Review Article
Comparison of the Effects of TIPS versus BRTO on Bleeding Gastric Varices: A Meta-Analysis
Table 1
Risk-of-bias assessment of the included studies.
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1: representativeness of the exposed cohort; 2: selection of the nonexposed cohort; 3: ascertainment of exposure; 4: demonstration that the outcome of interest was not present at the start of the study; 5: study controls for the most important factor; 6: study controls for the second-most important factor; 7: assessment of outcome; 8: follow-up long enough for outcomes to occur; 9: adequacy of follow-up of cohorts. ★ was awarded if the respective information was available. ● was awarded if the respective information was unavailable. |