Table 2.

Baseline characteristics and clinical outcomes in patients with and without GFI

	GFI group (n = 24)	Non-GFI group (n = 69)	P
Age	40 (33–48)	40 (33–48)	0.954
Male	13 (54.2)	50 (72.5)	0.099
BMI	26.2 (23.6–28.4)	26.1 (24.1–30.1)	0.706
APACHE II	10 (7–11)	7 (5–10)	0.003
Time from onset of abdominal pain to study hospital admission	4 (1–4)	3 (2–5)	0.771
RAC			< 0.001
Moderate	8 (33.3)	60 (87)
Severe	16 (66.7)	9 (13)
Etiology			0.565
Hypertriglyceridemia	12 (50)	31 (44.9)
Biliary	10 (41.7)	26 (37.7)
Others	2 (8.3)	12 (17.4)
Systemic complications at hospital admission
Respiratory failure	16 (66.7)	23 (33.3)	0.004
AKI	5 (20.8)	2 (2.9)	0.016
Shock	2 (8.3)	1 (1.4)	0.162
Clinical outcomes
Energy target-reaching rate between day3-day7	12 (50)	61 (88.4)	< 0.001
Hospital mortality	1 (4.2)	0 (0)	0.258
Length of hospital stay, day	18 (9–31)	6 (4–9)	< 0.001
Pancreaticocutaneous fistula	1 (4.2)	0 (0)	0.258
Abdominal bleeding	2 (8.3)	0 (0)	0.065
IPN	3 (12.5)	0 (0)	0.016
New receipt of organ support therapy
MV	2 (8.3)	1 (1.4)	0.162
Vasopressors	1 (4.2)	0 (0)	0.258
Mean total inpatient hospital costs, k¥	88.2 (42.2–16.2)	29.4 (22.3–42.0)	< 0.001

Data are presented as n (%) or median (interquartile range)

BMI Body mass index, RAC Revised atlanta criteria, APACHE II Acute physiology and chronic health evaluation II, AKI Acute kidney injury, GFI Gastric feeding intolerance, IPN Infected pancreatic necrosis, MV Mechanical ventilation