Examining the impact of obstructive sleep apnea on cognitive function in severe COPD.

Purpose: This study aimed to examine the association between obstructive sleep apnea (OSA) and cognitive function in patients with severe chronic obstructive pulmonary disease (COPD).

Methods: Patients with severe COPD, who had not previously been diagnosed with OSA, were recruited between January 2021 and January 2023. To evaluate cognitive function, the Montreal Cognitive Assessment (MoCA), a continuous reaction time test (CRT) and a driving simulator were used.

The Association Between Cognitive Functions and Psychological Factors in Patients with Severe COPD.

Purpose: Patients with COPD experience anxiety, depression, and stress more frequently than in the age and gender-matched general population. This cross-sectional study aimed to examine the relationship between cognitive functions and the psychological factors of anxiety, depression and stress among patients with COPD.

Patients And Methods: Between January 2021 and January 2023, patients with severe COPD were recruited, along with age-matched controls.