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Published on: December 6, 2016
Obstructive sleep apnea in psychiatric outpatients. A clinic-based study
Georgios Nikolakaros1, Irina Virtanen2, Juha Markkula3
1"Specialists in Psychiatry" Medical Center, Yliopistonkatu 33C28, 20100 Turku, Finland; Department of Psychiatry, Uusikaupunki Psychiatric Hospital, Välskärintie 2, PB 15, 23501 Uusikaupunki, Finland.
Obstructive sleep apnea (OSA) is common in psychiatric patients, affecting 26.2% of those studied. Many cases go undiagnosed due to atypical symptoms, highlighting the need for better screening in mental health settings.
Area of Science:
- Sleep Medicine
- Psychiatry
- Public Health
Background:
- Psychiatric disorders frequently co-occur with obstructive sleep apnea (OSA).
- Limited research has explored the prevalence of OSA within psychiatric patient populations.
- Early identification of OSA is crucial for managing both sleep and mental health conditions.
Purpose of the Study:
- To determine the prevalence of obstructive sleep apnea (OSA) in psychiatric outpatients.
- To investigate factors associated with OSA in this population.
- To highlight the underdiagnosis of OSA in individuals with psychiatric conditions.
Main Methods:
- Retrospective analysis of medical files from 221 psychiatric outpatients.
- Ambulatory cardiorespiratory polygraphy used for sleep study diagnostics.
- Assessment of demographic, clinical, and symptom-related factors associated with OSA.
Main Results:
- OSA was diagnosed in 26.2% of patients (58/221), with higher prevalence in men (35.3%).
- Moderate to severe OSA (AHI ≥ 15/h) was found in 20 patients.
- Factors associated with OSA included high BMI, male gender, hypertension, and snoring; however, witnessed apneas were not significant in multivariate analysis. Age, diabetes, alcohol abuse, excessive daytime sleepiness, and fatigue did not associate with OSA.
Conclusions:
- Obstructive sleep apnea (OSA) is a common and underdiagnosed condition among psychiatric outpatients.
- Atypical presentations of OSA, lacking classic symptoms like witnessed apneas or excessive daytime sleepiness, are frequent in this group.
- Increased awareness and screening for OSA in psychiatric settings are warranted to improve patient outcomes.
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