Information bias for case definitions and mortality between and within studies over time undermines our understanding of COVID-19 transmission and disease severity
Clin Microbiol Infect. 2024 Feb 8:S1198-743X(24)00058-2.
doi: 10.1016/j.cmi.2024.02.002.
Online ahead of print.
1 Department of Respiratory Sciences, University of Leicester, Leicester, United Kingdom; Department of Infectious Diseases and HIV Medicine, University Hospitals of Leicester NHS Trust, Leicester, United Kingdom; National Institute for Health and Care Research Leicester Biomedical Research Centre, Leicester, United Kingdom; Development Centre for Population Health, University of Leicester, Leicester, United Kingdom; Li Ka Shing Centre for Health Information and Discovery, Oxford Big Data Institute, University of Oxford, United Kingdom. Electronic address: dp440@leicester.ac.uk.
2 Virus Research Center, Clinical Research Division, Sendai Medical Center, National Hospital Organization, Sendai, Japan.
3 Department of Respiratory Sciences, University of Leicester, Leicester, United Kingdom; Clinical Microbiology, University Hospitals of Leicester NHS Trust, Leicester, United Kingdom.