Why the study?
Does depression associate with reduced physical activity and impaired nutritional status in COPD out-patients?
Population
70 COPD out-patients
Comparison
Depression vs Non-depressed COPD patients
Design
Cross-sectional
Authors
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Depression is not an independent predictor of reduced activity in COPD after adjustment; leaves open causal links and intervention targets.
Does depression associate with reduced physical activity and impaired nutritional status in COPD out-patients?
Depressed COPD patients exhibit reduced daily and maximum exercise capacity compared to non-depressed patients, highlighting the potential utility of screening for depression in this population.
Marco et al. (2013) studied this question.