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

Table 1 Patients’ characteristics n (%)

Variable	All patients (n = 103)
Male	54 (52.4)
Necrotic	48 (46.6)
Edematous	55 (53.4)
Etiology
Alcohol	44 (42.7)
Alimentary	27 (26.2)
Biliary	27 (26.2)
Idiopathic	5 (4.9)
Atlanta 1992
Mild	56 (54.4)
Severe	47 (45.6)
Atlanta 2012
Mild	49 (47.6)
Moderately severe	27 (26.2)
Severe	27 (26.2)
Interventions
US guided drainage	6 (5.8)
Fasciotomy	1 (1)
Necrosectomy	5 (4.9)
APACHE II (mean ± SD)	7.1 ± 5.32
MODS (mean ± SD)	2.6 ± 2.91
Sepsis	6 (5.8)
Mortality	13 (12.6)

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