The Appropriateness of Using Fixed Assay Cut-offs for Estimating Seroprevalence [Letter]

Abstract

Yuting Da, 1,* Yuxuan Wu, 2,* Peiqing Quan 1 1Outpatient Surgery Center, Obstetrics and Gynecology Hospital of Fudan University, Shanghai, People’s Republic of China; 2Anhui Medical University, Hefei City, Anhui Province, People’s Republic of China*These authors contributed equally to this workCorrespondence: Peiqing QuanOutpatient Surgery Center, Obstetrics and Gynecology Hospital of Fudan University, No. 128 Shenyang Road, Yangpu District, Shanghai, 200011, People’s Republic of ChinaEmail [email protected] View the original paper by Dr Alkharsah and colleagues

Keywords

• seroprevalence
• cut-off
• antibody titers