Systematic reviews on interventions for COVID-19 have rarely graded the certainty of the evidence

Ref ID 833
First Author A.L.C. Martimbianco
Journal SAO PAULO MEDICAL JOURNAL
Year Of Publishing 2021
URL https://www.scielo.br/j/spmj/a/pVmdZzXs3T9v9TpNXxRnc3q/?format=pdf&lang=en
Keywords COVID
Non-Cochrane reviews
Certainty
Problem(s) Interpreted without considering certainty or overall quality of the evidence base
Number of systematic reviews included 177
Summary of Findings From 177 included systematic reviews on the therapeutic or preventive options for COVID-19, indexed on MEDLINE (via PubMed) on January 20, 2021. Of the 177 systematic reviews on interventions conducted in relation to COVID-19, only 37/177 (21%) assessed the certainty of the evidence using GRADE.
Did the article find that the problem(s) led to qualitative changes in interpretation of the results? Not Applicable
Are the methods of the article described in enough detail to replicate the study? No