President Biden’s direction to states to make all adults eligible for coronavirus vaccines by May 1 will pressure governors and local officials to increase the pace of their rollouts, as the U.S. surpassed 100 million vaccinations on Friday, March 12 2021.
The milestone comes as the inoculation drive gains pace in the U.S. and as new cases of Covid-19 have dropped in recent weeks. The Centers for Disease Control and Prevention’s data-tracker website showed Friday that some 101 million doses of the three vaccines approved for use in the U.S. have been administered so far.
Source: Wall Street Journal
Association between COVID-19 outcomes and mask mandates, adherence, and attitudes
Using an event study design, authors estimate the treatment effect of the introduction of mask mandates (shown on the vertical red line) on Z-scored population-normalized COVID-19 daily new confirmed cases, daily new hospitalization admissions proportion, and deaths across all 50 states and D.C. over the time period between February 1 and September 27, 2020.
Source: Dhaval Adjodah, Karthik Dinakar, Matteo Chinazzi, Samuel P. Fraiberger, Alex Pentland, Samantha Bates, Kyle Staller, Alex Vespignani, Deepak L. Bhatt. Association between COVID-19 Outcomes and Mask Mandates, Adherence, and Attitudes.