Prevalence and Time Trend of SARS-CoV-2 Infection in Puducherry, India, August–October 2020
Sitanshu Sekhar Kar, Sonali Sarkar, Sharan Murali, Rahul Dhodapkar, Noyal Mariya Joseph, Rakesh Aggarwal
Abstract
We conducted 3 population-based cross-sectional surveys, at 1-month intervals, to estimate the prevalence and time-trend of severe acute respiratory syndrome coronavirus 2 infection in Puducherry, India. Seropositivity rate increased from 4.9% to 34.5% over 2 months and was 20-fold higher than the number of diagnosed cases of infection.
Topics & Concepts
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)MedicineCoronavirus disease 2019 (COVID-19)2019-20 coronavirus outbreakCross-sectional studyPopulationCoronavirusVeterinary medicineVirologyInternal medicineOutbreakEnvironmental healthPathologyDiseaseInfectious disease (medical specialty)COVID-19 epidemiological studiesCOVID-19 Pandemic ImpactsCOVID-19 Clinical Research Studies