Table 2.
Univariate and multivariate logistic regression analyses for AKI.
| Univariate logistic analysis | Multivariate logistic analysis | |||
|---|---|---|---|---|
| Variables | OR (95% CL) | P value | OR (95% CL) | P value |
| Age, year | 1.008 (1.006–1.009) | <0.001 | 1.004 (1.002–1.006) | <0.001 |
| BMI | 1.006 (1.002–1.010) | 0.008 | 1.007 (1.002–1.011) | 0.009 |
| MAP, mmHg | 0.985 (0.984, 0.987) | <0.001 | 0.999 (0.997–1.001) | 0.367 |
| Temperature, °C | 0.917 (0.893–0.942) | <0.001 | 0.970 (0.942–0.998) | 0.038 |
| Hypertension | 0.878 (0.830–0.930) | <0.001 | 0.919 (0.861–0.980) | 0.010 |
| Diabetes | 1.238 (1.127–1.361) | <0.001 | 1.192 (1.076–1.321) | 0.001 |
| Sepsis | 1.719 (1.588–1.861) | <0.001 | 1.005 (0.914–1.106) | 0.915 |
| Cardiac diseases | 1.428 (1.336–1.526) | <0.001 | 1.514 (1.405–1.632) | <0.001 |
| SOFA | 1.245 (1.233–1.258) | <0.001 | 1.212 (1.198–1.227) | <0.001 |
| WBC count, × 109/L | 1.021 (1.016–1.025) | <0.001 | 1.008 (1.003–1.014) | 0.001 |
| Platelet count, × 109/L | 0.999 (0.998–0.999) | <0.001 | 1.000 (1.000–1.001) | 0.031 |
| Hemoglobin, g/dL | 0.875 (0.863–0.888) | <0.001 | 0.932 (0.908–0.937) | <0.001 |
| Albumin | 3.531 (3.136–3.975) | <0.001 | 2.213 (1.946–2.516) | <0.001 |
| Norepinephrine | 2.719 (2.424–3.049) | <0.001 | 1.258 (1.103–1.433) | <0.001 |
| Serum osmolarity, mmol/L | ||||
| Serum osmolarity (285–300) | Reference | Reference | ||
| Serum osmolarity (<285) | 1.411 (1.280–1.555) | <0.001 | 1.332 (1.199–1.479) | <0.001 |
| Serum osmolarity (>300) | 1.560 (1.466–1.659) | <0.001 | 1.198 (1.119–1.283) | <0.001 |
AKI, acute kidney injury; BMI, body mass index; MAP, mean arterial pressure; SOFA, sequential organ failure assessment; WBC, white blood cell.