Retrospective 2017 hospitalized patients in India, showing lower mortality with ivermectin treatment in unadjusted results. No group details are provided and this result is subject to confounding by indication.
Elavarasi et al., 8/12/2021, retrospective, India, South Asia, preprint, 26 authors, dosage not specified.
risk of death, 19.6% lower, RR 0.80, p = 0.12, treatment 48 of 283 (17.0%), control 311 of 1475 (21.1%), unadjusted.
This study is excluded in meta analysis: unadjusted results with no group details.
Effect extraction follows pre-specified rules
prioritizing more serious outcomes. For an individual study the most serious
outcome may have a smaller number of events and lower statistical signficance,
however this provides the strongest evidence for the most serious outcomes
when combining the results of many trials.