As COVID-19 testing becomes a routine part of doing business, some operations face the question of whether testing should be mandatory or voluntary.
Continue readingEarly COVID-19 decay rates for countries that have peaked
In previous articles [C20a, H20], my colleague and I have written about how the number of cases and deaths from COVID-19 follows a triangle shape over time when plotted with…
Continue readingAdjusting the Santa Clara County COVID-19 Antibody testing study results for self-selection bias
The infection fatality rate (IFR) of COVID-19 is one of the most important parameters for mathematical models of the pandemic, yet it remains largely a mystery because we don’t…
Continue readingA critique of the HealthData.org COVID-19 model, and how it works
On 26-March-2020, researchers at the Institute for Health Metrics and Evaluation (IHME) at the University of Washington published their first COVID-19 forecast [IMHE20a]…
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