Research Article
Antireflux Metal Stent for Initial Treatment of Malignant Distal Biliary Obstruction
Table 1
Patients’ characteristics and clinical details of the ARMS and c-CSEMS groups.
| | ARMS group | c-CSEMS group | value |
| | Number of patients | 32 | 27 | | | Gender (male/female) | 18/14 | 13/14 | 0.606 | | Median age (range) (years) | 71 (43–87) | 65 (23–88) | 0.825 | | Diagnosis | | | 0.901 | | Pancreatic cancer | 28 | 22 | | | Bile duct cancer | 3 | 1 | | | Ampullary cancer | 0 | 1 | | | Lymph node metastases | 1 | 3 | | | Duodenal invasion (%) | 7 (21.9) | 9 (33.3) | 0.386 | | Chemotherapy (%) | 22 (68.8) | 17 (63.0) | 0.640 | | Oral ursodeoxycholic acid (%) | 7 (21.9) | 9 (33.3) | 0.386 |
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ARMS: antireflux metal stent; c-CSEMS: conventional covered self-expandable metal stent.
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