Confounding, Effect Modification, and Stratification Adding a Third Dimension to the RxC picture 1. Confounding A confounding variable is associated with the exposure and…
Slide 1 A STHMA - HOW TO CHOOSE AND INTERPRET LUNG FUNCTION TESTS - A VIEW OF REFERRING PHYSICIAN Matjaž Fležar MD PhD Slide 2 S HOULD WE PERFORM SPIROMETRY AT REGULAR…
Confounding, Effect Modification, and Stratification HRP 261 1/26/04 Adding a Third Dimension to the RxC picture Some Terms 1. What Agresti calls, “Marginally associated…