Trends of the publications of platelet-rich plasma use in osteoarthritis knee – A PubMed and Scopus bibliometric analysis

Objectives: Bibliometrics is being used to assess the quantity and quality of scientific research output. This study is aimed to evaluate the worldwide research productivity in the field of platelet-rich plasma (PRP) use in osteoarthritis (OA) knee. Materials and Methods: Scopus and PubMed databases were searched to identify published articles on PRP and OA knee. The contributions of authors, countries, institutions, and collaborations across the world were analyzed. The top journals publishing in this field were analyzed for the citations and other parameters. Results: Total publications on this topic were 1309 in Scopus and 921 in PubMed, and the yearly average of publication numbers has seen a steady increase over the past 10 years. Top journal in terms of number of articles and citations was Arthroscopy and AJSM, respectively. Osteoarthritis and Cartilage published the maximum preclinical studies. Kon E emerges to be the leading author in both the databases. Original clinical research articles (15.31% and 22.15%) are less compared to review articles (34.6% and 28.3%) in both PubMed and Scopus, respectively. The largest number of articles in this field was from the USA and six of the top 10 productive universities were also from the USA. Conclusion: There has been a rapid increase in the scientific research productivity in the past 10 years and this topic has gained attention in the recent past. There is a need for more clinical trials in this field.