Fig. 5From: Radiofrequency ablation versus hepatic resection for recurrent hepatocellular carcinoma: an updated meta-analysisFunnel plot for publication bias. There was no substantial publication bias (a) Funnel plot of overall survival and P value (calculated with Egger test) of .935 indicates that there was no substantial publication bias). b Funnel plot of progression-free survival and P value (calculated with Egger test) of .277 indicates that there was no substantial publication bias. c Funnel plot of treatment-related major complications and P value (calculated with Egger test) of .835 indicates that there was no substantial publication biasBack to article page