DBP – diastolic blood pressure; CO2CP – carbon dioxide combining power; AG – anion gap; ALT – alanine aminotransferase; TBIL – total bilirubin; WBC – white blood cell; BUN – blood urea nitrogen; SCr – serum creatinine; OR – odds ratio; CI – confidence interval.