Evidence map›Paper›PMID 29247105›Full record

SynthesisBMJ open2017

Association of sleep duration and quality with blood lipids: a systematic review and meta-analysis of prospective studies.

Marlot Kruisbrink, Wendy Robertson, Chen Ji, Michelle A Miller, Johanna M Geleijnse, Francesco P Cappuccio

Erratum issuedAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in BMJ open, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 34 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 3 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

34 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Sleep duration and health outcomes: an umbrella review.Sleep & breathing = Schlaf & Atmung · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Marlot KruisbrinkDivision of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK.
Wendy RobertsonDivision of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK.
Chen JiDivision of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK.
Michelle A MillerDivision of Health Sciences, Warwick Medical School, University of Warwick, Coventry, UK.
Johanna M GeleijnseDivision of Human Nutrition, Wageningen University, Wageningen, The Netherlands.
Francesco P CappuccioESH Centre of Excellence in Hypertension & Cardiometabolic Research, University Hospitals Coventry & Warwickshire NHS Trust, Coventry, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo assess the longitudinal evidence of the relationships between sleep disturbances (of quantity and quality) and dyslipidaemia in the general population and to quantify such relationships.

settingSystematic review and meta-analysis following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines.

methodsWe performed a systematic search of PubMed and Embase (up to 9 September 2017), complemented with manual searches, of prospective population studies describing the association between sleep duration and quality and the incidence of dyslipidaemias. Relative risks (95% CIs) were extracted and pooled using a random effects model. Subgroup analyses by lipid type were performed. Heterogeneity and publication bias were also assessed. Quality was assessed with Downs and Black score.

participantsStudies were included if they were prospective, had measured sleep quantity and/or quality at baseline and either incident cases of dyslipidaemia or changes in blood lipid fractions assessed prospectively. PRIMARY OUTCOME MEASURES: Incidence of dyslipidaemia and changes in lipid fractions. Dyslipidaemia was defined as a high total cholesterol, triglycerides, low-density lipoprotein cholesterol or low high-density lipoprotein cholesterol compared with the reference group.

resultsThirteen studies were identified (eight using sleep duration, four sleep quality and one both). There was heterogeneity in the sleep quality aspects and types of lipids assessed. Classification of sleep duration (per hour/groups) also varied widely. In the pooled analysis of sleep duration (6 studies, 16 cohort samples; 30 033 participants; follow-up 2.6-10 years), short sleep was associated with a risk of 1.01 (95% CI 0.93 to 1.10) of developing dyslipidaemia, with moderate heterogeneity (I

conclusionThe present analysis was unable to find supportive evidence of a significant relationship between sleep duration and the development of dyslipidaemia. However, heterogeneity and small number of studies limit the interpretation. PROSPERO REGISTRATION NUMBER: CRD42016045242.

Indexed as

HumansHyperlipidemiasLipidsRisk AssessmentSleepSleep Wake DisordersLipidsblood lipidscholesterolmeta-analysissleep durationsleep qualitysystematic review

Identifiers

PMID29247105
PMCPMC5735405

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.