Fig. 3From: Portal flow diversion based on portography is superior than puncture site in the prediction of overt hepatic encephalopathy after TIPS creationPost-TIPS overt hepatic encephalopathy in the study population. A Kaplan–Meier curves of patients stratified by flow diversion (SV group, SMV group and mixed group), B Kaplan–Meier curves of patients stratified by puncture site (left branch group and right branch group). SV splenic vein, SMV superior mesenteric vein, HR hazard ratio, CI confidence intervalBack to article page