Models Primer on Regression Adjustments 1 Kaiser starts a series of posts about regression adjustments.
Big Data Demo of how data can tell any story you want, ode to Tokyo Kaiser completes a challenge: come up with ways to rank any country #1 in the Tokyo Olympics.
Assumptions Blood clots: is there a there Kaiser looks at the controversy over blood clots and the Astrazeneca vaccine.
Cause-effect Real-world studies: limits of knowledge Kaiser focuses attention on a few aspects of the Mayo Clinic real-world effectiveness study.
vaccine trial One-dose Pfizer is not happening and here's why Kaiser explores what the Pfizer vaccine trial data say about a one-dose treatment.
vaccine effectiveness Cutting infection rate by half is not the same as protecting half the people from infection Kaiser explains what 50% vaccine efficacy actually means, and it's not what you think.