Evidence map›Paper›PMID 30379304›Full record

ArticleThe journal of nutrition, health & aging2018

Long and Short Sleep Duration and Physical Frailty in Community-Dwelling Older Adults.

S Nakakubo, H Makizako, T Doi, K Tsutsumimoto, R Hotta, S Lee, S Lee, S Bae, K Makino, T Suzuki and 1 more

Abstract read
In one paragraph

Article in The journal of nutrition, health & aging, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
43citing 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

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

  1. Pooled it
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  3. Sleep and frailty risk: a systematic review and meta-analysis.Sleep & breathing = Schlaf & Atmung · 2020
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  14. Is meeting 24-hour movement guidelines associated with a lower risk of frailty among adults?The international journal of behavioral nutrition and physical activity · 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

11 authors.

S NakakuboSho Nakakubo, Section of Health Promotion, Department of Preventive Gerontology, Center for Gerontology and Social Science, National Center for Geriatrics and Gerontology, Obu, Japan, 7-430, Morioka, Obu, Aichi 474-8511, Japan, Tel: +81-562-44-5651, Fax: +81-562-46-8294 , E-mail: sho-n@ncgg.go.jp.
H Makizako
T Doi
K Tsutsumimoto
R Hotta
S Lee
S Lee
S Bae
K Makino
T Suzuki
H Shimada

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe objective of this study was to investigate whether older adults who have a particularly long sleep duration are likely to exhibit physical frailty, similar to those with a particularly short sleep duration.

designCross-sectional study.

settingThe National Center for Geriatrics and Gerontology - Study of Geriatric Syndromes.

participantsA total of 9,824 older adults (mean age: 73.6 ± 5.5 years, 4,812 men and 5,012 women) met the entry criteria for this study. MEASUREMENTS: We divided the participants into three groups according to self-reported sleep duration (Short: ≤6 h, Mid: 6.1-8.9 h (control), Long: ≥ 9 h). Physical frailty was characterized based on the criteria from the Cardiovascular Health Study. Multinomial logistic regression analysis was performed to evaluate the effect of sleep duration on physical frailty by sex.

resultsAmong all participants, the prevalence of physical frailty was higher in the Short (10.5%) and Long (17.9%) groups than in the Mid (7.4%) group (p < 0.001). Multinomial logistic regression analysis showed that both Short and Long groups had a significantly higher odds ratio (OR) for physical frailty than the Mid group [Short: OR 1.53, 95% confidence interval (CI) 1.26-1.87; Long: OR 2.39, 95% CI 1.90-3.00], even after adjusting for age, educational level, number of medications, body mass index, Mini Mental State Examination score, current smoking and alcohol habits, self-perceived health, and medical history.

conclusionBoth long and short sleep durations were associated with physical frailty. Further studies are required to confirm the effect of sleep duration on the incidence or worsening of physical frailty in older adults.

Indexed as

AgedAged, 80 and overCross-Sectional StudiesFemaleFrail ElderlyFrailtyHumansIncidenceIndependent LivingMalePrevalenceSleepcommunity-dwellingelderlyLong sleeperphysical frailty

Identifiers

PMID30379304
PMCPMC12275589

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.