Status:

NOT_YET_RECRUITING

CPAP vs MAD for OSA in Patients With Cognitive Impairment. A Randomized Clinical Trial

Lead Sponsor:

National University Hospital, Singapore

Collaborating Sponsors:

National University of Singapore

Ng Teng Fong General Hospital

Conditions:

Obstructive Sleep Apnea (OSA)

Mild Cognitive Impairment

Eligibility:

All Genders

50+ years

Phase:

PHASE3

Brief Summary

Obstructive sleep apnea (OSA) is a prevalent condition that significantly impacts the sleep health and overall well-being of millions of adults worldwide. It is characterized by breathing difficulties...

Detailed Description

Aim #1: The primary objective is to compare the effectiveness of MAD and CPAP in improving cognitive function in participants with OSA and cardiovascular risk. The key endpoints of the trial will incl...

Eligibility Criteria

Inclusion

  • Age of at least 50 Chinese, Malay, Indian or Thai residing in Singapore or Thailand Referred to the sleep clinics of the CRESCENDO participating centers for suspected OSA, underwent a clinically indicated level 1 polysomnography, and diagnosed to have moderate-to-severe OSA (AHI ≥ 15 events/hour) At least one of the following cardiovascular risk factors: hypertension, diabetes, smoking, or obesity (BMI \>27.5 kg/m2)- cutoff for obesity among Asians Mild cognitive impairment: MoCA score \<27 (for those with \>10 years of education) and \<26 (for those with ≤10 years of education) Agree to follow the study protocol

Exclusion

  • Known OSA and already on regular treatment Severe cognitive impairment (MoCA \<10) Severe hypoxemia on polysomnography ODI \>60 or min SpO2 \<60% Known schizophrenia, bipolar disorder, severe depression, drug abuse or alcohol abuse Contraindications to MAD: less than six teeth in each arch; inability to advance the mandible and open the jaw widely. Pre-existing temporomandibular joint problems, severe bruxism, and advanced periodontal disease Limited life expectancy (\< one year) Cardiac or cerebrovascular events leading to hospitalization in the past three months Complex cardiovascular diseases: cyanotic congenital heart disease, moderate to severe pulmonary hypertension On regular medications that could affect the neurocognitive function and/or alertness

Key Trial Info

Start Date :

August 1 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2030

Estimated Enrollment :

260 Patients enrolled

Trial Details

Trial ID

NCT06983769

Start Date

August 1 2025

End Date

December 31 2030

Last Update

June 27 2025

Active Locations (0)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 0 (0 locations)

No Results Found

We couldn’t find results for the location/zipcode entered or within the selected range. Please check your input or adjust your search.