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Updated: Nov 26, 2025

An Improved and High Throughput Respiratory Syncytial Virus RSV Micro-neutralization Assay
Published on: January 26, 2019
Estimating the predictive value of negative severe acute respiratory coronavirus virus 2 (SARS-CoV-2) results: A
David Hirschwerk1,2, Mathew Foley2,3, Martin Lesser2,4
1Division of Infectious Diseases, Department of Medicine, North Shore University Hospital, Manhasset and Long Island Jewish Medical Center, New Hyde Park, New York.
Abstract:
We performed a prospective study of 501 patients, regardless of symptoms, admitted to the hospital, to estimate the predictive value of a negative nasopharyngeal swab for severe acute respiratory coronavirus virus 2 (SARS-CoV-2). At a positivity rate of 10.2%, the estimated negative predictive value (NPV) was 97.2% and the NPV rose as prevalence decreased during the study.
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