7.4 Effect Modification in R: Calculating Odds Ratios and Comparing With Stratification In R

[@coinatlas5953]

I wonder howmany people made it this far. What a ride it was to learn about logistic regression! Thanks a prof.

[@tiffanynguyen2647]

This video was SOOO helpful and clear! Thanks

[@andrewclark85]

Hi, great video. How do you get a 95% CI after you've subtracted log ORs. For example, when the OR is exp(1.7505 - 0.5566) what is the SE and CI?

[@nihmathnasiha9185]

what if the exposure is not binary and has 3 levels?

[@aiuslocutius9758]

Thank you.