Evidence map›Paper›PMID 36690475›Full record

ArticleJournal of epidemiology and community health2023

Exploring the associations of daily movement behaviours and mid-life cognition: a compositional analysis of the 1970 British Cohort Study.

John J Mitchell, Joanna M Blodgett, Sebastien Fm Chastin, Barbara J Jefferis, S Goya Wannamethee, Mark Hamer

Abstract read
In one paragraph

Article in Journal of epidemiology and community health, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

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

  1. Pooled it
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  10. Objective physical activity and Alzheimer's disease burden in the population-based Rotterdam Study.Alzheimer's & dementia : the journal of the Alzheimer's Association · 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

6 authors.

John J MitchellPrimary Care and Population Health, University College London, London, UK john.mitchell.12@ucl.ac.uk.ORCID 0000-0002-2719-5536
Joanna M BlodgettInstitute of Sport, Exercise and Health, University College London, London, UK.ORCID 0000-0001-7684-3571
Sebastien Fm ChastinSchool of Health and Life Sciences, Glasgow Caledonian University, Glasgow, UK.ORCID 0000-0003-1421-9348
Barbara J JefferisPrimary Care and Population Health, University College London, London, UK.
S Goya WannametheePrimary Care and Population Health, University College London, London, UK.ORCID 0000-0001-9484-9977
Mark HamerInstitute of Sport, Exercise and Health, University College London, London, UK.

Funding

British Heart Foundation SP/15/6/31397British Heart Foundation SP/F/20/150002Medical Research Council MR/N013867/1
6 · The paper itself

Abstract

backgroundMovement behaviours (eg, sedentary behaviour (SB), moderate and vigorous physical activity (MVPA), light intensity physical activity (LIPA) and sleep) are linked to cognition, yet the relative importance of each component is unclear, and not yet explored with compositional methodologies.

objectiveTo (i) assess the associations of different components of daily movement and participant's overall cognition, memory and executive function, and (ii) understand the relative importance of each individual component for cognition.

methodsThe 1970 British Cohort Study (BCS70) is a prospective birth cohort study of UK-born adults. At age 46, participants consented to wear an accelerometer device and complete tests of verbal memory and executive function. Compositional linear regression was used to examine cross-sectional associations between 24-hour movement behaviours and standardised cognition scores. Isotemporal substitution was performed to model the effect of reallocating time between components of daily movement on cognition.

resultsThe sample comprised 4481 participants (52% female). Time in MVPA relative to SB, LIPA and sleep was positively associated with cognition after adjustments for education and occupational physical activity, but additional adjustment for health status attenuated associations. SB relative to all other movements was robustly positively associated with cognition. Modelling time reallocation between components revealed an increase in cognition centile after MVPA theoretically replaced 9 min of SB (OR=1.31; 95% CI 0.09 to 2.50), 7 min of LIPA (1.27; 0.07 to 2.46) or 7 min of sleep (1.20; 0.01 to 2.39).

conclusionsRelative to time spent in other behaviours, greater MVPA and SB was associated with higher cognitive scores. Loss of MVPA time, given its smaller relative amount, appears most deleterious. Efforts should be made to preserve MVPA time, or reinforce it in place of other behaviours.

Indexed as

CognitionExerciseAccelerometryCohort StudiesCross-Sectional StudiesFemaleHumansMaleMiddle AgedProspective StudiesSleepAGINGCOGNITIONDEMENTIAEXERCISESLEEP

Identifiers

PMID36690475
PMCPMC9933163

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LicenceCC BY-NC
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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.