Table 5.

Cox-regression analysis for 30-day mortality.

Variable	P	Hazard ratio	95% CI
			Lower limit	Upper limit
Sensitivity to PMB	0.272	0.788	0.515	1.206
Multiple CR-GNB infection	0.365	0.810	0.513	1.278
Tigecycline combination	0.288	1.288	0.808	2.055
Respiratory tract infection	0.582	1.265	0.547	2.927
Bacteria species	0.640
CRAB	0.371	0.755	0.443	1.355
CRKP	0.910	1.038	0.544	1.980

The survival analysis for different bacteria species used CRPA as a control.