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Poor Subjective Sleep Quality Predicts Symptoms in Irritable Bowel Syndrome Using the Experience Sampling Method.

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Area of Science:

  • Gastroenterology
  • Sleep Medicine
  • Psychosomatic Medicine

Background:

  • Sleep quality is a potential factor influencing symptom experience in irritable bowel syndrome (IBS).
  • Understanding the relationship between sleep and gastrointestinal (GI) symptoms is crucial for effective IBS management.

Purpose of the Study:

  • To investigate the bidirectional relationship between subjective and objective sleep quality and GI symptoms in IBS patients.
  • To determine the predictive role of sleep quality on subsequent GI symptom severity.

Main Methods:

  • Utilized actigraphy for objective sleep assessment and a smartphone application for daily GI symptom and mood tracking over seven days.
  • Employed the experience sampling method (ESM) to capture real-time symptom data and subjective sleep quality.
  • Applied cross-lagged structural equation models to analyze the temporal dynamics between sleep and GI symptoms.

Main Results:

  • A significant proportion of IBS patients (66%) reported clinically significant sleep disturbances, with 82% screening positive for a sleep disorder.
  • Poor subjective sleep quality significantly predicted increased next-day abdominal pain and lower GI symptoms.
  • Objective sleep measures from actigraphy did not show a significant association with subsequent GI symptoms.

Conclusions:

  • The perception of sleep quality, rather than objective sleep parameters, appears to be more influential in predicting next-day GI symptoms in IBS.
  • Findings suggest that interventions targeting subjective sleep quality may be beneficial for managing IBS symptoms.
  • Further research is warranted to explore the impact of sleep interventions on GI symptom burden in IBS.