Observational study in Argentina showing significantly lower mortality in the 60 days after adopting ivermectin compared to the 60 days before, relative risk RR 0.082, p
Alonso et al., 12/1/2020, retrospective, Argentina, South America, preprint, 1 author, dosage not specified.
risk of death, 91.8% lower, RR 0.08, p = 0.009, treatment 1 of 311 (0.3%), control 5 of 128 (3.9%).
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.