Comparative Evaluation of Efficacy of Povidone-Iodine on Covid-19 Viral Load - A Systematic Review and Meta-Analysis.

It can be interpreted as follows: In the following ranges: (1) 0 to 40%, heterogeneity may not be significant; (2) 30% to 60%, moderate heterogeneity; (3) 50% to 70%, substantial heterogeneity; and (4) 75% to 100%, significant heterogeneity.Plotting the Begg’s funnel versus standard error was done to check for publication bias.

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