Self-expandable metallic stents for palliation of patients with malignant gastric outlet obstruction caused by stomach cancer

Table 1 Patient demographics

Total number of patients	53
Mean age, yr ( range)	64.0 (34-85)
Male/Female	35/18
Present illness
Stomach cancer	53 (100%)
Location of obstruction
Antropyloric	40 (75.5%)
Pylorus and duodenal bulb	8 (15.1%)
Body and antropyloric	5 (9.4%)

Table 2 Clinical outcomes after stent insertion in 53 patients with stomach cancer

Technical success, n (%)	53 (100)
Clinical success, n (%)	43 (81.1)
Tolerated diet, %	43 (81.1)
Regular diet, %	9.3 (4/43)
Soft diet	58.1 (25/43)
Liquid diet	32.6 (14/43)
30-d mortality, n (%)	10 (18.9)
Reintervention, n (%)	17 (32.1)
Tumor ingrowth	14 (26.4)
Tumor overgrowth	1 (1.9)
Stent migration	2 (3.8)
Mean follow up period, d	145 (4-718)
Mean survival, d (SD)	145 (± 150.4)
Mean stent patency, d (range)	187 (33-335)