Table 2. Technical and clinical success rates of self-expandable metallic stent placement according to the presence of carcinomatosis.

	No carcinomatosis (n = 88)	Carcinomatosis (n = 67)	P value
Technical success (%)			1.000
No	0 (0.0)	0 (0.0)
Yes	88 (100.0)	67 (100.0)
Clinical success (%)			0.020
No	2 (2.3)	8 (11.9)
Yes	86 (97.7)	59 (88.1)
GOOSS score (median (range))
Before SEMS placement	1 (0–2)	1 (0–1)	0.620
After SEMS placement	2 (0–3)	2 (0–3)	0.977

SEMS, self-expandable metallic stent; GOOSS, gastric outlet obstruction scoring system