Obstructive Sleep Apnea (OSAS)

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Review clinical trials related to Obstructive Sleep Apnea (OSAS). Use filters to narrow results by trial status, phase, treatment, biological sex and sponsor.

Condition / disease
Location
Status: Recruiting

Obstructive Sleep Apnea and Body Awareness

Obstructive Sleep Apnea Syndrome (OSAS) is a chronic disease characterized by intermittent hypoxia and sleep fragmentation resulting from recurrent upper airway obstructions. The physiological and neurocognitive changes caused by the disease can affect how individuals perceive and interpret bodily sensations. Although body awareness plays a significant role in the perception and management of symptoms, its relationship with clinical parameters in individuals with OSAS has not been sufficiently investigated. Therefore, the aim of our study is to examine the relationship between body awareness and respiratory function, disease severity, fatigue, shortness of breath, and sleep quality in OSAS patients.

Participants needed: 47
Trial details
Age: 18-65Biological sex: AllType: ObservationalSponsor: Karabuk UniversityUpdated: Aug 4, 2026Locations: 1
Eligibility criteria

Receiving a diagnosis of OSA after polysomnography, [+2]

Having severe orthopedic, neurological, or cardiac diseases, [+3]

Status: Recruiting

Identification of Biomarkers of Obstructive Sleep Apnea.

Obstructive sleep apnea (OSA) is a common sleep disorder associated with intermittent hypoxia, systemic inflammation, oxidative stress, and an increased risk of cardiovascular and metabolic diseases. Current diagnostic methods are effective but have limited availability and do not adequately predict disease burden or treatment response. The purpose of this study is to identify and validate blood biomarkers that may improve the screening, diagnosis, risk stratification, and monitoring of adults with OSA. A total of 120 participants will undergo clinical evaluation and overnight polysomnography. Participants with moderate-to-severe OSA will be randomly assigned to either immediate or delayed positive airway pressure (PAP) therapy, while participants without OSA will serve as controls. Blood samples will be collected at predefined time points and analyzed for inflammatory, metabolic, oxidative stress, and other candidate biomarkers. The study aims to determine which biomarkers are associated with OSA severity and how they change in response to PAP therapy. The results may contribute to the development of more accessible and personalized diagnostic and monitoring strategies for patients with OSA.

Participants needed: 120
Trial details
Age: 18-65Biological sex: AllType: InterventionalSponsor: Medical University of BialystokUpdated: Jul 23, 2026Locations: 1
Eligibility criteria

Age 18 to 65 years. [+8]

Mild obstructive sleep apnea (AHI 5 to <15 events/hour). [+14]

Status: Recruiting

Home-based Under Mattress Monitor for OSA

The aim of the study is to evaluate the effectiveness of the under-mattress monitoring device to aid in the titration process of a mandibular advancement device (MAD) for the management of obstructive sleep apnea (OSA). A secondary aim is to evaluate changes in subjective OSA symptoms and patient's satisfaction with MAD. A third aim is to analyze if there are differences between the sleep parameters recorded by the under-mattress monitor between responders and non-responders to MAD therapy.

Participants needed: 70
Trial details
Age: 18-80Biological sex: AllType: InterventionalSponsor: Isabel Moreno HayUpdated: Feb 3, 2026Locations: 1
Eligibility criteria

Diagnosis of Obstructive Sleep Apnea demonstrated with a sleep study polysomnogr... [+2]

Diagnosis of central or mixed sleep apnea. [+8]

Status: Recruiting

A Prospective Randomnised Controlled Trial Comparing Overall Patient Compliance in a Bariatric Surgical Pathway Using the Standard Versus a More Intensified and Interactive Version of the "Get Ready" Smartphone Application.

The aim of this study is to assess the impact of a newly intensified digital platform following bariatric surgery. This will be measured using several questionnaires. The following objectives will be evaluated: the exact amount of weight loss achieved preoperatively with the preparatory diet; the occurrence of dumping symptoms; the assessment of quality of life (QOL); and compliance with supplement intake. By examining the impact of an enhanced digital platform, we aim to address critical questions regarding the effectiveness of improved patient support in the digital domain. Moreover, given the increasing prevalence of bariatric surgery as a therapeutic option for obesity, it is of utmost importance to identify strategies to optimize patient education and support through digital tools. This study not only contributes to the scientific understanding of digital support in bariatric care but also has important implications for the further development of the "Get Ready" application, ensuring that it remains at the forefront of providing comprehensive and patient-centered support in the evolving landscape of bariatric surgery.

Participants needed: 200
Trial details
Biological sex: AllType: InterventionalSponsor: Sint Dimpna Ziekenhuis GeelUpdated: Dec 22, 2025Locations: 1
Eligibility criteria

Patients undergoing bariatric surgery

Previous bariatric surgery