Response By Smolderen Et Al To Letter Regarding Article, "Depression Treatment And 1-Year Mortality After Acute Myocardial Infarction: Insights From The Triumph Registry (Translational Research Investigating Underlying Disparities In Acute Myocardial Infarction Patients' Health Status)"

We would like to thank Ma and colleagues for their compliments on our work1 and welcome the opportunity to respond to the comments they raise in their letter. We want to address 3 distinct points. First, because our study was an observational cohort study, it can describe associations but should never be used to derive conclusions in terms of causation or effects that depression treatment may have had on outcomes. Second, the association observed between depression and increased mortality risk after acute myocardial infarction was restricted to those whose …