Medical patients: multivariate predictors of hospital mortality
| Variable | OR (95% CI) | p-value |
| Model 1# | ||
| APACHE II per point | 1.148 (1.052–1.253) | 0.002 |
| Sodium mmol·L−1 | 0.927 (0.864–0.996) | 0.038 |
| Platelets ×109·L−1 | 0.997 (0.993–1.000) | 0.052 |
| SpO2/FiO2 ratio | 0.997 (0.992–1.001) | 0.104 |
| Bilirubin IU·L−1 | 0.997 (0.970–1.024) | 0.806 |
| Creatinine µmol·L−1 | 0.999 (0.995–1.004) | 0.790 |
| Lactate mmol·L−1 | 1.292 (0.983–1.700) | 0.067 |
| Model 2¶ | ||
| Age years | 1.045 (1.018–1.073) | 0.001 |
| Sodium mmol·L−1 | 0.901 (0.836–0.971) | 0.007 |
| Platelets ×109·L−1 | 0.996 (0.993–1.000) | 0.038 |
| SpO2/FiO2 ratio | 0.995 (0.991–0.999) | 0.020 |
| Total bilirubin µmol·L−1 | 0.993 (0.966–1.021) | 0.620 |
| Creatinine µmol·L−1 | 1.002 (0.998–1.006) | 0.333 |
| Lactate mmol·L−1 | 1.562 (1.181–2.066) | 0.002 |
APACHE II: Acute Physiology and Chronic Health Evaluation II; SpO2: oxygen saturation measured by pulse oximetry; FiO2: inspiratory oxygen fraction. #: incorporating APACHE II; ¶: excluding APACHE II.