Table 2.

Multivariate analysis for factors associated with CRE.

Variables	OR	95% CI	P-value*
Underlying diseases (gastrointestinal infections)	0.044	0.006–0.342	0.003
Invasive procedures	180.081	16.681–1,944.066	<0.001

^*A P-value of ue.05 was considered statistically significant.

OR, odds ratio; CI, confidence interval.