This sub-study phs000613CARDIA_CARe contains genotype of subjects available from the phs000613study. Summary level phenotypes for the NHLBI CARDIA Cohort study participants can be viewed at the top-level study page phs000285CARDIA_v3 Cohort. Individual level phenotype data and molecular data for all CARDIA Cohort top-level study and sub-study are available by requesting Authorized Access to the NHLBI CARDIA Cohort phs000285study. The Coronary Artery Risk Development in Young Adults (CARDIA) Study is a study examining the development and determinants of clinical and subclinical cardiovascular disease and its risk factors. It began in 1985 with a group of 5115 black and white men and women aged 18-30 years. The participants were selected so that there would be approximately the same number of people in subgroups of race, gender, education (high school or less and more than high school) and age (18-24 and 25-30) in each of 4 centers: Birmingham, AL; Chicago... (for more see dbGaP study page.)