Evidence map›Paper›PMID 30369321›Full record

Trial reportJournal of the American Heart Association2018

Diagnosing and Treating Sleep Apnea in Patients With Acute Cerebrovascular Disease.

Dawn M Bravata, Jason Sico, Carlos A Vaz Fragoso, Edward J Miech, Marianne S Matthias, Rachel Lampert, Linda S Williams, John Concato, Cristina S Ivan, J D Fleck and 10 more

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Journal of the American Heart Association, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

33 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
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  8. Review
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  15. Article
  16. Bidirectional relationships of comorbidity with obstructive sleep apnoea.European respiratory review : an official journal of the European Respiratory Society · 2022
    Review
  17. Review
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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

20 authors.

Dawn M Bravata1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
Jason Sico6 Department of Veterans Affairs Connecticut Healthcare System West Haven CT.
Carlos A Vaz Fragoso6 Department of Veterans Affairs Connecticut Healthcare System West Haven CT.
Edward J Miech1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
Marianne S Matthias1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
Rachel Lampert7 Department of Internal Medicine Yale School of Medicine New Haven CT.
Linda S Williams1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
John Concato6 Department of Veterans Affairs Connecticut Healthcare System West Haven CT.
Cristina S Ivan4 Department of Neurology Indiana University School of Medicine Indianapolis IN.
J D Fleck4 Department of Neurology Indiana University School of Medicine Indianapolis IN.
Lauren Tobias7 Department of Internal Medicine Yale School of Medicine New Haven CT.
Charles Austin1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
Jared Ferguson1 Department of Veterans Affairs (VA) Health Services Research and Development (HSRD) Service Center for Health Information and Communication Indianapolis IN.
Radu Radulescu7 Department of Internal Medicine Yale School of Medicine New Haven CT.
Lynne Iannone7 Department of Internal Medicine Yale School of Medicine New Haven CT.
Susan Ofner12 Department of Biostatistics Indiana University School of Medicine,IUPUI Indianapolis IN.
Stanley Taylor12 Department of Biostatistics Indiana University School of Medicine,IUPUI Indianapolis IN.
Li Qin13 Center for Outcomes Research and Evaluation Yale University Yale-New Haven Hospital New Haven CT.
Christine Won7 Department of Internal Medicine Yale School of Medicine New Haven CT.
H Klar Yaggi7 Department of Internal Medicine Yale School of Medicine New Haven CT.

Funding

Sleep Apnea in TIA: Reducing Cardiovascular Risk with Positive Airway PressureU34HL105285 · NHLBI · YALE UNIVERSITY · PI BRAVATA, DAWN MARIE, YAGGI, HENRY KLAR · 2010 to 2012
$2.1M
Mentoring in Sleep Research and Sleep Interventions in Heart Disease, and StrokeK24HL132093 · NHLBI · YALE UNIVERSITY · PI YAGGI, HENRY KLAR · 2016 to 2020
$336k
NHLBI NIH HHS K24 HL132093NHLBI NIH HHS U34 HL105285
6 · The paper itself

Abstract

Background Obstructive sleep apnea ( OSA ) is common among patients with acute ischemic stroke and transient ischemic attack. We evaluated whether continuous positive airway pressure for OSA among patients with recent ischemic stroke or transient ischemic attack improved clinical outcomes. Methods and Results This randomized controlled trial among patients with ischemic stroke/transient ischemic attack compared 2 strategies (standard or enhanced) for the diagnosis and treatment of OSA versus usual care over 1 year. Primary outcomes were National Institutes of Health Stroke Scale and modified Rankin Scale scores. Among 252 patients (84, control; 86, standard; 82, enhanced), OSA prevalence was as follows: control, 69%; standard, 74%; and enhanced, 80%. Continuous positive airway pressure use occurred on average 50% of nights and was similar among standard (3.9±2.1 mean hours/nights used) and enhanced (4.3±2.4 hours/nights used; P=0.46) patients. In intention-to-treat analyses, changes in National Institutes of Health Stroke Scale and modified Rankin Scale scores were similar across groups. In as-treated analyses among patients with OSA, increasing continuous positive airway pressure use was associated with improved National Institutes of Health Stroke Scale score (no/poor, -0.6±2.9; some, -0.9±1.4; good, -0.3±1.0; P=0.0064) and improved modified Rankin Scale score (no/poor, -0.3±1.5; some, -0.4±1.0; good, -0.9±1.2; P=0.0237). In shift analyses among patients with OSA, 59% of intervention patients had best neurological symptom severity (National Institutes of Health Stroke Scale score, 0-1) versus 38% of controls ( P=0.038); absolute risk reduction was 21% (number needed to treat, 4.8). Conclusions Although changes in neurological functioning and functional status were similar across the groups in the intention-to-treat analyses, continuous positive airway pressure use was associated with improved neurological functioning among patients with acute ischemic stroke/transient ischemic attack with OSA . Clinical Trial Registration URL: http://www.clinicaltrials.gov . Unique identifier: NCT 01446913.

Indexed as

Continuous Positive Airway PressureAdultAgedAged, 80 and overComorbidityFemaleHumansIschemic Attack, TransientMaleMiddle AgedPolysomnographySleep Apnea, ObstructiveStrokeTreatment Outcomeacute ischemic strokesleep apneatransient ischemic attack

Identifiers

PMID30369321
PMCPMC6201384

What OpenQuestion holds

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Registered trials

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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.