Table 2.
Logistic Regression Analysis Model Examining Predictors of Occurrence of SBPa
| Variable | Model with MELD score as categorical variable OR (95% CI) | Model with MELD score as continuous variable OR (95% CI) |
|---|---|---|
| MELD score | ||
| 11-20 vs ≤10 | 5.86 (3.05-11.28) | |
| 21-30 vs ≤10 | 29.35 (12.42-69.34) | ↑4 units baseline MELD 2.41 (1.98-2.94) |
| >30 vs ≤10 | 115.64 (22.36-598.0) | |
| Age, years | 1.01 (0.96-1.06) | 1.01 (0.96-1.06) |
| Females vs males | 0.88 (0.27-2.83) | 0.98 (0.27-0.36) |
| Blacks vs Whites | 0.38 (0.1-1.42) | 0.34 (0.09-1.37) |
| Hispanic/other vs Whites | 0.93 (0.45-1.90) | 0.91 (0.43-1.91) |
| AB useb | 1.18 (0.68-2.03) | 1.12 (0.62-2.0) |
| PPI useb | 0.94 (0.58-1.50) | 0.87 (0.52-1.43) |
| Hospitalizationb | 5.67 (3.25-9.90) | 5.9 (3.25-10.7) |
a
AB = antibiotic; MELD = model for end-stage liver disease score; OR = odds ratio; PPI = proton pump inhibitors; SBP = spontaneous bacterial peritonitis.
b
Within previous 90 days before index admission.