Modified B-ultrasound method for measurement of antral section only to assess gastric function and guide enteral nutrition in critically ill patients

Table 3 Comparison of the implementation of enteral nutrition in the two groups of patients

	ICU time (d)	Hospitalization time (d)	Enteral nutrition time (h)	Average daily calorie value (kcal/kg)
Modified B-ultrasound method (n = 26)	4.42 ± 1.92	13.35 ± 2.92	30.38 ± 9.42	28.73 ± 4.35
Gastric juice withdrawal method (n = 26)	5.31 ± 2.11	16.58 ± 5.95	36.63 ± 10.26	25.69 ± 3.74
t-value	-1.620	-2.482	-2.123	2.702
P value	0.111	0.016	0.039	0.009