Table 2.

Risk Factors for Death

Variable	Univariate	P value	Multivariate	P value
	ORa (95% CIb)		OR (95% CI)
DTR	6.895(2.137–22.244)	0.001	4.196(1.089–16.173)	0.037
Usage of invasive catheters	8.963(1.137–70.634)	0.037	2.796(0.267–29.245)	0.391
Mechanical ventilation	3.520(1.189–10.424)	0.023	2.580(0.809–8.223)	0.109

Note: Bold text: P value<0.05.

Abbreviations: ^aOR, odds ratio; ^bCI, confidence interval.