Evidence map›Paper›PMID 26403099›Full record

ArticleJournal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology2015

Older adults utilize less efficient postural control when performing pushing task.

Yun-Ju Lee, Bing Chen, Alexander S Aruin

Abstract read
In one paragraph

Article in Journal of electromyography and kinesiology : official journal of the International Society of Electrophysiological Kinesiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed, 1 synthesis or guideline 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

3 authors.

Yun-Ju LeeUniversity of Illinois at Chicago, Chicago, IL 60612, United States. Electronic address: leeyunju@uic.edu.
Bing ChenUniversity of Illinois at Chicago, Chicago, IL 60612, United States.
Alexander S AruinUniversity of Illinois at Chicago, Chicago, IL 60612, United States.

Funding

The role of anticipatory postural adjustments in balance control of older adultsR03HD064838 · NICHD · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ARUIN, ALEXANDER S · 2011 to 2012
$151k
NICHD NIH HHS HD064838NICHD NIH HHS R03 HD064838PHS HHS H133P110004
6 · The paper itself

Abstract

The ability to maintain balance deteriorates with increasing age. The aim was to investigate the role of age in generation of anticipatory (APA) and compensatory (CPA) postural adjustments during pushing an object. Older (68.8 ± 1.0 years) and young adults (30.1 ± 1.4 years) participated in the experiment involving pushing an object (a pendulum attached to the ceiling) using both hands. Electrical activity of six leg and trunk muscles and displacements of the center of pressure (COP) were recorded and analyzed during the APA and CPA phases. The onset time, integrals of muscle activity, and COP displacements were determined. In addition, the indexes of co-activation and reciprocal activation of muscles for the shank, thigh, and trunk segments were calculated. Older adults, compared to young adults, showed less efficient postural control seen as delayed anticipatory muscle onset times and delayed COP displacements. Moreover, older adults used co-activation of muscles during the CPA phase while younger subjects utilized reciprocal activation of muscles. The observed diminished efficiency of postural control during both anticipatory and compensatory postural adjustments observed in older adults might predispose them to falls while performing tasks involving pushing. The outcome provides a background for future studies focused on the optimization of the daily activities of older adults.

Indexed as

MovementPostural BalanceAdultAgedAgingFemaleHumansMaleMuscle ContractionMuscle, SkeletalAgingAnticipatoryCompensatoryMuscle activityPushing

Identifiers

PMID26403099
PMCPMC4658238

What OpenQuestion holds

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Read underepoch 390

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.