Confounding, interaction, and mediation in multivariable/multivariate ...
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 />
Def<strong>in</strong>ition <strong>and</strong> determ<strong>in</strong>ation<br />
Methods for confound<strong>in</strong>g effect<br />
Unobserved confound<strong>in</strong>g<br />
Difference from <strong>mediation</strong><br />
What is a confounder<br />
Criteria for a confounder<br />
1 It is a risk factor for the disease, <strong>in</strong>dependent of the putative<br />
risk factor (exposure variable or X).<br />
2 It is associated with putative risk factor (exposure).<br />
3 It is not <strong>in</strong> the causal pathway between exposure <strong>and</strong> disease.<br />
logo<br />
William Wu<br />
Cancer Biostatistics