Meta-Analysis
Copyright ©The Author(s) 2021.
World J Clin Cases. May 26, 2021; 9(15): 3607-3622
Published online May 26, 2021. doi: 10.12998/wjcc.v9.i15.3607
Figure 1
Figure 1 Flowchart of the study selection. PEG: Polyethylene glycol.
Figure 2
Figure 2 Forest plot of the effect of simethicone on overall adenoma detection rate. CI: Confidence interval; PEG: Polyethylene glycol; PEG+S: Polyethylene glycol plus simethicone.
Figure 3
Figure 3 Forest plot of the effect of simethicone on overall polyp detection rate. CI: Confidence interval; PEG: Polyethylene glycol; PEG+S: Polyethylene glycol plus simethicone.
Figure 4
Figure 4 Forest plots of subgroup analysis. A: Forest plot of subgroup analysis of the effect of simethicone on adenoma detection rate (ADR) in trials with small adenomas (< 1 cm); B: Forest plot of subgroup analysis of the effect of simethicone on ADR in trials with right-side adenomas; C: Forest plot of subgroup analysis of the effect of simethicone on ADR in trials of the population from Asia; D: Forest plot of subgroup analysis of the effect of simethicone on ADR in trials with the baseline ADR < 25%. CI: Confidence interval; PEG: Polyethylene glycol; PEG+S: Polyethylene glycol plus simethicone.