Comparative transmissibility of SARS-CoV-2 variants Delta and Alpha in New England, USA
Comparative transmissibility of SARS-CoV-2 variants Delta and Alpha in New England, USA
The SARS-CoV-2 Delta variant rose to dominance in mid-2021, likely propelled by an estimated 40%–80% increased transmissibility over Alpha. To investigate if this ostensible difference in transmissibility is uniform across populations, we partner with public health programs from all six states in New England in the United States. We compare …