Preventive Transhepatic Tract Embolisation after Percutaneous Biliary Interventions: A Systematic Review

Table 1

Summary of critical appraisals of included studies using the Newcastle-Ottawa quality assessment scale.

		Selection				Comparability		Outcome			Study quality (number of stars)
Embolic agent	Study	Representativeness of the intervention group	Selection of nonintervention group	Documentation of intervention	Outcome is not present at the beginning of the study	Most important endpoint	Additional endpoints	Assessment of outcome	Follow-up long enough	Follow-up complete
Cyanoacrylate	Schmitz-R 2000										Moderate (6)
	Lyon 2006										Moderate (7)
	Seif 2013										Moderate (6)
	Hwang 2019										Moderate (5)
Gelatin	Dale 2015										High (8)
	Augustin 2019										Moderate (5)
Coils	Sofue 2012										Low (4)