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.
- Frederik Plesner Lyngse
- Kåre Mølbak
- Carsten Thure Kirkeby
