This is an intervention study, not a double-blind, placebo-controlled RCT. Patients knew they were getting ivermectin and the control group knew they weren't. With an effect that small (1.2% vs 2.0%, p=0.024) and only in >40 year-olds, bias/placebo effect seems very possibly confounding.
BarrySeal|4 years ago
dekhn|4 years ago
s1artibartfast|4 years ago