"We do not know what this increased risk is due to, but it could either be that depression influences crucial aspects of self-care behaviors needed to manage diabetes or that a more severe disease process is reflected in more depressive symptoms," said lead researcher Anastasia Georgiades, a research associate in the department of psychiatry and behavioral science at Duke University in Durham, N.C.
Georgiades was expected to present the findings Friday at the American Psychosomatic Society annual meeting in Budapest, Hungary.
In their study, the Duke team followed 933 heart patients for more than four years. During that time, there were 135 deaths among patients with type 2 diabetes and/or depression, the researchers found.
Among patients with moderate-to-severe symptoms of depression who were also diabetics, the researchers observed a significant 30 percent greater risk of dying over the four-year period compared with patients with either depression alone or diabetes alone. Read more…