According to the study released this week, lockdowns were defined “as the imposition of at least one compulsory, non-pharmaceutical intervention (NPI). NPIs are any government mandate that directly restrict peoples’ possibilities, such as policies that limit internal movement, close schools and businesses, and ban international travel.”
The study then narrowed down 18,590 studies to 34 “‘qualified’ studies after three levels of review.” From those potential studies, “24 qualified for inclusion in the meta-analysis,” used to make their conclusion:
They were separated into three groups: lockdown stringency index studies, shelter-in-placeorder (SIPO) studies, and specific NPI studies. An analysis of each of these three groups support the conclusion that lockdowns have had little to no effect on COVID-19 mortality.