Última actualización 11 de julio de 2026
Key finding
BMI decreased significantly in the liraglutide group compared to the control group.
This study investigated the effects of liraglutide combined with CPAP on patients with Type 2 diabetes and severe obstructive sleep apnea, finding significant improvements in several health metrics.
Quick read
The essential study design details in one scan.
EvidenceScore™
Moderate
Study type
RCTs
Follow-up
Medium-Term (3–12 mo)
Risk of bias
Some Concerns
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Plain-language summary
A plain-language read of the study’s main message and where it applies.
Study focus
This study investigated the effects of liraglutide combined with CPAP on patients with Type 2 diabetes and severe obstructive sleep apnea, finding significant improvements in several health metrics.
These findings are clinically significant as they suggest that liraglutide can enhance the effectiveness of CPAP therapy in improving health outcomes for patients with Type 2 diabetes and severe obstructive sleep apnea, potentially leading to better management of these interconnected conditions.
The study's sample size and demographic characteristics may limit generalizability. Potential confounding factors were not fully controlled for. The long-term effects of liraglutide in this population remain unclear.
Published in
Publication details and source links for this paper.
Wenlong J, Weiguo L, Jing C, Wen L, Fangzhou C. Liraglutide Combined with CPAP Improves Outcomes in Patients with Type 2 Diabetes and Severe Obstructive Sleep Apnea. Sleep & Breathing = Schlaf & Atmung. 2022;27(5):1687-1694. doi:10.1007/s11325-022-02768-y
Liraglutide treatment resulted in a significant decrease in BMI by 2.1 kg/m² (P < 0.05).
The AHI decreased by 4.9 events/hour in the liraglutide group (P < 0.05).
Mean systolic blood pressure decreased by 5.6 mmHg in the liraglutide group (P < 0.05).
Minimum oxygen saturation increased by 3.1% in the liraglutide group (P < 0.05).
Evidence network
Understand where this research contributes within the broader evidence network.
This study contributes evidence to Liraglutide and Apnea Hypopnea Index (AHI), BMI, Gastrointestinal disorders incidence, and 2 more.
This study contributes evidence to
Primary intervention
Liraglutide
Primary outcomes
Evidence topics
Primary intervention
Intervention and outcome relationships this study adds to the evidence network.
Editorial context
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Evidence network role
This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.
3
Related topics
5
Evidence pairs
321
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Evidence topic
Contributes evidence
Evidence topic
Contributes evidence
Evidence topic
Contributes evidence
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Evidencia principal
Relación de evidencia
Evidencia relacionada
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Guardar evidencia
Relación de evidencia
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Core evidence
The primary outcomes reported in this study.
Liraglutide → Apnea Hypopnea Index (AHI)
Liraglutide → Apnea Hypopnea Index (AHI)
Liraglutide → Gastrointestinal disorders incidence
Liraglutide → Gastrointestinal disorders incidence
Liraglutide → Minimum Oxygen Saturation Improvement
Liraglutide → Minimum Oxygen Saturation Improvement
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Explore related studies, evidence collections, and research questions.
Relationships organized using the Dediabetes Evidence Intelligence™ framework.
This study contributes to evidence on GLP-1 Receptor Agonists and Body Mass Index, GLP-1 Receptor Agonists and Gastrointestinal Adverse Events.
This study contributes to the evidence on the following intervention-outcome relationships.
Medications
Medications
Curated evidence collections and hubs this study is part of.
All studies measuring Body Mass Index
Measures Body Mass Index as a key outcome.
All studies on GLP-1 Receptor Agonists
Contributes to GLP-1 Receptor Agonists evidence base.
All studies measuring Blood Pressure
Measures Blood Pressure as a key outcome.
All studies measuring Gastrointestinal Adverse Events
Measures Gastrointestinal Adverse Events as a key outcome.
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3 results
2 results
3 results
3 results
2 results
Generated from the study's connected evidence using Evidence Intelligence™.
GLP-1 Receptor Agonists may improve Body Mass Index.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
BMI
EvidenceScore™ Strong | EvidenceScore™ 75.9 | moderate positive | ConsistencyScore™ Consistent | 1 study
Why this answer: This answer is based on 15 supporting studies with consistent results and a positive effect signal.
Limitations
GLP-1 Receptor Agonists may improve Blood Pressure.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
Systolic blood pressure
EvidenceScore™ Moderate | EvidenceScore™ 69.0 | strong positive | ConsistencyScore™ Consistent | 1 study
Why this answer: This answer is based on 10 supporting studies with consistent results and a positive effect signal.
Limitations
GLP-1 Receptor Agonists may worsen Gastrointestinal Adverse Events or be associated with harm.
ConsistencyScore™: Results are consistent across studies.
Ranked evidence signals
Gastrointestinal disorders incidence
EvidenceScore™ Moderate | EvidenceScore™ 69.0 | weak negative | ConsistencyScore™ Mixed | 1 study
Why this answer: This answer is based on 7 supporting studies and existing graph evidence signals.
Limitations
Liraglutide appears to improve Apnea Hypopnea Index (AHI).
ConsistencyScore™: Consistency cannot yet be determined from the available evidence.
Ranked evidence signals
Apnea Hypopnea Index (AHI)
EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study
Why this answer: This answer is based on a single supporting study.
Limitations
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