Table 3.
Results of the univariate logistic regression model.
| Severity score | p value | OR (95% CI) | AUC | HL statistic (p value) |
|---|---|---|---|---|
| Total group | ||||
| APACHE II | 0.0351 | 1.10 (1.01, 1.21) | 0.63 | 10.98 (0.1394) |
| APACHE IV | 0.0042 | 1.05 (1.02, 1.08) | 0.67 | 2.54 (0.9234) |
| SOFA on admission | 0.1501 | 1.11 (0.96, 1.27) | 0.53 | 10.06 (0.0736) |
| Comparison of AUC ROC | ||||
| APACHE IV versus APACHE II | 0.4835 | |||
| APACHE IV versus SOFA | 0.0389 | |||
| APACHE II versus SOFA | 0.1181 | |||
|
| ||||
| Current treatment group | ||||
| APACHE II | 0.0260 | 1.17 (1.02, 1.34) | 0.70 | 5.10 (0.6475) |
| APACHE IV | 0.0018 | 1.11 (1.04, 1.18) | 0.82 | 3.06 (0.8017) |
| SOFA on admission | 0.1464 | 1.20 (0.94, 1.52) | 0.49 | 9.97 (0.0760) |
| Comparison of AUC ROC | ||||
| APACHE IV versus APACHE II | 0.1477 | |||
| APACHE IV versus SOFA | 0.0047 | |||
| APACHE II versus SOFA | 0.1271 | |||
The statistical significance of the severity score, the odds ratio (OR) and 95% confidence interval, the AUC values, and the Hosmer–Lemeshow (HL) test statistics are displayed for the overall group and current treatment group.