Table 6.

Univariate Cox Proportional Hazards Model 6‐Month Mortality: Energy‐First Week Separated in Early and Later Phase

Energy Intake	Sepsis						No Sepsis
Intake subgroups	n	Mean, %	β	HR	95% CI	P	n	Mean, %	β	HR	95% CI	P
Days 1–3
<80% of target	178	51	Reference				90	48	Reference
80%–110% of target	102	91	0.176	1.192	(0.800–1.777)	0.387	28	89	0.094	1.099	(0.555–2.174)	0.787
>110% of target	17	130	−0.778	0.459	(0.144–1.464)	0.188	8	120	0.676	1.967	(0.767–5.041)	0.159
Days 4–7
<80% of target	34	65	Reference				15	69	Reference
80%–110% of target	158	100	−0.539	0.583	(0.343–0.991)	0.046a	75	100	−0.971	0.379	(0.175–0.820)	0.014a
>110% of target	105	130	−0.916	0.400	(0.222–0.721)	0.002a	36	139	−0.422	0.655	(0.292–1.471)	0.306

β, beta‐coefficient; CI, confidence interval; HR, hazard ratio.

^a P‐value < 0.05 is considered statistically significant.