Assessing the Presence and Severity of Depression in Subjects with Comorbid Coronary Heart Disease
Abstract: Our understanding of how depression alters the origin and course of coronary heart disease is derived from subjective methodologies. Many psychiatric instruments were not tested for reliability and validity in subjects with comorbid medical illness, particularly coronary heart disease. They largely use scales of categoric or ordinal variables. Instruments used to assess coronary heart disease are considerably more objective and often use interval variables. By searching the websites of Circulation and the Journal of the American College of Cardiology, we entered the word “depression” on August 28, 2009. We ignored articles using “depression” in the context of cardiovascular concepts such as “ST-segment depression.” By searching articles dating back to 1995, we selecte…