Evidence map›Paper›PMID 40375440›Full record

Trial reportScandinavian journal of medicine & science in sports2025

Effects of Blood-Flow Restricted Resistance Exercise Versus Neuromuscular Exercise on Mechanical Muscle Function in Adults With Chronic Knee Osteoarthritis-A Secondary Analysis From a Randomized Controlled Trial.

Brian Sørensen, S Peter Magnusson, Rene B Svensson, Mikkel H Hjortshoej, Sofie K Hansen, Charlotte Suetta, Christian Couppé, Finn E Johannsen, Per Aagaard

Abstract readRandomized Controlled TrialComparative Study
In one paragraph

Trial report in Scandinavian journal of medicine & science in sports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
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

9 authors.

Brian SørensenDepartment of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense M, Denmark.ORCID https://orcid.org/0000-0002-3322-6044
S Peter MagnussonDepartment of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen (ISMC), Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.ORCID https://orcid.org/0000-0002-4308-5484
Rene B SvenssonDepartment of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen (ISMC), Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.
Mikkel H HjortshoejDepartment of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen (ISMC), Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.ORCID https://orcid.org/0000-0002-9389-9152
Sofie K HansenGeriatric Research Unit, Department of Geriatric and Palliative Medicine, Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.
Charlotte SuettaDepartment of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Christian CouppéDepartment of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen (ISMC), Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.
Finn E JohannsenDepartment of Orthopaedic Surgery, Institute of Sports Medicine Copenhagen (ISMC), Copenhagen University Hospital Bispebjerg-Frederiksberg, Copenhagen, NV, Denmark.
Per AagaardDepartment of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense M, Denmark.

Funding

Aase og Ejnar Danielsens Fond 18-10-0559A.P. Møller og Hustru Chastine Mc-Kinney Møllers Fond til almene Formaal 20-L-0186Fonden for Faglig Udvikling af Speciallægepraksis A2387Fysioterapipraksisfonden R176-A4095Gigtforeningen R181-A6356Helsefonden 20-B-0214
6 · The paper itself

Abstract

Knee osteoarthritis (knee OA) is a prevalent condition worldwide. Globally recognized rehabilitation guidelines for knee OA include patient education and neuromuscular exercises (NEMEX). While heavy-load resistance exercise (70%-90% 1RM) often induces pain with knee OA, low-load exercise (20%-40% 1RM) combined with partial blood-flow restriction (BFR-RE) has been introduced without inducing excessive knee joint pain. The present study aimed to compare the effects of NEMEX and BFR-RE on mechanical muscle function in knee OA individuals. Ninety-six participants (age 56.7 ± 7.6; 47 males, 49 females) with symptomatic, radiographic knee OA were randomized to free-flow land-based NEMEX or unilateral machine-based BFR-RE. Both groups exercised biweekly for 12 weeks while also receiving patient education. Outcomes measured from baseline to 12 weeks included maximal isometric knee extensor strength (MVIC), rate of force development (RFD), maximal leg extensor power (LEP), and cross-sectional area (mCSA) of rectus femoris (RF) and vastus lateralis (VL). Significant (p < 0.01) within-group improvements from baseline to 12 weeks were observed in both groups for MVIC (BFR-RE: +0.4 vs. NEMEX: +0.1 Nm/kg), LEP (+0.6 vs. +0.2 W/kg), mCSA for RF (+1.8 vs. +0.6 cm

Indexed as

Blood Flow Restriction TherapyExercise TherapyOsteoarthritis, KneeResistance TrainingAgedFemaleHumansKnee JointMaleMiddle AgedMuscle, SkeletalMuscle StrengthQuadriceps Muscleblood‐flow restrictionexercisekneeneuromuscularosteoarthritis

Identifiers

PMID40375440
PMCPMC12081943

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.