Risk of Hospitalization for Covid-19 Outpatients Treated with Various Drug Regimens in Brazil: Comparative Analysis
et al., Travel Medicine and Infectious Disease,
Retrospective 717 patients in Brazil showing OR 1.17 [0.72-1.90] for ivermectin. This paper focuses on HCQ, event counts for ivermectin are not provided. With significant correlation between the variables used, including overlap in the prescription of multiple treatments that show efficacy alone, and limited data for the model size, the model used here may be inaccurate due to multicollinearity [statisticsbyjim.com]
risk of hospitalization, 13.9% higher, RR 1.14, p = 0.53, treatment 340, control 377, adjusted per study, odds ratio converted to relative risk, control prevalence approximated with overall prevalence, primary outcome.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
This study is excluded in the after exclusion results of meta
result is likely affected by collinearity across treatments in the model.
Szente Fonseca et al., 31 Oct 2020, retrospective, Brazil, peer-reviewed, mean age 50.6, 10 authors, average treatment delay 4.6 days, dosage 12mg days 1-2.