ReviewArchives of orthopaedic and trauma surgery2021
Comparison between intra-articular infiltrations of placebo, steroids, hyaluronic and PRP for knee osteoarthritis: a Bayesian network meta-analysis.
Review in Archives of orthopaedic and trauma surgery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 84 papers, 16 of them syntheses that pooled 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.
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.
Corticosteroid vs Platelet-Rich Plasma Intra-articular Injections in the Treatment of Knee Osteoarthritis in Patients Fifty Years and Older: a Look at Pain and Functional Outcomes at a Single Institution.
Investigating Orthobiologics After Platelet-Rich Plasma and Photobiomodulation Treatment of Knee Osteoarthritis
Who cites it
84 citing papers in PubMed, 16 syntheses or guidelines pooled it, 152 citations in OpenAlex.
- No significant short-term advantages of corticosteroids-augmented intra-articular injections of hyaluronic acid for knee osteoarthritis : A meta-analysis.Orthopadie (Heidelberg, Germany) · 2026Pooled it
- Intra-articular injections for shoulder arthritis in adults: a systematic review.European journal of medical research · 2025Pooled it
- Efficacy, safety, and pain management of low-dose radiation therapy in osteoarthritis: a comprehensive systematic review and meta-analysis.Rheumatology international · 2025Pooled it
- Intra-articular Hyaluronic Acid Injections May Be Beneficial in Patients with Less Advanced Knee Osteoarthritis: A Systematic Review of Randomised Controlled Trials.Sports medicine (Auckland, N.Z.) · 2025Pooled it
- Placebo Effect Sizes in Clinical Trials of Knee Osteoarthritis Using Intra-Articular Injections of Biologic Agents.Arthritis care & research · 2025Pooled it
- Intra-articular hyaluronic acid injections for hip osteoarthritis: a level I systematic review.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2025Pooled it
- Long-term effectiveness of intra-articular injectables in patients with knee osteoarthritis: a systematic review and Bayesian network meta-analysis.Journal of orthopaedic surgery and research · 2025Pooled it
- Intra-articular injections of hyaluronic acid versus plasma rich in growth factors (PRGF) for knee osteoarthritis: a meta-analysis of randomised controlled trials : A meta-analysis.Orthopadie (Heidelberg, Germany) · 2025Pooled it
- Platelet-rich Plasma for the Treatment of Neuropathic Pain: A Systematic Review.Current drug research reviews · 2025Pooled it
- Similar efficacy of intra-articular hyaluronic acid injections and other biologically active injections in patients with early stages knee osteoarthritis: a level I meta-analysis.Archives of orthopaedic and trauma surgery · 2024Pooled it
- Intra-articular injections of ozone versus hyaluronic acid for knee osteoarthritis: a level I meta-analysis.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2024Pooled it
- Efficacy and safety of platelet-rich plasma and hyaluronic acid combination therapy for knee osteoarthritis: a systematic review and meta-analysis.Archives of orthopaedic and trauma surgery · 2024Pooled it
- Platelet lysate for the treatment of osteoarthritis: a systematic review of preclinical and clinical studies.Musculoskeletal surgery · 2024Pooled it
- Efficacy and safety of corticosteroids, hyaluronic acid, and PRP and combination therapy for knee osteoarthritis: a systematic review and network meta-analysis.BMC musculoskeletal disorders · 2023Pooled it
- Efficacy and safety of platelet-rich plasma combined with hyaluronic acid versus platelet-rich plasma alone for knee osteoarthritis: a systematic review and meta-analysis.Journal of orthopaedic surgery and research · 2022Pooled it
- Cell therapies for chondral defects of the talus: a systematic review.Journal of orthopaedic surgery and research · 2022Pooled it
- [Functionality/isokinetic work of quadriceps in patients with gonarthrosis managed with prolotherapy].Revista medica del Instituto Mexicano del Seguro Social · 2023Trial
- Platelet-rich plasma (PRP) in osteoarthritis (OA) knee: Correct dose critical for long term clinical efficacy.Scientific reports · 2021Trial
- Targeting the FoxO-ferroptosis axis: mechanistic insights into Saikosaponin A-mediated protection against cartilage degeneration in osteoarthritis.Clinical rheumatology · 2026Article
- PRKACB Attenuates Chondrocyte Loss and Inflammation in Osteoarthritis.Immunity, inflammation and disease · 2026Article
24 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
8 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
introductionRegarding the efficacy of intra-articular injections of platelet-rich plasma, hyaluronic acid and corticosteroids, current evidence is controversial. The superiority of one technique over another is questioned and debates are ongoing. The purpose of the present study was to compare and investigate the efficacy of these intra-articular infiltrations in patients with knee osteoarthritis (OA). A Bayesian network meta-analysis of randomized clinical trials (RCTs) was conducted comparing patient outcomes at 3, 6 and 12-months of follow-up. MATERIALS AND
methodsThis Bayesian network meta-analysis was conducted according to the PRISMA extension statement for reporting systematic reviews incorporating network meta-analyses of health care interventions. All the RCTs comparing the outcomes of two or more intra-articular infiltrations of interest for knee OA were considered for inclusion. The outcomes of interest were the WOMAC and VAS scores. The network meta-analyses were performed using the STATA routine for Bayesian hierarchical random-effects models.
resultsData from 30 RCTs (3463 patients) were collected. At 3-months follow-up, PRP showed the best WOMAC scores, followed by the Placebo, CCS and HA. At 6-months follow-up, PRP showed the best WOMAC scores, followed by HA, CCS and Placebo. At 12-months follow-up, PRP showed the best WOMAC scores, followed by the Placebo, HA and CCS. At 3-months follow-up, the PRP showed the best VAS scores, followed by CCS, HA and Placebo. At 6-months follow-up, PRP showed the best VAS scores, followed by CCS, Placebo and HA. At 12-months follow-up, the PRP showed the best VAS scores, followed by CCS, Placebo and HA.
conclusionIntra-articular injections of PRP demonstrated the best overall outcome compared to steroids, hyaluronic acid and placebo for patients with knee osteoarthrosis at 3, 6 and 12-months follow-up. Among CCS, hyaluronic acid and placebo, no discrepancies were detected. LEVEL OF EVIDENCE: I, Bayesian network meta-analysis of RCTs.
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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.