Association of Trends in Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Seroprevalence and State-Issued Nonpharmaceutical Interventions: United States, 1 August 2020 to 30 March 2021.
Maureen J MillerAustin HimschootNatalie FitchSucheta JawalkarDane FreemanCharity HiltonKevin BerneyGery P GuyTina J BenoitKristie E N ClarkeMichael P BuschJean D OpsomerSusan L StramerAron J HallAdi V GundlapalliAdam MacNeilRussell McCordGregory SunshineMara Howard-WilliamsChristopher DunphyJefferson M JonesPublished in: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America (2022)
Consistent with studies assessing NPIs relative to COVID-19 incidence and mortality, the presence of NPIs were associated with lower SARS-CoV-2 seroprevalence indicating lower rates of cumulative infections. Multiple NPIs are likely more effective than single NPIs.