Evidence map›Paper›PMID 28649997›Full record

ArticleNature communications2017

Characterizing sleep spindles in 11,630 individuals from the National Sleep Research Resource.

S M Purcell, D S Manoach, C Demanuele, B E Cade, S Mariani, R Cox, G Panagiotaropoulou, R Saxena, J Q Pan, J W Smoller and 2 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 247 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
247citing papers in PubMed, 4 pooled it
14.6field-weighted citation impact, top 1% 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

247 citing papers in PubMed, 4 syntheses or guidelines pooled it, 430 citations in OpenAlex.

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  8. The effects of eszopiclone on sleep spindles and memory consolidation in schizophrenia: a randomized clinical trial.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2020
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187 more citing papers are in PubMed but not listed here.

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

12 authors at 6 institutions in 1 country.

S M PurcellDepartment of Psychiatry, Brigham and Women's Hospital, Boston, Massachusetts 02115, USA.
D S ManoachHarvard Medical School, Boston, Massachusetts 02115, USA.
C DemanueleHarvard Medical School, Boston, Massachusetts 02115, USA.
B E CadeDivision of Sleep and Circadian Disorders, Brigham and Women's Hospital, Boston, Massachusetts 02115, USA.
S MarianiDivision of Sleep and Circadian Disorders, Brigham and Women's Hospital, Boston, Massachusetts 02115, USA.
R CoxHarvard Medical School, Boston, Massachusetts 02115, USA.
G PanagiotaropoulouHarvard Medical School, Boston, Massachusetts 02115, USA.
R SaxenaCenter for Human Genetic Research, Massachusetts General Hospital, Boston, Massachusetts 02114, USA.
J Q PanStanley Center for Psychiatric Research, Broad Institute of Harvard and MIT, Cambridge, Massachusetts 02142, USA.
J W SmollerHarvard Medical School, Boston, Massachusetts 02115, USA.
S RedlineHarvard Medical School, Boston, Massachusetts 02115, USA.
R StickgoldHarvard Medical School, Boston, Massachusetts 02115, USA.
Harvard University · USBrigham and Women's Hospital · USBroad Institute · USMassachusetts General Hospital · USAthinoula A. Martinos Center for Biomedical Imaging · USIcahn School of Medicine at Mount Sinai · US

Funding

The evolution of memories across wake and sleepR01MH048832 · NIMH · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI STICKGOLD, ROBERT · 1993 to 2018
$8.9M
National Sleep Research Resource (NSRR)R24HL114473 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI REDLINE, SUSAN S., ZHANG, GUO-QIANG · 2013 to 2017
$7.5M
Phenotypic and Molecular Signatures for Sleep Apnea and Related MorbiditiesR35HL135818 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI REDLINE, SUSAN S. · 2017 to 2023
$7.2M
Leveraging Family Data to Identify Genetic Variants for Sleep ApneaR01HL113338 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI LIN, XIHONG, REDLINE, SUSAN S. · 2012 to 2016
$4.4M
Mentoring and Research on Cognitive Deficits in SchizophreniaK24MH099421 · NIMH · MASSACHUSETTS GENERAL HOSPITAL · PI MANOACH, DARA S · 2013 to 2017
$850k
Whole Genomic Characterization of Sleep Apnea Traits and Comorbid DisordersK01HL135405 · NHLBI · BRIGHAM AND WOMEN'S HOSPITAL · PI CADE, BRIAN EDMAND · 2017 to 2020
$695k
Crossing White Matter Fibers as an Endophenotype in First-Episode PsychosisR21MH107855 · NIMH · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI SZESZKO, PHILIP R · 2015 to 2016
$464k
Genome-wide association study of sleep spindles and related polysomnography measuresR03MH108908 · NIMH · BRIGHAM AND WOMEN'S HOSPITAL · PI PURCELL, SHAUN M · 2016 to 2017
$192k
NHLBI NIH HHS K01 HL135405NHLBI NIH HHS R01 HL113338NHLBI NIH HHS R24 HL114473NHLBI NIH HHS R35 HL135818NIMH NIH HHS K24 MH099421NIMH NIH HHS R01 MH048832NIMH NIH HHS R03 MH108908NIMH NIH HHS R21 MH107855
6 · The paper itself

Abstract

Sleep spindles are characteristic electroencephalogram (EEG) signatures of stage 2 non-rapid eye movement sleep. Implicated in sleep regulation and cognitive functioning, spindles may represent heritable biomarkers of neuropsychiatric disease. Here we characterize spindles in 11,630 individuals aged 4 to 97 years, as a prelude to future genetic studies. Spindle properties are highly reliable but exhibit distinct developmental trajectories. Across the night, we observe complex patterns of age- and frequency-dependent dynamics, including signatures of circadian modulation. We identify previously unappreciated correlates of spindle activity, including confounding by body mass index mediated by cardiac interference in the EEG. After taking account of these confounds, genetic factors significantly contribute to spindle and spectral sleep traits. Finally, we consider topographical differences and critical measurement issues. Taken together, our findings will lead to an increased understanding of the genetic architecture of sleep spindles and their relation to behavioural and health outcomes, including neuropsychiatric disorders.

Indexed as

AdolescentAdultAgedChildChild, PreschoolElectroencephalographyFemaleHumansLongitudinal StudiesMaleMiddle AgedSleepYoung Adult

Identifiers

PMID28649997
PMCPMC5490197
OpenAlexW2641667423

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.