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The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
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Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder
04:33

Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder

Published on: April 26, 2024

Cognitions and Insomnia Subgroups.

Sooyeon Suh1, Jason C Ong, Dana Steidtmann

  • 1Stanford University School of Medicine, Department of Psychiatry and Behavioral Science, Stanford CA 94301.

Cognitive Therapy and Research
|June 25, 2013
PubMed
Summary
This summary is machine-generated.

Low self-efficacy and environmental thoughts predict multiple insomnia symptoms. Individuals with combined insomnia symptoms showed poorer sleep quality and higher severity when these cognitive factors were present.

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Area of Science:

  • Cognitive Psychology
  • Sleep Medicine
  • Clinical Psychology

Background:

  • Insomnia presents with varied symptom profiles, including sleep initiation, maintenance, and early morning awakenings.
  • Understanding cognitive factors associated with different insomnia symptom clusters is crucial for targeted interventions.

Purpose of the Study:

  • To identify cognitive predictors differentiating single versus combined insomnia symptom presentations.
  • To explore the role of self-efficacy and thought content in individuals with insomnia seeking cognitive-behavioral therapy.

Main Methods:

  • A cohort of 146 insomnia patients were classified into Single Symptom (n=67) and Combined Symptom (n=79) subgroups.
  • Receiver Operating Curve (ROC) analysis was employed to identify predictors distinguishing between these subgroups.
  • Predictors included demographics, sleep cognitions, circadian preferences, depression, and self-reported sleep parameters.

Main Results:

  • Low self-efficacy (Self Efficacy Scale < 23) and specific environmental thoughts (Glasgow Content of Thoughts Inventory ≥ 5) significantly predicted the Combined Symptom subgroup.
  • Individuals with low self-efficacy exhibited longer sleep onset latency, more frequent sleep maintenance issues, poorer sleep quality, and higher insomnia severity.

Conclusions:

  • Low self-efficacy and preoccupation with environmental thoughts are linked to experiencing multiple insomnia symptoms.
  • Further investigation into the specific roles of self-efficacy and thought content is warranted for understanding the etiology of multi-symptom insomnia.