Tag: <span>General health</span>

What does a positive COVID-19 test result mean?

What does a positive COVID-19 test result mean? I would like to provide context on what a positive (or negative) COVID-19 test result means. In short, for low prevalence diseases, there are high false positive rates. Without getting too much into the weeds, I came across this great interactive website …

So Many COVID-19 Models and Predictions

There are many models being discussed right now with attempts to predict what will happen with the COVID-19 pandemic.   I urge you to be cautious with COVID-19 projections.   Every model begins with assumptions. Any error or unexpected variation in these assumptions builds on the other assumptions (and their …