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. 2022 Jan;28(1):9–19. doi: 10.3201/eid2801.211682

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Emerging Infectious Diseases is a publication of the U.S. Government. This publication is in the public domain and is therefore without copyright. All text from this work may be reprinted freely. Use of these materials should be properly cited.

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Percentage positive for SARS-CoV-2 and for >1 other respiratory pathogen, by demographic group, California, USA, from specimens collected through the California SARS-CoV-2 and Respiratory Virus Sentinel Surveillance program during May 10, 2020–June 12, 2021 (SARS-CoV-2 positive, n = 1,373; other respiratory pathogen positive, n = 1,002; total N = 7,476). Results included are not mutually exclusive; there were 23 co-infections between SARS-CoV-2 and another respiratory pathogen included. Included are only participants with test results for SARS-CoV-2 and for other respiratory pathogens. NHPI, Native Hawaiian/Pacific Islander; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.