Evidence map›Paper›PMID 34366907›Full record

ReviewFrontiers in psychiatry2021

The Different Facets of Heart Rate Variability in Obstructive Sleep Apnea.

Hua Qin, Nicolas Steenbergen, Martin Glos, Niels Wessel, Jan F Kraemer, Fernando Vaquerizo-Villar, Thomas Penzel

Open access · goldAbstract readReview
In one paragraph

Review in Frontiers in psychiatry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 2 pooled it
5.0field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

40 citing papers in PubMed, 2 syntheses or guidelines pooled it, 62 citations in OpenAlex.

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  19. Navigating Cardiovascular Challenges of Obesity: Exploring Preventive Approaches.Endocrine, metabolic & immune disorders drug targets · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 5 institutions in 4 countries.

Hua QinInterdisciplinary Center of Sleep Medicine, Charité-Universitätsmedizin Berlin, Berlin, Germany.
Nicolas SteenbergenImperial College London School of Medicine, London, United Kingdom.
Martin GlosInterdisciplinary Center of Sleep Medicine, Charité-Universitätsmedizin Berlin, Berlin, Germany.
Niels WesselDepartment of Physics, Humboldt Universität zu Berlin, Berlin, Germany.
Jan F KraemerDepartment of Physics, Humboldt Universität zu Berlin, Berlin, Germany.
Fernando Vaquerizo-VillarBiomedical Engineering Group, Universidad de Valladolid, Valladolid, Spain.
Thomas PenzelInterdisciplinary Center of Sleep Medicine, Charité-Universitätsmedizin Berlin, Berlin, Germany.
Charité - Universitätsmedizin Berlin · DEHumboldt-Universität zu Berlin · DEBiomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine · ESImperial College London · GBSaratov State University · RU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Obstructive sleep apnea (OSA), a heterogeneous and multifactorial sleep related breathing disorder with high prevalence, is a recognized risk factor for cardiovascular morbidity and mortality. Autonomic dysfunction leads to adverse cardiovascular outcomes in diverse pathways. Heart rate is a complex physiological process involving neurovisceral networks and relative regulatory mechanisms such as thermoregulation, renin-angiotensin-aldosterone mechanisms, and metabolic mechanisms. Heart rate variability (HRV) is considered as a reliable and non-invasive measure of autonomic modulation response and adaptation to endogenous and exogenous stimuli. HRV measures may add a new dimension to help understand the interplay between cardiac and nervous system involvement in OSA. The aim of this review is to introduce the various applications of HRV in different aspects of OSA to examine the impaired neuro-cardiac modulation. More specifically, the topics covered include: HRV time windows, sleep staging, arousal, sleepiness, hypoxia, mental illness, and mortality and morbidity. All of these aspects show pathways in the clinical implementation of HRV to screen, diagnose, classify, and predict patients as a reasonable and more convenient alternative to current measures.

Indexed as

autonomic dysfunctioncentral autonomic networksfrequency-domain analysisheart rate variabilitynon-linear analysisobstructive sleep apneatime-domain analysistime-window analysis

Identifiers

PMID34366907
PMCPMC8339263
OpenAlexW3188872789

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.