Understanding interactions
Lecture notes
Slides can be downloaded (in PDF format) with examples shown in R or with examples shown in Stata
Code (and data) for reproducing the analyses shown in the lecture
Stata: interactions.do
SAS: interactions.sas
Other resources
- Tutorial on interpreting interactions in Stata
- PDF document on Interpreting interactions in Stata
Paul Dickman
Professor of Biostatistics
Biostatistician working with register-based cancer epidemiology.