Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastrointest Endosc. Jul 25, 2015; 7(9): 889-894
Published online Jul 25, 2015. doi: 10.4253/wjge.v7.i9.889
Figure 1
Figure 1 Flowchart showing one-step and two-step self-expandable metal stent placement for distal malignant biliary obstruction. MBO: Malignant biliary obstruction; PTCD: Percutaneous transhepatic cholangiodrainage.
Figure 2
Figure 2 Kaplan-Meier curves showing the patency time of the stent in the single-step and two-step groups.
Figure 3
Figure 3 Kaplan-Meier curves showing the survival time of the patient in the single-step and two-step groups.