Table 1. Demographic and clinical characteristics of 358 patients who underwent D1+/D2 radical gastrectomy.

Parameter		All patients (358 patients)	POPF (20 patients)	No POPF (338 patients)	P-value
Age (yr)		62±10.6	65±8.5	62±10.7	0.201†
Male (sex)		246 (68.7)	16 (80.0)	230 (68.0)	0.327*
Diabetes mellitus		42 (11.7)	0 (0.0)	42 (12.4)	0.147*
Cardiovascular diseases		135 (37.7)	12 (60.0)	123 (36.4)	0.054*
HBV infection		10 (2.8)	1 (5.0)	9 (2.7)	0.560*
HCV infection		5 (1.4)	0 (0.0)	5 (1.5)	1*
Upper digestive hemorrhage		154 (43.0)	10 (50.0)	144 (42.6)	0.643*
Upper digestive stenosis		84 (23.5)	2 (10.0)	82 (24.3)	0.180*
Abdominal pain		233 (65.1)	11 (55.0)	222 (65.7)	0.342*
Weight loss		162 (45.3)	6 (30.0)	156 (46.2)	0.173*
Neoadjuvant treatment		15 (4.2)	0 (0.0)	15 (4.4)	1*
Tumor location					0.608*
	Upper third	58 (16.2)	3 (15.0)	55 (16.3)
	Middle third	200 (55.9)	13 (65.0)	187 (55.3)
	Lower third	92 (25.7)	4 (20.0)	88 (26.0)
	Pangastric	8 (2.2)	0 (0.0)	8 (2.4)

Data are shown as mean±standard deviation or number (%).

POPF = postoperative pancreatic fistula; HCV = hepatitis C virus; HBV = hepatitis B virus.

^*Fisher's exact test (2-tailed); ^†Mann-Whitney U test (2-tailed).