Transjugular Intrahepatic Portosystemic Shunt Placement for Portal Hypertension: Meta-Analysis of Safety and Efficacy of 8 mm vs. 10 mm Stents

Table 1

Study characteristics.

Reference	Year	Study design	Sample size (8 mm/10 mm)	Stent type (PTFE-covered)	Mean follow-up time in months (8 mm/10 mm)	Bias risk evaluation
Riggio et al. [13]	2010	Randomized control trial	22/23	VIATORR, Gore	12/15.7	Some concerns
Miraglia et al. [15]	2017	Retrospective cohort study	111/60	VIATORR, Gore	71.7/74.8	Moderate risk
Wang et al. [16]	2017	Randomized control trial	64/63	FLUENCY, Bard	26.9	Low risk
Trebicka et al. [20]	2019	Retrospective cohort study^#	41/41	VIATORR, Gore	NA	Serious risk
Luo et al. [21]	2019	Retrospective cohort study	32/32	FLUENCY, Bard	38.7/22.5	Moderate risk

^#Subgroup cohort data within a randomized controlled trial. Reported with overall follow-up time. RCTs were evaluated with RoB 2.0; cohort studies were evaluated with ROBINS-I.