Assessment of sleep quality in bipolar euthymic patients

56.5% of bipolar euthymic patients experience poor sleep quality.

• Patients with poor sleep quality took longer to fall asleep and experienced more frequent awakenings after sleep onset.
• Higher rates of caffeine use, smoking, history of suicide attempts, and comorbid anxiety and impulse control disorders were found in patients with poor sleep.
• Functionality in areas such as emotional and intellectual functioning, household relations, and self-sufficiency was significantly lower in patients with poor sleep quality.
• Seasonality emerged as the strongest predictor of poor sleep quality, with an odds ratio of 3.91.
• Sleep quality in bipolar disorder is negatively impacted during euthymic episodes, which may lead to decreased functionality.

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