What is the number needed to vaccinate and why does it matter?
The UK government have finally done the only calculation that matters to patients regarding vaccination and the answer is not pretty.🧵
To understand the benefit of a drug, the simplest way to present the data is to tell you how many people need to be treated for one to have the desired outcome.
For the covid vaccines, for healthy people aged 40-49, for example, 932,500 people would need an autumn booster in order to prevent a single intensive care admission.