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Confounding, interaction, and mediation in multivariable/multivariate ...

Confounding, interaction, and mediation in multivariable/multivariate ...

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Mediation<br />

<strong>Confound<strong>in</strong>g</strong><br />

Interaction<br />

3 examples<br />

Def<strong>in</strong>ition <strong>and</strong> identification<br />

An application<br />

Approaches to identification<br />

ˆ Approach 1: Causal steps<br />

ˆ Approach 2: Statistical test<br />

logo<br />

William Wu<br />

Cancer Biostatistics

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