Knowledge Mapping of Benign Paroxysmal Positional Vertigo from 2002 to 2021: A Bibliometric Analysis.

This article evaluated the current status and focus areas in benign paroxysmal positional vertigo (BPPV) research in the world and to predict the direction of future research. Web of Science Core Collection were searched from January 1, 2002, to December 31, 2021. Bibliometric and statistical analysis were conducted to generate the basic information of the publications. A total of 1255 publications were identified, with an increasing trend in the number of annual number of publications from 2019 to 2021. Otology & Neurotology was the most productive journal. Kim J, Kim C, and Lee J from South Korea were the top 3 productive authors. Seoul National University is the most influential institution. The top 5 cited burst keywords include recurrence, osteoporosis, bone mineral density, vitamin D deficiency, and BPPV. The annual number of publications would continue to grow. The future research of BPPV will concentrate on osteoporosis and recurrence.