Table 2.

Multivariate analysis of risk factors for CRKP infections

Items	OR (95% CI)	P
β-lactams and β-lactamase inhibitor combinations	4.765 (1.508–15.055)	0.008
Cephalosporins	8.033 (1.623–39.763)	0.011
Fluoroquinolones	6.090 (1.343–27.613)	0.019
ICU stay	15.486 (3.175–75.541)	0.001
Indwelling of urethral catheter	6.164 (1.847–20.578)	0.003

KP: Klebsiella pneumoniae; CRKP: Carbapenem-resistant KP; ICU: Intensive Care Unit; OR: Odds ratio; CI: Confidence interval.