Table 3. Associations between potassium, hematological parameters and hospital mortality.
| Variables | Univariable analysis | Multivariable analysis | |||
|---|---|---|---|---|---|
| OR (95% CI) | P | OR (95% CI) | P | ||
| SAPS I (per 5) | 2.27 (2.05–2.52) | <0.001 | 2.00 (1.77–2.26) | <0.001 | |
| MCHC (per 10 g/L) | 0.72 (0.67–0.77) | <0.001 | 0.84 (0.77–0.92) | <0.001 | |
| RDW (per 1%) | 1.21 (1.15–1.28) | <0.001 | — | — | |
| Basophile (per 1%) | 0.31 (0.20–0.49) | <0.001 | 0.50 (0.31–0.81) | 0.005 | |
| WBC (per 5×109/L) | 1.33 (1.23–1.44) | <0.001 | 1.13 (1.03–1.25) | 0.009 | |
| Lymphocyte (per 5%) | 0.89 (0.84–0.95) | <0.001 | — | — | |
| Eosinophil (per 1%) | 0.88 (0.81–0.95) | 0.002 | — | — | |
| Potassium (per mmol/L) | 1.47 (1.31–1.65) | <0.001 | 1.17 (1.01–1.35) | 0.031 | |
| MCV (per 5 fL) | 1.28 (1.18–1.40) | <0.001 | — | — | |
| Hemoglobin (per 5 g/L) | 0.59 (0.46–0.74) | <0.001 | — | — | |
| RBC (per 1012/L) | 0.74 (0.64–0.86) | <0.001 | — | — | |
| Neutrophil (per 5%) | 1.00 (0.96–1.05) | 0.872 | — | — | |
| Monocyte (per 1%) | 0.99 (0.95–1.03) | 0.581 | — | — | |
| Hematocrit (per 5%) | 0.91 (0.83–0.99) | 0.030 | — | — | |
| Age (per 5 years) | 1.05 (1.03–1.07) | <0.001 | — | — | |
OR, odds ratio; CI, confidence interval; —, no data available; SAPS I, simplified acute physiology score I; MCHC, mean corpuscular hemoglobin concentration; RDW, red blood cell distribution width; WBC, white blood cell; MCV, mean corpuscular volume; RBC, red blood cell.