Sleep disturbances are associated with anxiety, depression, and decreased quality of life in patients with coronary heart disease.

Background: Studies have shown that sleep disorders are closely related to anxiety and depression, and the quality of life (QoL) of patients with sleep disorders is generally poor.

Aim: To examine the occurrence of sleep disorders in people with coronary heart disease (CHD) and their relationships with QoL, depression, and anxiety.

Methods: As per the sleep condition, 240 CHD individuals were separated into two groups: non-sleep disorder group ( = 128) and sleep disorder group ( = 112).