Risk factors for SARS-CoV-2 infection: a test-negative case–control study with additional population controls in Norway

Objectives This study aims to assess risk factors for SARS-CoV-2 infection by combined design; first comparing positive cases to negative controls as determined by PCR testing and then comparing these two groups to an additional prepandemic population control group.Design and setting Test-negative d...

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Bibliographic Details
Main Authors: Neil Pearce, Svein Arne Nordbø, Chi Zhang, Anne Kristin Moeller Fell, Johny Kongerud, Yngvar Tveten, Jan Vandenbroucke, Randi Eikeland, Harald Reiso, Marjut Sarjomaa, Hege Kersten, Kristine Karlsrud Berg, Carina Thilesen, Ingeborg S Aaberge
Format: Article
Language:English
Published: BMJ Publishing Group 2024-01-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/14/1/e073766.full