Table 2.
Unadjusted analysis of selected characteristics in relation to CDI.
| Variable1 | Odds Ratio | (95% CI) | P |
|---|---|---|---|
| Gender | 1.11 | (0.88–1.40) | .399 |
| Age | 1.00 | (0.99–1.00) | .429 |
| Caucasian race | 0.89 | (0.66–1.19) | .435 |
| Charlson comorbidity score (w) | 1.03 | (0.99–1.08) | .162 |
| Ventilator status | 1.24 | (0.95–1.62) | .108 |
| Concurrent non-CDI antibiotics | 0.79 | (0.60–1.02) | .073 |
| Immunosuppressed | 0.85 | (0.67–1.07) | .171 |
| Prior-to-CDI Fluoroquinolones | 0.84 | (0.66–1.07) | .156 |
| Prior CDI (>8 weeks prior) | 2.45 | (1.55–3.89) | <.001 |
| Central venous catheter | 1.10 | (0.87–1.39) | .420 |
| Modified SIRS | 1.27 | (0.97–1.65) | .078 |
Abbreviations: CI, confidence interval; CDI, Clostridium difficile infection; w, weighted; SIRS, systemic inflammatory response syndrome.
1
Definitions of select variables found in the methods section.