Table 2.

Multivariate Logistic Regression Analysis for Risk Factors for NAP1 CDI

Risk Factors	Odds Ratio	95% CI	P Value
Resident at a nursing home before hospitalization	12.6	2.6–60.9	.002
Prior CDI during the last 12 mo of hospitalization	17.2	2.5–117.1	.004
PPI use in the last 30 d in the outpatient setting	5.6	1.03–30.4	.045

Abbreviations: CDI, Clostridium difficile infection; CI, confidence interval; PPI, proton pump inhibitor.