Evidence map›Paper›PMID 21892668›Full record

ArticleSleep & breathing = Schlaf & Atmung2012

Association between weight gain, obesity, and sleep duration: a large-scale 3-year cohort study.

Daiki Kobayashi, Osamu Takahashi, Gautam A Deshpande, Takuro Shimbo, Tsuguya Fukui

Registry-linked trialAbstract read
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In one paragraph

Article in Sleep & breathing = Schlaf & Atmung, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04636112 (Effects of Sleep Habits on Acute Myocardial Infarction Risk and Severity of Coronary Artery Disease in Chinese Population), which is not on this map. Cited by 45 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 2 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.

NCT04636112 completednot on this mapstarted 2019, after this paper: background citation

Effects of Sleep Habits on Acute Myocardial Infarction Risk and Severity of Coronary Artery Disease in Chinese Population

TypeobservationalSponsorThe First Affiliated Hospital with Nanjing Medical UniversityRan2019 to 2020Enrolled873ConditionsSleep Disorder, Acute Myocardial Infarction
3 · Its place in the literature

Who cites it

45 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

5 authors.

Daiki KobayashiDivision of General Internal Medicine, Department of Medicine, St. Luke's International Hospital, Tokyo, Japan. daikoba@luke.or.jp
Osamu Takahashi
Gautam A Deshpande
Takuro Shimbo
Tsuguya Fukui

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivePrevious research suggests that sleep duration is associated with obesity and weight gain. However, the majority of these studies are of cross-sectional design, with only a few cohort studies. In order to validate previous findings in a more real-world context, we evaluated the association between sleep duration, obesity, and weight gain in a large, 3-year cohort study.

methodsA retrospective cohort study was conducted involving 21,469 apparently healthy individuals aged 20 years or older who underwent annual health check-ups at the Center for Preventive Medicine, St. Luke's International Hospital, between 2005 and 2008. The participants were divided into four groups according to their self-reported average nightly sleep duration (≤5, 6, 7, and ≥8 h). We identified individuals with obesity (body mass index ≥25 kg/m(2)) and weight gain. Multivariate linear regression analysis and logistic regression analysis were used to explore the association between these variables and sleep duration, adjusting for age, gender, alcohol consumption, current smoking, past medical history, and level of physical activity.

resultsCompared with those who slept 7 h, the individuals who slept ≤5 h night were more likely to experience weight gain (β coefficient = 0.03; 95% CI = 0.03-1.1) and to become obese (OR = 1.5; 95% CI = 1.1-2.0). No significant difference was seen between subjects who slept more than 8 h and those sleeping 7 h (OR = 1.3; 95% CI = 0.9-1.8).

conclusionShort sleep (≤5 h) is significantly associated with weight gain and obesity in both male and female adults.

Indexed as

Weight GainAdultBody Mass IndexCohort StudiesComorbidityCross-Sectional StudiesFemaleHealth BehaviorHumansJapanMaleMass ScreeningMiddle AgedMultivariate AnalysisObesityOdds Ratio

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Registered trials

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.