Table 4.

Results of multivariate analysis of factors associated with the need of parenteral nutrition (PN) in patients receiving enteral nutrition (EN) during ICU stay.

Variables on ICU admission	Hazard ratio (95% confidence interval)	P value
SOFA	1.221 (1.057–1.410)	0.007
Serum triglycerides, mg·dL−1	1.004 (1.001–1.007)	0.003
Serum albumin, g·L−1	0.424 (0.210–0.687)	0.016

Model adjusted by age, type of patient, severity of illness, and length of nutritional therapy. SOFA, Sequential Organ Failure Assessment. P significant value is written in bold.