SARS-CoV-2 seroprevalence and transmission risk factors among high-risk close contacts: a retrospective cohort study
Oon Tek Ng, Kalisvar Marimuthu, Vanessa Koh, Junxiong Pang, Kyaw Zaw Linn, Jie Sun, Liang De Wang, Wan Ni Chia, Charles Kevin Tiu, Mónica Chan, Li Min Ling, Shawn Vasoo, Mohammad Yazid Abdad, Po Ying Chia, Tau Hong Lee, Ray Junhao Lin, Sapna P. Sadarangani, Mark Chen, Zubaidah Said, Lalitha Kurupatham, Rachael Pung, Lin‐Fa Wang, Alex R. Cook, Yee‐Sin Leo, Vernon JM Lee
Topics & Concepts
Contact tracingMedicineAsymptomaticRetrospective cohort studyTransmission (telecommunications)CohortCohort studySeroprevalencePediatricsIndex caseEmergency medicineOutbreakInternal medicineCoronavirus disease 2019 (COVID-19)SerologyVirologyDiseaseImmunologyEngineeringElectrical engineeringAntibodyInfectious disease (medical specialty)COVID-19 epidemiological studiesCOVID-19 and Mental HealthCOVID-19 Digital Contact Tracing