- Matthew W Gillman, associate professor (Matthew_gillman@hms.harvard.edu)
- Department of Ambulatory Care and Prevention, Harvard Medical School, Boston, MA 02215, USA
EDITOR—Pocock et al discuss many valuable caveats regarding published epidemiological analyses.1 The authors, however, perpetuate two misconceptions.
The first is that post hoc power calculations help the reader interpret already collected data. Power …
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