Depression, Socioeconomic Factors, and Ethnicity as Predictors of Cardiorespiratory Fitness Before and After Cardiac Rehabilitation

Purpose:To determine whether cardiac patients with psychosocial or socioeconomic problems have lower peak oxygen uptake (VO2peak) and whether these factors modify the effect of cardiac rehabilitation (CR).Methods:A retrospective cohort study of patients with ischemic heart disease, valvular heart di