Risk factors for enteral nutrition intolerance and its impact on prognosis in patients with severe acute pancreatitis

Table 1 Comparison of baseline characteristics between two groups, n (%)

Characteristics	Intolerance group (n = 76)	Tolerance group (n = 119)	Test statistic	P value
Age (years), mean ± SD	54.1 ± 15.2	51.2 ± 14.3	1.328	0.186
Gender			0.234	0.629
Male	48 (63.2)	80 (67.2)
Female	28 (36.8)	39 (32.8)
BMI (kg/m²), mean ± SD	24.8 ± 3.6	24.2 ± 3.4	1.142	0.255
Medical history
Diabetes	18 (23.7)	25 (21.0)	0.186	0.666
Hypertension	32 (42.1)	45 (37.8)	0.355	0.551
Cardiovascular disease	14 (18.4)	19 (16.0)	0.189	0.663
Etiology			3.847	0.279
Biliary	38 (50.0)	51 (42.9)
Alcoholic	18 (23.7)	34 (28.6)
Hyperlipidemic	14 (18.4)	17 (14.3)
Idiopathic	6 (7.9)	17 (14.3)
Time from onset to admission (hour), mean ± SD	16.8 ± 7.2	14.2 ± 6.1	2.541	0.012
Time from admission to ICU (hour), mean ± SD	11.4 ± 4.8	9.1 ± 3.7	3.658	0.001

BMI: Body mass index; ICU: Intensive care unit.