Table 5. Factors affecting C. difficile infection, results of a multivariate analysis by conditional logistic regression.
| Patients' Characteristics1 | Patients negative on C. difficile test - Controls type 1 (N = 185) | Patients without a C. difficile test - Controls type 2 (N = 159) | ||
| Odds Ratio (CI 95%) | p-value | Odds Ratio (CI 95%) | p-value | |
| Acid suppression during hospitalization | 0.66 (0.44–1.02) | 0.059 | 1.88 (1.06–3.36) | 0.032 |
| Antibiotic Therapy (before and during hospitalization) | 3.03 (1.07–8.62) | 0.037 | 12.97 (4.59–36.61) | <0.001 |
| Residing in a nursing home | 1.98 (1.07–3. 669) | 0.029 | 2.59 (1.09–6.18) | 0.031 |
1
The model included adjustment to Charlson Index.