Clinical impact of preoperative acute pancreatitis in patients who undergo pancreaticoduodenectomy for periampullary tumors

Table 1 Distribution of acute pancreatitis patients who had surgery for a planned laparotomy n (%)

Parameter	Resected (n = 38)	Not resected (n = 20)	P value
Age (yr), mean ± SD	55.92 ± 11.01	20.8 ± 12.18	0.11
Male	16 (57.1)	16 (80)	0.098
Cause of acute pancreatitis			0.049
ERCP	10 (26.3)	1 (5)
Unknown	28 (73.7)	19 (95)
Balthazar CT score	2.05 ± 0.70	2.9 ± 0.85	< 0.001
Grade of severity			0.283
Mild acute pancreatitis	12 (35.3)	6 (30)
Moderately severe acute pancreatitis	19 (55.9)	9 (45)
Severe acute pancreatitis	3 (8.8)	5 (25)
Time to surgery (d), mean ± SD	22.3 ± 17.0	54.6 ± 26.3	< 0.001
Type of operation
Pancreaticoduodenectomy	34 (89.5)
Totle pancreatectomy	4 (10.5)
Bypass procedure		7 (35)
Exploratory laparotomy		13 (65)

ERCP: Endoscopic retrograde cholangiopancreatography; CT: Computed tomography.