Table 4.

Cox proportional hazard ratio for need of mechanical ventilation at 60 days. Crude and correct for covariates.

Variable	Value	Standard Error	Wald Chi-Square	Pr > Chi2	Hazard Ratio	Lower Bound (95%)	Upper Bound (95%)
BIVA Malnutrition (crude)	1.122	0.421	7.086	0.008	3.069	1.344	7.009
BIVA Malnutrition (adjusted) *	1.476	0.513	8.275	0.004	4.375	1.601	11.959
Phase Angle value (adjusted) *	0.007	0.176	0.002	0.967	1.007	0.714	1.422

* Adjusted for age, sex, and BMI.