Comparison of long-term efficacy between endoscopic and percutaneous biliary drainage for resectable extrahepatic cholangiocarcinoma with biliary obstruction: A systematic review and meta-analysis.

Saudi J Gastroenterol · 2019 · PMC6457183 · PMID 30720001

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did not reach statistical significanceno p-value reported

PTBD, as an external drainage is considered troublesome when compared with internal drainage.[ 10 ] However, quality of life after PTBD is better than EBD at 3 months, according to World Health Organization Quality of Life physical and psychological scores, though the result did not reach statistical significance.

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