COPD increases the risk of depression. Depression and anxiety adversely affect prognosis in COPD, leading to an increased risk of exacerbation and possibly death.

This is a systematic review and meta-analysis that was published in Chest in 2013. [1] It included 16 studies on depression or anxiety as predictors of COPD outcomes (incident COPD/chronic lung disease or exacerbation) and/or mortality, in 28,759 participants followed for 1 to 8 years, and six studies on COPD as a predictor of depression…

Depression is an independent predictor of early death in patients with advanced cancer

This is an English study that was published in 2009. [1] Out of the eligible 132 patients, 87 participated in the study. The Edinburgh Depression Scale (EDS) and self-rated symptoms list were completed three times over an eight-week period and analyzed, together with demographic and clinical factors. Depression was self-rated in 29% (25/87) of patients…