Using wastewater to monitor COVID-19

Understanding trends in COVID-19 transmission rates is vital both public health monitoring and policymaking decisions. However, diagnostic capacity may be limited, and test sampling is often non-random, and often COVID-19 cases are not reported when patients have mild or asymptomatic disease. What is the solution? A paper in Nature Biotechnology argues that wastewater testing may…

COVID-19, nursing home quality and vaccination

Interesting findings from an NBER working paper by Cronin and Evans (2020): Higher-quality nursing homes, as measured by inspection ratings, have substantially lower COVID-19 mortality. Quality does not predict the ability to prevent any COVID-19 resident or staff cases, but higher-quality establishments prevent the spread of resident infections conditional on having one. Preventing COVID-19 cases…

Positive news on a COVID-19 vaccine

Great news on progress for a COVID-19 vaccine from Pfizer. From their press release: Vaccine candidate was found to be more than 90% effective in preventing COVID-19 in participants without evidence of prior SARS-CoV-2 infection in the first interim efficacy analysis Analysis evaluated 94 confirmed cases of COVID-19 in trial participants Study enrolled 43,538 participants,…

Battling Epidemics & Disparity with Modeling

This is the title of a paper published in Letters in Biomathematics with colleagues Anuj Mubayi, Jeff Sullivan, Oliver Diaz, Aditi Ghosh, Anamika Mubayi, Olcay Akman, and Phani Veeranki. The subtitle is: “The Coupled Dynamics of the COVID-19 Pandemic with Social Epidemics“. The abstract is below. Policymakers are under intense pressure to respond effectively to…