Evidence map›Paper›PMID 33807414›Full record

ArticleInternational journal of environmental research and public health2021

Knee Extensor Muscle Strength Is More Important Than Postural Balance for Stair-Climbing Ability in Elderly Patients with Severe Knee Osteoarthritis.

José Casaña, Joaquín Calatayud, Antonio Silvestre, José Sánchez-Frutos, Lars L Andersen, Markus D Jakobsen, Yasmín Ezzatvar, Yasser Alakhdar

Registry-linked trialAbstract read
In one paragraph

Article in International journal of environmental research and public health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07045259 (Effect of Exergaming Program Versus Neuromuscular Exercise on Locomotor and Cognitive Functions in Elderly People With Motor Cognitive Risk Syndrome), which is not on this map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing 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.

NCT07045259 narecruitingnot on this mapstarted 2025, after this paper: background citation

Effect of Exergaming Program Versus Neuromuscular Exercise on Locomotor and Cognitive Functions in Elderly People With Motor Cognitive Risk Syndrome

TypeinterventionalSponsorIstanbul University - CerrahpasaRan2025 to 2026Enrolled60ConditionsMotoric Cognitive Risk Syndrome, Elderly (People Aged 65 or More), Geriatric Patient, ExergamingArmsThe Neuromuscular Exercise Training program, Exergaming Exercise Training
3 · Its place in the literature

Who cites it

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

  1. Pooled it
  2. Trial
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Lower extremity muscle strength equation of older adults assessed by Five Time Sit to Stand Test (FTSST).Hong Kong physiotherapy journal : official publication of the Hong Kong Physiotherapy Association Limited = Wu li chih liao · 2024
    Article
  9. Modified Squat Test for Predicting Knee Muscle Strength in Older Adults.Annals of geriatric medicine and research · 2024
    Article
  10. Article
  11. Article
  12. Article
  13. Review
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.

José CasañaExercise Intervention for Health Research Group (EXINH-RG), Department of Physiotherapy, University of Valencia, 46010 Valencia, Spain.ORCID 0000-0003-4391-960X
Joaquín CalatayudExercise Intervention for Health Research Group (EXINH-RG), Department of Physiotherapy, University of Valencia, 46010 Valencia, Spain.ORCID 0000-0002-8670-8346
Antonio SilvestreDepartment of Orthopaedic Surgery, Clinic Hospital of Valencia, 46010 Valencia, Spain.ORCID 0000-0002-6561-8704
José Sánchez-FrutosDepartment of Physical Therapy, University of Valencia, 46010 Valencia, Spain.
Lars L AndersenNational Research Centre for the Working Environment, 2100 Copenhagen, Denmark.ORCID 0000-0003-2777-8085
Markus D JakobsenNational Research Centre for the Working Environment, 2100 Copenhagen, Denmark.
Yasmín EzzatvarExercise Intervention for Health Research Group (EXINH-RG), Department of Physiotherapy, University of Valencia, 46010 Valencia, Spain.ORCID 0000-0002-9691-5998
Yasser AlakhdarDepartment of Physical Therapy, University of Valencia, 46010 Valencia, Spain.ORCID 0000-0003-2694-2779

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Knee osteoarthritis is a chronic joint disease which damages articular cartilage. In its severe stages, it results in impairments in balance and muscle strength loss, which affect daily life activities such as walking or climbing stairs. This study sought to investigate associated factors with stair-climbing ability in this population, with special interest in measuring the relevance of postural balance for this task. Forty-four patients scheduled to undergo unilateral total knee arthroplasty were assessed. Timed up and go test, stair ascent-descent test, three different isometric strength tests (knee flexion, knee extension and hip abduction), active knee extension and flexion range of movement and static postural balance assessment were evaluated. Spearman's correlation coefficients and multiple linear regression analysis determined the strength of association between the different variables and stair-climbing time. No significant association between the stair-climbing time and static balance was found. Significant associations were found between stair-climbing time and timed up and go (r = 0.71;

Indexed as

Osteoarthritis, KneeAgedHumansKnee JointMuscle StrengthPostural BalanceTime and Motion Studiesagingfallspostural balanceposturographytotal knee arthroplasty

Identifiers

PMID33807414
PMCPMC8037849

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Registered trials

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.