ArticleRadiology2022
Role of Thigh Muscle Changes in Knee Osteoarthritis Outcomes: Osteoarthritis Initiative Data.
Article in Radiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers, 2 of them syntheses that pooled it.
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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.
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.
Who cites it
48 citing papers in PubMed, 2 syntheses or guidelines pooled it, 77 citations in OpenAlex.
- Intramuscular Fat Infiltration and Knee Osteoarthritis: A Systematic Review and Meta-Analysis.Physiotherapy research international : the journal for researchers and clinicians in physical therapy · 2026Pooled it
- Association between imbalanced lower extremity muscle quality and the development of knee osteoarthritis: a Systematic Review and meta-analysis.Frontiers in physiology · 2026Pooled it
- 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.Scandinavian journal of medicine & science in sports · 2025Trial
- The Efficacy of Acupuncture, Exercise Rehabilitation, and Their Combination in the Treatment of Knee Osteoarthritis: A Randomized Controlled Trial.Journal of pain research · 2024Trial
- Association of thigh muscle status and longitudinal changes assessed by MRI with subsequent total hip arthroplasty: insights from the osteoarthritis initiative.Arthroplasty (London, England) · 2026Article
- Thigh muscle volume change is associated with longitudinal structural and functional knee osteoarthritis progression - Data from the osteoarthritis initiative.Osteoarthritis and cartilage open · 2026Article
- Temporalis muscle biomarkers from routine brain MRI and risk of dementia in two independent cohorts.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026Article
- Correlation study of infrapatellar fat pad EI in assessing clinical symptoms of knee osteoarthritis.Scientific reports · 2026Article
- Radiomics-based nomogram using digital radiography for early diagnosis of knee osteoarthritis.La Radiologia medica · 2026Article
- Reliability of quadriceps and hamstring muscle stiffness measured by ultrasound shear wave elastography in patients with knee osteoarthritis.BMC musculoskeletal disorders · 2026Article
- Factors associated with early swelling after total knee arthroplasty and poor venous return : the impact of quadriceps strength, activity and preoperative anticoagulation.BMC musculoskeletal disorders · 2026Observational
- Smartphone-derived joint angular velocities in sit-to-stand motion provide a spatiotemporal marker for symptomatic knee osteoarthritis.Communications medicine · 2026Article
- Clinical validation of fully automated (peri-)articular tissue analysis for assessing osteoarthritis progression: A narrative review.Osteoarthritis and cartilage open · 2026Review
- A Novel Concept of Tissue Micro-Instability as the Underlying Mechanism of Osteophytosis in Human Knee Osteoarthritis.Biomedicines · 2026Article
- Multimodal magnetic resonance imaging of the vastus medialis for quantitative diagnosis and grading in early-stage knee osteoarthritis and its correlation with severity.Scientific reports · 2026Article
- Feasibility of neurite oriented diffusion and density imaging in thigh skeletal muscle of volunteers with knee pain: relationship with proton density fat fraction: a cross-sectional study.BMC medical imaging · 2026Article
- Article
- MRI-based radiomics to determine the role of thigh muscle quality in the development of knee osteoarthritis: A discovery and validation study.Journal of advanced research · 2026Article
- Sarcopenia severity and its prognostic value for structural and functional progression in elderly patients with knee osteoarthritis: a 24-month retrospective cohort study.American journal of translational research · 2026Article
- Higher Prevalence of Sarcopenia in Knee Osteoarthritis and Its Association with Femoral Intercondylar Cartilage Thickness and Functional Outcomes.Life (Basel, Switzerland) · 2025Article
Corrections and comments
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Authors and funding
11 authors at 3 institutions in 3 countries.
Funding
Abstract
Background Longitudinal data on the association of quantitative thigh muscle MRI markers with knee osteoarthritis (KOA) outcomes are scarce. These associations are of clinical importance, with potential use for thigh muscle-directed disease-modifying interventions. Purpose To measure KOA-associated longitudinal changes in MRI-derived muscle cross-sectional area (CSA) and adipose tissue and their association with downstream symptom worsening and knee replacement (KR). Materials and Methods In a secondary analysis of the Osteoarthritis Initiative multicenter prospective cohort (February 2004 through October 2015), knees of participants with available good-quality thigh MRI scans at baseline and at least one follow-up visit were included and classified as with and without KOA according to baseline radiographic Kellgren-Lawrence grade of 2 or higher and matched for confounders with use of propensity score matching. An automated deep learning model for thigh MRI two-dimensional segmentation was developed and tested. Markers of muscle CSA and intramuscular adipose tissue (intra-MAT) were measured at baseline and 2nd- and 4th-year follow-up (period 1) and compared between knees with and without KOA by using linear mixed-effect regression models. Furthermore, in knees with KOA, the association of period 1 changes in muscle markers with risk of KR (Cox proportional hazards) and symptom worsening (mixed-effect models) during the 4th to 9th year (period 2) was evaluated. Results This study included 4634 matched thighs (2317 with and 2317 without KOA) of 2344 participants (mean age, 62 years ± 9 [SD]; 1292 women). Compared with those without, knees with KOA had a decrease in quadriceps CSA (mean difference, -8.21 mm
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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.