Does anyone refer to a good website to learn critical appraisal techniques with an original published paper?
Mostly I just found the Critical Appraisal Checklist and didn’t explain in detail why should we critique it like this.
Thanks for my request.
The guidelines posted here should be a good start.:
This blog post is also important:
The closest example I can recall that uses actual data is this older paper by Altman and Bland that compared the common changes from baseline to the (correct) ANCOVA method. They show by simple algebra that the changes from baseline inflates \alpha by at least a factor of 2.