Table 1.

Characteristics and endpoints of all 31 patients with inclusion criteria: pancreatic necrosis as diagnosed by EUS + initial conservative treatment

Characteristics at presentation:
·	Age: median 58 years [range 21 - 82]
·	Gender: male (n = 18); female (n = 13)
·	Pain in 2 patients (6%)
·	C-reactive peptide (CRP): median 12 mg/l [range <0,4 – 107] (not available in 7 patients)
·	Diameter of necrosis: median 44 mm [range 16 - 110]
·	Echogenicity of fluid: increased in 17 patients (54%)
·	Air bubbles in necrotic cavity: 1 patient (3%)
·	Interval to acute pancreatitis or acute attack of chronic pancreatitis: median 119 d [19 – 1460] (not available in 17 patients with chronic pancreatitis or incidental finding of necrosis)
Follow up: Median 243 days [60 – 922]
Outcome:
·	without primary endpoint (n = 21)
·	with primary endpoints (n = 10)
	o Necrosectomy (n = 4)
	3 x endoscopic necrosectomy, 1x open surgery
	o Other surgery (n = 1): pancreatic head carcinoma
	o Drainage (n = 4)
	2 x percutaneous drainage; 2 x endosopic drainage (including one patient dying from sepsis)
	o Other death (n = 1): ileus