Evidence map›Paper›PMID 39601421›Full record

ArticleNeurorehabilitation and neural repair2025

Discordance Between Balance Ability and Perception Is Associated With Falls in Parkinson's Disease: A Coordinated Analysis.

Jason K Longhurst, Andrew Hooyman, Merrill R Landers, Martina Mancini, Erika Franzén, Breiffni Leavy, Hanna Johansson, Daniel Peterson

Abstract read
In one paragraph

Article in Neurorehabilitation and neural repair, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

8 authors.

Jason K LonghurstDepartment of Physical Therapy and Athletic Training, Saint Louis University, St. Louis, MO, USA.ORCID 0000-0003-1853-6949
Andrew HooymanSchool of Biological Health Systems Engineering, Arizona State University, Tempe, AZ, USA.
Merrill R LandersDepartment of Physical Therapy, University of Nevada, Las Vegas, NV, USA.ORCID 0000-0002-4234-910X
Martina ManciniDepartment of Neurology, School of Medicine, Oregon Health & Science, Portland, OR, USA.ORCID 0000-0002-4532-3984
Erika FranzénDivision of Physiotherapy, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Women's Health and Allied Health Professional Theme, Karolinska University Hospital, Stockholm, Sweden, Stockholm Sjukhem Foundation, Stockholm, Sweden.ORCID 0000-0001-5520-544X
Breiffni LeavyDivision of Physiotherapy, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Women's Health and Allied Health Professional Theme, Karolinska University Hospital, Stockholm, Sweden, Stockholm Sjukhem Foundation, Stockholm, Sweden.
Hanna JohanssonDivision of Physiotherapy, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Women's Health and Allied Health Professional Theme, Karolinska University Hospital, Stockholm, Sweden, Stockholm Sjukhem Foundation, Stockholm, Sweden.ORCID 0000-0003-3360-5447
Daniel PetersonCollege of Health Solutions, Arizona State University, Tempe, AZ, USA.ORCID 0000-0002-4639-6544

Funding

PERIPHERAL AND CENTRAL POSTURAL DISORDERS IN THE ELDERLYR01AG006457 · NIA · OREGON HEALTH & SCIENCE UNIVERSITY · PI HORAK, FAY BAHLING · 1986 to 2018
$5.2M
Building a data science workforce to improve the reproducibility of rehabilitation researchR25HD105583 · NICHD · UNIVERSITY OF SOUTHERN CALIFORNIA · PI David Nelson Kennedy, Sook-Lei Liew · 2022 to 2026
$812k
NIA NIH HHS R01 AG006457NICHD NIH HHS R25 HD105583RRD VA I01 RX001075
6 · The paper itself

Abstract

backgroundThe congruence or discordance between actual and perceived balance ability has been proposed to be linked to functional outcomes such as falls. However, gaps remain in our ability to quantify discordance, and its relationship to relevant outcomes.

objectiveTo investigate a novel quantification of concordance/discordance between balance performance and perception and determine the relationship to falls among people with Parkinson's disease (PwPD).

methodsData from 244 PwPD were aggregated from 5 previously conducted studies. Variables extracted included age, sex, Activities-Specific Balance Confidence scale (ABC; perceived balance), Timed Up and Go (TUG; balance performance), Movement Disorder Society Unified Parkinson Disease Rating Scale (MDS-UPDRS) part III scores, and retrospective falls (6- or 12-month). Data validation between studies was established. Discordance was quantified as the difference between an individual's predicted ABC, based upon their TUG score, to their reported ABC.

resultsTwo methods for calculating discordance were tested: simple linear regression and segmented regression. As there were no differences between the bootstrap distributions of both approaches (

conclusionsDiscordance between actual and perceived balance was uniquely related to retrospective fall history among PwPD. Clinicians and researchers should consider discordance between actual and perceived balance as a potentially modifiable target to minimize falls.

Indexed as

Accidental FallsParkinson DiseasePerceptionPostural BalanceAgedAged, 80 and overFemaleHumansMaleMiddle AgedRetrospective Studiesbalance confidencefallsfear of fallingmobilityParkinsonperception

Identifiers

PMID39601421
PMCPMC11850210

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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.