Articles with "pre delta" as a keyword



COVID-19 Symptoms and Duration of Rapid Antigen Test Positivity at a Community Testing and Surveillance Site During Pre-Delta, Delta, and Omicron BA.1 Periods

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Published in 2022 at "JAMA Network Open"

DOI: 10.1001/jamanetworkopen.2022.35844

Abstract: This cross-sectional study compares COVID-19 symptoms during the Omicron BA.1 period with the pre-Delta and Delta variant periods and assesses the duration of rapid antigen test positivity at a walk-up community testing site. read more here.

Keywords: delta; pre delta; rapid antigen; covid symptoms ... See more keywords

SARS‐CoV‐2 infection in children evaluated in an ambulatory setting during Delta and Omicron time periods

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Published in 2022 at "Journal of Medical Virology"

DOI: 10.1002/jmv.28318

Abstract: Severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) variants and re‐emergence of other respiratory viruses highlight the need to understand the presentation of and factors associated with SARS‐CoV‐2 in pediatric populations over time. The objective of… read more here.

Keywords: time; omicron; infection children; pre delta ... See more keywords

P-1194. Comparison of COVID-19 inpatient burden in hospitalized children age < 5 years, by SARS-CoV-2 variant

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Published in 2025 at "Open Forum Infectious Diseases"

DOI: 10.1093/ofid/ofae631.1378

Abstract: Abstract Background COVID-19 disease severity has fluctuated with emergence of variants. To investigate disease severity in children, we analyzed clinical resource utilization among children hospitalized for COVID-19 during different variant periods in the United States.… read more here.

Keywords: delta omicron; delta; pre delta; pfizer inc ... See more keywords