Meta-Analysis
Copyright ©The Author(s) 2023.
World J Gastrointest Endosc. Mar 16, 2023; 15(3): 177-190
Published online Mar 16, 2023. doi: 10.4253/wjge.v15.i3.177
Figure 1
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Figure 1 PRISMA flow charts. A: Flowsheet diagram demonstrating inclusion of studies for meta-analysis of endoscopic radiofrequency ablation (ERFA) with stenting versus biliary stenting alone; B: Flowsheet diagram demonstrating inclusion of studies for meta-analysis of ERFA with stenting versus photodynamic therapy with stenting. CCA: Cholangiocarcinoma; PDT: Photodynamic therapy.
Figure 2
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Figure 2 Forest plot of mean stent survival among treatment groups along with difference in survival. RFA: Radiofrequency ablation.
Figure 3
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Figure 3 Kaplan-Meier survival curve of endoscopic radiofrequency ablation with stenting vs stenting alone. ERFA: Endoscopic radiofrequency ablation.
Figure 4
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Figure 4 Forest plot of mean survival of endoscopic radiofrequency ablation with stenting; percutaneous radiofrequency ablation with stenting; comparisons to corresponding biliary stenting alone subgroups; and overall comparisons in mean survival. ERFA: Endoscopic radiofrequency ablation; PRFA: Percutaneous radiofrequency ablation.
Figure 5
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Figure 5 Kaplan-Meier survival curve of endoscopic radiofrequency ablation and percutaneous radiofrequency ablation with stenting compared to biliary stenting alone. ERFA: Endoscopic radiofrequency ablation; PRFA: Percutaneous radiofrequency ablation.
Figure 6
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Figure 6 Kaplan-Meier survival curve of endoscopic radiofrequency ablation with stenting compared to photodynamic therapy with stenting. RFA: Radiofrequency ablation; PDT: Photodynamic therapy.