Table 3.
28-day mortality predictors in the derivation cohort
| Parameter | Univariable analysis | Multivariable analysis | MAVIC model | |||
|---|---|---|---|---|---|---|
| OR (95% CI)a | p | OR (95% CI)a | p | OR (95% CI)a | p | |
| Age | 1.1 (1.1–1.1) | < 0.001 | 1.0 (0.9–1.0) | 0.88 | – | – |
| Male sex | 0.8 (0.7–0.9) | 0.001 | 0.9 (0.8–0.9) | 0.03 | – | – |
| BMI (kg/m2) | 0.9 (0.9–0.9) | 0.02 | 0.9 (0.9–0.9) | < 0.001 | – | – |
| CCI | 1.2 (1.2–1.2) | < 0.001 | 1.2 (1.1–1.2) | < 0.001 | 1.1 (1.1–1.2) | < 0.001 |
| APACHE-III score | 1.1 (1.1–1.1) | < 0.001 | 1.1 (1.1–1.1) | < 0.001 | 1.1 (1.1–1.1) | < 0.001 |
| Peak lactate (mmol/L) | 1.1 (1.1–1.1) | < 0.001 | 1.1 (1.1–1.1) | < 0.001 | – | – |
| Acute kidney injury | 2.1 (1.7–2.5) | < 0.001 | 1.9 (1.6–2.3) | < 0.001 | – | – |
| IMV | 1.6 (1.4–1.9) | < 0.001 | 1.8 (1.5–2.2) | < 0.001 | 1.8 (1.5–2.2) | < 0.001 |
| 24-h cumulative fluids | 1.0 (0.9–1.0) | 0.77 | – | – | – | – |
| Log1024-h peak NEE | 2.3 (2.1–2.6) | < 0.001 | 1.6 (1.4–1.9) | < 0.001 | 2.0 (1.7–2.3) | < 0.001 |
APACHE-III Acute Physiology And Chronic Health Evaluation-III, BMI body mass index, CCI Charlson comorbidity index, CI confidence interval, IMV invasive mechanical ventilation, NEE norepinephrine equivalents, OR odds ratio
aUnit odds ratios are represented for continuous variables