Evidence map›Paper›PMID 37647710›Full record

ArticleGait & posture2023

Uneven surface and cognitive dual-task independently affect gait quality in older adults.

Anisha Suri, Jessie VanSwearingen, Caterina Rosano, Jennifer S Brach, Mark S Redfern, Ervin Sejdić, Andrea L Rosso

Abstract read
In one paragraph

Article in Gait & posture, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–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

9 citing papers in PubMed.

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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

7 authors.

Anisha SuriDepartment of Electrical and Computer Engineering, Swanson School of Engineering, University of Pittsburgh, PA, USA.
Jessie VanSwearingenDepartment of Physical Therapy, School of Rehabilitation Sciences, University of Pittsburgh, PA, USA.
Caterina RosanoDepartment of Epidemiology, School of Public Health, University of Pittsburgh, PA, USA.
Jennifer S BrachDepartment of Physical Therapy, School of Rehabilitation Sciences, University of Pittsburgh, PA, USA.
Mark S RedfernDepartment of Bioengineering, Swanson School of Engineering, University of Pittsburgh, PA, USA.
Ervin SejdićDepartment of Electrical and Computer Engineering, Swanson School of Engineering, University of Pittsburgh, PA, USA; The Edward S. Rogers Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada; North York General Hospital, Toronto, ON, Canada.
Andrea L RossoDepartment of Epidemiology, School of Public Health, University of Pittsburgh, PA, USA. Electronic address: alr143@pitt.edu.

Funding

VARIABILITY, STABILITY & SMOOTHNESS OF WALKINGP30AG024827 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Caterina Rosano · 2004 to 2026
$28.6M
Mild Cognitive Impairment: A Prospective Community StudyR01AG023651 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GANGULI, MARY · 2005 to 2020
$27.1M
Roles of Gray Matter Brain Aging and Small Vessel Disease in AD PathophysiologyRF1AG025516 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI AIZENSTEIN, HOWARD J, VILLEMAGNE, VICTOR LUIS · 2014 to 2021
$9.0M
Neurobiological drivers of mobility resilience: the dopaminergic systemU01AG061393 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI BOHNEN, NICOLAAS IDA, ROSANO, CATERINA · 2018 to 2022
$6.2M
Task Specific Timing and Coordination Exercises to Improve Mobility in Older AdultsR01AG045252 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI BRACH, JENNIFER S · 2015 to 2019
$2.7M
Restoring Central Motor Control to Improve Community Mobility of Older AdultsR01AG057671 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ROSSO, ANDREA L · 2018 to 2021
$2.5M
Environmental Challenges and the Aging Brain: Implications for Community MobilityK01AG053431 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ROSSO, ANDREA L · 2016 to 2020
$509k
NIA NIH HHS K01 AG053431NIA NIH HHS L30 AG048465NIA NIH HHS P30 AG024827NIA NIH HHS R01 AG023651NIA NIH HHS R01 AG045252NIA NIH HHS R01 AG057671NIA NIH HHS RF1 AG025516NIA NIH HHS U01 AG061393
6 · The paper itself

Abstract

backgroundReal-world mobility involves walking in challenging conditions. Assessing gait during simultaneous physical and cognitive challenges provides insights on cognitive health. RESEARCH QUESTION: How does uneven surface, cognitive task, and their combination affect gait quality and does this gait performance relate to cognitive functioning?

methodsCommunity-dwelling older adults (N = 104, age=75 ± 6 years, 60 % females) performed dual-task walking paradigms (even and uneven surface; with and without alphabeting cognitive task (ABC)) to mimic real-world demands. Gait quality measures [speed(m/s), rhythmicity(steps/minute), stride time variability (%), adaptability (m/s

resultsNo interaction effects between surface and cognitive task were found. Uneven surface reduced gait speed(m/s) (β = -0.07). Adjusted for speed, uneven surface reduced gait smoothness (β = -0.27) and increased regularity (β = 0.09), Tukey p < .05, for even vs uneven and even-ABC vs uneven-ABC. Cognitive task reduced gait speed(m/s) (β = -0.12). Adjusted for speed, cognitive task increased variability (β = 7.60), reduced rhythmicity (β = -6.68) and increased regularity (β = 0.05), Tukey p < .05, for even vs even-ABC and uneven vs uneven-ABC. With demographics as covariates, gait speed was not associated with cognition. Gait quality [lower variability during even-ABC (ρ SIGNIFICANCE: Surface and cognitive walking tasks independently affected gait quality. Our study with high-functioning older adults suggests that task-related changes in gait quality are related to subtle changes in cognitive functioning.

Indexed as

GaitWalkingAgedAged, 80 and overCognitionExecutive FunctionFemaleHumansMaleWalking SpeedAccelerometryCognitive functionDual tasksGaitHealthy aging

Identifiers

PMID37647710
PMCPMC10591986

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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.