ArticleExperimental and therapeutic medicine2018
Clinical therapy of hyaluronic acid combined with platelet-rich plasma for the treatment of knee osteoarthritis.
Article in Experimental and therapeutic medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06636695 (Clinical Efficacy of Platelet-Rich Plasma and Hyaluronic Acid Versus Hyaluronic Acid for Knee Osteoarthritis With MRI Analysis), which is not on this map. Cited by 65 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.
Clinical Efficacy of Platelet-Rich Plasma and Hyaluronic Acid Versus Hyaluronic Acid for Knee Osteoarthritis With MRI Analysis: A Randomized Controlled Trial
Who cites it
65 citing papers in PubMed, 16 syntheses or guidelines pooled it, 108 citations in OpenAlex.
- Assessment of adverse events and safety associated with intra-articular platelet-rich plasma injections compared to other injectates for knee osteoarthritis: A systematic review and meta-analysis.PM & R : the journal of injury, function, and rehabilitation · 2026Pooled it
- Comparative efficacy of platelet-rich plasma monotherapy versus combination therapies for knee osteoarthritis: a systematic review and network meta-analysis.Journal of orthopaedic surgery and research · 2026Pooled it
- Leukocyte-rich versus leukocyte-poor platelet-rich plasma and hyaluronic acid for knee osteoarthritis: a systematic review and network meta-analysis.Journal of orthopaedic surgery and research · 2026Pooled it
- Intra-articular injections of platelet-rich plasma combined with hyaluronic acid versus platelet-rich plasma alone in the treatment of knee osteoarthritis: a systematic review and meta-analysis.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2025Pooled it
- Comparison of hyaluronic acid and platelet-rich plasma in knee osteoarthritis: a systematic review.BMC musculoskeletal disorders · 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
- A meta-analysis and systematic review of the clinical efficacy and safety of platelet-rich plasma combined with hyaluronic acid (PRP + HA) versus PRP monotherapy for knee osteoarthritis (KOA).Journal of orthopaedic surgery and research · 2025Pooled it
- Pooled it
- Intra-articular hyaluronic acid and platelet-rich plasma as monotherapy or combination therapy in knee osteoarthritis?Regenerative medicine · 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
- The Influence of Industry Affiliation on Randomized Controlled Trials of Platelet-Rich Plasma for Knee Osteoarthritis.The American journal of sports medicine · 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
- Pooled it
- Efficacy and Safety of Intra-Articular Platelet-Rich Plasma in Osteoarthritis Knee: A Systematic Review and Meta-Analysis.BioMed research international · 2021Pooled it
- Platelet-rich plasma versus hyaluronic acid in the treatment of knee osteoarthritis: a meta-analysis.Journal of orthopaedic surgery and research · 2020Pooled it
- Effects and safety of the combination of platelet-rich plasma (PRP) and hyaluronic acid (HA) in the treatment of knee osteoarthritis: a systematic review and meta-analysis.BMC musculoskeletal disorders · 2020Pooled it
- Efficacy and safety of a combination of platelet-rich plasma with non-crosslinked hyaluronic acid versus a crosslinked hyaluronic acid, in single-injection for knee osteoarthritis. Randomized, controlled, multicenter, non-inferiority trial.BMC musculoskeletal disorders · 2026Trial
- Efficacy of intra-articular injection of combined platelet-rich-plasma (PRP) and hyaluronic acid (HA) in knee degenerative joint disease: a prospective, randomized, double-blind clinical trial.Archives of orthopaedic and trauma surgery · 2024Trial
- Autologous microfragmented adipose tissue and leukocyte-poor platelet-rich plasma combined with hyaluronic acid show comparable clinical outcomes for symptomatic early knee osteoarthritis over a two-year follow-up period: a prospective randomized clinical trial.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2023Trial
- Comparing efficacy of a single intraarticular injection of platelet-rich plasma (PRP) combined with different hyaluronans for knee osteoarthritis: a randomized-controlled clinical trial.BMC musculoskeletal disorders · 2022Trial
5 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
4 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Knee osteoarthritis is the most common degenerative disease of the joints caused by articular cartilage injury, degradation of the joint edge and subchondral bone hyperplasia. Various treatments are used to alleviate the symptoms of patients with knee osteoarthritis, including analgesics and intra-articular injections. Platelet-rich plasma (PRP) is an autologous and multifunctional platelet concentrate of the blood, which stimulates the cartilage healing process and improves the damage caused by articular disease. Hyaluronic acid (HA) is an effective treatment for patients with knee osteoarthritis. In the current study, the effectiveness of PRP and HA combination therapy administered via intra-articular injections for patients with knee osteoarthritis was analyzed. A total of 360 patients with knee osteoarthritis were randomized into four different treatment groups as follows: Double-blind treatment with PRP (2-14 ml); double-blind treatment with HA (0.1-0.3 mg); combination therapy of PRP and HA; and placebo groups. Following treatment, all patients were evaluated using the Western Ontario and McMaster Universities Arthritis Index (WOMAC) and Common Toxicity Criteria. The most common treatment-emergent adverse events were hypertension and proteinuria. The current study demonstrated that PRP and HA treatment significantly improved arthralgia, and PRP treatment was determined to be significantly more effective than HA treatment using the WOMAC pain score (P<0.05). PRP and HA combination treatment significantly improved arthralgia, reduced humoral and cellular immune responses and promoted angiogenesis, which improved the patients' histological parameters compared with PRP or HA treatment alone. These results suggested that PRP and HA combination treatment may be a potential treatment option for patients with knee osteoarthritis in the future.
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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.