Nature Communications (Dec 2021)

Increased transmissibility of SARS-CoV-2 lineage B.1.1.7 by age and viral load

  • Frederik Plesner Lyngse,
  • Kåre Mølbak,
  • Robert Leo Skov,
  • Lasse Engbo Christiansen,
  • Laust Hvas Mortensen,
  • Mads Albertsen,
  • Camilla Holten Møller,
  • Tyra Grove Krause,
  • Morten Rasmussen,
  • Thomas Yssing Michaelsen,
  • Marianne Voldstedlund,
  • Jannik Fonager,
  • Nina Steenhard,
  • The Danish Covid-19 Genome Consortium,
  • Carsten Thure Kirkeby

DOI
https://doi.org/10.1038/s41467-021-27202-x
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 8

Abstract

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Establishing the relative transmissibility of emerging variants of SARS-CoV-2 is key for pandemic management. Here, the authors use full-population administrative data from Denmark linked to PCR test results and estimate that the Alpha variant was ~60% higher than other strains circulating in early 2021.