Using multiple linear regression for confounding
Necesitamos crude and adjusted values. We look at changes in the coefficient.
Confounding has nothing to do with p values or CI.
Confounding in logistic regression
Quantitative interaction
Qualitative interaction
Formas de estudiar la interacción
Ejemplo de interacción
Otro ejemplo interacción
Concept of …
THE EFFECT OF ONE VARIABLE DEPENDS ON THE PRESENCE OR THE ABSENCE OF THE OTHER VARIABLE
Interaction
CONFOUNDING VS INTERACTION