Objectives: Over 1 billion individuals worldwide experience some form of sleep apnoea, and this number is steadily rising. Obstructive sleep apnoea (OSA) can negatively influence one's quality of life and potentially increase mortality risk. However, the association between OSA and mortality has not been reliably estimated. This meta-analysis estimates the risk of all-cause and cardiovascular mortality in individuals with OSA.
Design: Systematic review and meta-analysis.
Data Sources: MEDLINE, Cochrane Library, Scopus and Joanna Briggs Institute Evidence-Based Practice databases were searched from inception through 1 January 2020.
Eligibility Criteria For Selecting Studies: We included observational studies assessing the association of sudden deaths in individuals with and without OSA.
Data Extraction And Synthesis: Two independent reviewers (AES and ESH) extracted data and assessed the risk of bias using the Newcastle-Ottawa Scale quality assessment tool. Data were pooled using the random-effects models and reported as risk ratios (RRs) with 95% CIs. Heterogeneity was quantified with I statistic.
Results: We identified 22 observational studies (n=42 099 participants). The mean age was 62 years and 64% were men. OSA was associated with all-cause sudden death (RR=1.74, 95% CI: 1.44 to 2.10, I=72%) and cardiovascular mortality (RR=1.94, 95% CI: 1.39 to 2.70, I=32%). A marginally significant dose-response relationship between severity of OSA and the risk of death was observed (p for interaction=0.05): mild OSA (RR=1.16, 95% CI: 0.70 to 1.93), moderate OSA (RR=1.72, 95% CI: 1.11 to 2.67) and severe OSA (RR=2.87, 95% CI: 1.70 to 4.85). Meta-regression analysis showed that older age was a significant contributing factor in the relationship between OSA and mortality. The median study methodological quality was considered high.
Conclusions: OSA is a significant risk factor for all-cause mortality and cardiac mortality. Prevention and treatment strategies to optimise survival and quality of life in individuals with OSA are urgently needed.
Prospero Registration Number: CRD42020164941.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8191609 | PMC |
http://dx.doi.org/10.1136/bmjresp-2020-000656 | DOI Listing |
Sleep Breath
January 2025
Department of Cardiac and Vascular Diseases, Jagiellonian University Medical College, John Paul II Hospital, Prądnicka 80, Kraków, 31-202, Poland.
Background: Obstructive sleep apnoea (OSA) may lead to heart rhythm abnormalities including bradycardia. Our aim was to ascertain clinical and echocardiographic parameters in patients with OSA in whom severe bradycardia was detected in an outpatient setting, as well as to evaluate the efficacy of CPAP therapy on heart rate normalization at the early stages of treatment.
Methods: Fifteen patients mild, moderate or severe OSA and concomitant bradycardia were enrolled.
Urogynecology (Phila)
January 2025
From the Division of Urogynecology & Reconstructive Pelvic Surgery, Department of OB/GYN, Harbor-UCLA Medical Center, Torrance CA.
Importance: Obstructive sleep apnea (OSA) is common but likely underdiagnosed in urogynecology patients with nocturia, and OSA treatment has the potential to improve nocturia symptoms.
Objective: The aim of the study was to assess the effect of implementing a universal screening protocol for OSA in a urogynecology clinic on screening rates, OSA prevalence among patients with nocturia, and symptom improvement following treatment.
Study Design: This was an observational quality improvement study at a urogynecology clinic at a safety-net hospital.
Birth Defects Res
February 2025
National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention, Atlanta, Georgia, USA.
Background: Almost half of individuals born with Down syndrome (DS) have congenital heart defects (CHDs). Yet, little is known about the health and healthcare needs of adults with CHDs and DS. Therefore, we examined comorbidities and healthcare utilization of this population.
View Article and Find Full Text PDFJ Am Heart Assoc
January 2025
Center for Coronary Artery Disease, Division of Cardiology Beijing Anzhen Hospital, Capital Medical University Beijing China.
Background: The circadian rhythm of myocardial infarction (MI) in patients with obstructive sleep apnea (OSA) remains disputable and no studies have directly evaluated the relationship between nocturnal hypoxemia and the circadian rhythm of MI. The aim of the current study was to evaluate the association of OSA and nocturnal hypoxemia with MI onset during the night.
Methods: Patients with MI in the OSA-acute coronary syndrome (ACS) project (NCT03362385) were recruited.
Pak J Med Sci
January 2025
Kailong Gu Department of Geriatric Psychiatry, Huzhou Third Municipal Hospital, The Affiliated Hospital of Huzhou University, Huzhou, Zhejiang Province 313000, China.
Background & Objective: Obstructive sleep apnea (OSA) has been increasingly recognized as a comorbidity in many psychiatric disorders, including bipolar disorder (BD). This study aimed to synthesize existing evidence to determine the frequency of OSA in patients diagnosed with BD and identify potential predictors of its occurrence.
Methods: PubMed, Scopus, CENTRAL (Cochrane Central Register of Controlled Trials), and Google Scholar databases were searched for English-language papers published up from 1 January 1960 to 31 October 2023 that reported incidences of OSA in patients with BP and provided sufficient data for quantitative analysis.
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