How severe is moderately severe acute pancreatitis? Clinical validation of revised 2012 Atlanta Classification

Table 4 Comparison of moderately severe and severe acute pancreatitis (Atlanta 2012) n (%)

	Moderately severe	Severe	P value
Male	15 (55.6)	16 (59.3)	1.000
Necrosis
Sterile	26 (96.3)	22 (81.5)	0.696
Infected	1 (3.7)	5 (18.5)	0.201
Sepsis	0 (0)	6 (22.2)	0.028
Interventions
Fine needle aspiration	2 (7.4)	10 (37.0)	0.053
US guided drainage	1 (3.7)	4 (14.8)	0.356
Necrosectomy	0 (0)	6 (22.2)	0.028
APACHE II, mean ± SD	7.7 ± 3.07	13.2 ± 5.43	0.002
MODS, mean ± SD	2.9 ± 1.78	5.2 ± 3.90	< 0.001
ICU admission	5 (18.5)	24 (88.9)	0.004
Deaths	0 (0)	13 (27.7)	0.001

APACHE: Acute Physiology and Chronic Health Evaluation; US: Ultrasound; MODS: Multiple organ dysfunction syndrome; ICU: Intensive Care Unit.