Fig. 4From: Safety and efficacy of self-expandable metallic stent combined with 125I brachytherapy for the treatment of malignant obstructive jaundiceKaplan–Meier analysis of stent patency. A Comparison of the stent patency of the 125I brachytherapy and the control group. B Comparison of the stent patency of CT-guided 125I seed implantation and 125I seed strand insertion. (Subgroup analysis)Back to article page