This report describes a groundbreaking military-civilian collaboration that benefits from an Army and Department of Defense (DoD big data business intelligence platform called the Person-Event Data Environment (PDE). The PDE - a consolidated data repository that contains unclassified but sensitive manpower, training, financial, health, and medical records covering U.S.
Researchers present a new open language analysis approach that identifies and visually summarizes the dominant naturally occurring words and phrases that most distinguished each Big 5 personality trait. Open-ended, data driven exploration of large datasets combined with established psychological theory and measures offers new tools to further understand the human psyche.
Prospective data from the Health and Retirement Study, a nationally representative study of older US adults, was analyzed to examine the relationship between optimism and heart failure, adjusting for sociodemographic, biological, behavioral, and psychological covariates. Higher optimism was associated with a lower risk of incident heart failure during the follow-up period, and these effects persisted when accounting for covariates.
Little is known about the perception of lifetime risk for cardiovascular disease (CVD). Researchers recruited subjects from the Dallas Heart Study, and each subject was classified as high or low for risk of CVD. Subjects were then assessed for their perceived lifetime risk for a myocardial infarction. There was significant discordance between perceived and predicted lifetime risk.
