Table 2. Type of primary cancer in each group.

	Stent group (n = 57)	Surgery group (n = 40)
Unknown cancer	6 (10.5)	2 (5.0)
Pancreatic cancer	5 (8.8)	2 (5.0)
Endometrial cancer	1 (1.8)	1 (2.5)
Hepatobiliary cancer	4 (7.0)	0
Breast cancer	1 (1.8)	3 (7.5)
Esophageal cancer	1 (1.8)	1 (2.5)
Ovarian cancer	14 (24.6)	13 (32.5)
Colorectal cancer	11 (19.3)	8 (20.0)
Primary peritoneum cancer	1 (1.8)	1 (2.5)
Bladder cancer	1 (1.8)	3 (7.5)
Appendiceal cancer	1 (1.8)	2 (5.0)
Carcinoid tumor	3 (5.3)	1 (2.5)
Gastric cancer	5 (8.8)	2 (5.0)
Lung cancer	1 (1.8	0
Small bowel adenocarcinoma	2 (3.6)	1 (2.5)