Evidence map›Paper›PMID 39478814›Full record

ArticleFrontiers in medicine2024

The effects of pulsed electromagnetic field therapy on muscle strength and pain in patients with end-stage knee osteoarthritis: a randomized controlled trial.

Qian-Wen Wang, Michael Tim-Yun Ong, Gene Chi-Wai Man, Alfredo Franco-Obregón, Ben Chi-Yin Choi, Pauline Po-Yee Lui, Daniel T P Fong, Ji-Hong Qiu, Xin He, Jonathan Patrick Ng and 1 more

Registry-linked trialAbstract read
In one paragraph

Article in Frontiers in medicine, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05550428 (The Effects of Pulsed Electromagnetic Field Therapy on Patients With End-stage of Knee Osteoarthritis), which is not on this map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing 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.

NCT05550428 naactive not recruitingnot on this map

The Effects of Pulsed Electromagnetic Field Therapy on Patients With End-stage of Knee Osteoarthritis: A Double-blinded Randomized Control Trial

TypeinterventionalSponsorChinese University of Hong KongRan2022 to 2025Enrolled60ConditionsKnee Osteoarthritis, SarcopeniaArmshome-based-exercise, active pulsed electromagnetic field(PEMF)therapy, shame pulsed electromagnetic field(PEMF)therapy
3 · Its place in the literature

Who cites it

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

  1. Pooled it
  2. Trial
  3. Article
  4. Review
  5. Review
  6. Article
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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

11 authors.

Qian-Wen Wang *Department of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Michael Tim-Yun Ong *Department of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Gene Chi-Wai ManDepartment of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Alfredo Franco-ObregónDepartment of Surgery, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
Ben Chi-Yin ChoiDepartment of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Pauline Po-Yee LuiDepartment of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Daniel T P FongSchool of Sport, Exercise and Health Sciences, Loughborough University, Loughborough, United Kingdom.
Ji-Hong QiuSchool of Exercise and Health, Shanghai University of Sport, Shanghai, China.
Xin HeDepartment of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Jonathan Patrick NgDepartment of Orthopaedics and Traumatology, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.
Patrick Shu-Hang YungDepartment of Orthopaedics and Traumatology, Faculty of Medicine, The Chinese University of Hong Kong, Prince of Wales Hospital, Hong Kong, Hong Kong SAR, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Osteoarthritis (OA) of the knee is one of the most common chronic degenerative joint conditions affecting aging population. Aim: To investigate the effectiveness of a combination of home-based exercise and pulsed electromagnetic field (PEMF) therapy to improve muscle strength, physical function, and pain. Methods: Sixty patients were randomly assigned to either home-based exercise alone (control group; Results: Significant improvements in symptomatic knee extension muscle strength (SKE, Conclusion: The combination of PEMF therapy and home-based exercise superiorly improved knee muscle strength and reduced pain in end-stage knee OA subjects and showed a promising tendency to improve performance-based physical function. PEMF therapy was shown to preferentially benefit knee muscle strength in female patients and patients aged over 70 years, whereas male patients were more responsive to PEMF therapy in the form of pain relief. Clinical trial registration: clinicalTrials.gov, NCT05550428.

Indexed as

end-stage knee osteoarthritisknee extensor muscle strengthknee flexor muscle strengthpainPEMF therapy

Identifiers

PMID39478814
PMCPMC11521844

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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.