Table 1 Baseline characteristics of patients
From: Factors associated with patency of self-expandable metal stents in malignant biliary obstruction
Characteristics | N = 114 |
|---|---|
Male, n (%) | 53 (46.5) |
Age, year, mean (SD) | 67.6 (12.4) |
Comorbidities | |
Metabolic disease, n (%) | 58 (50.9) |
Cardiac disease, n (%) | 39 (34.2) |
Liver disease, n (%) | 10 (8.8) |
Other, n (%) | 34 (29.8) |
Antiplatelets use, n (%) | 9 (7.9) |
Ursodeoxycholic acid use, n (%) | 20 (17.5) |
Perioperative bacterial infection or colonizationa, n (%) | 34 (29.8) |
With gallbladder, n (%) | 100 (87.7) |
Presence of gallstones, n (%) | 38 (33.3) |
Primary cancer | |
Pancreatic cancer, n (%) | 67 (58.8) |
Cholangiocarcinoma, n (%) | 10 (8.8) |
Other, n (%) | 37 (32.5) |
Stage, n (%) | |
I/II/III | 21 (18.4) |
IV | 93 (81.6) |
Primary tumor size, cm, median (IQR) | 3.9 (0.8, 13.2) |
Length of stricture, cm, mean (SD) | 3.9 (1.4) |
Part of obstruction | |
Proximal common bile duct, n (%) | 9 (7.9) |
Mid common bile duct, n (%) | 35 (30.7) |
Distal common bile duct, n (%) | 94 (82.5) |
More than one level of common bile duct obstruction, n (%) | 27 (23.7) |