Traces of Long-Term Care Insurance in the Literature: A Bibliometric Review

Nowadays, factors such as the ageing of the population and the prolongation of life expectancy make it mandatory to create effective social policies by considering the health and care needs of societies. This study evaluates research on long-term care insurance, which is an important determinant of social welfare, through bibliometric analysis, a quantitative research technique. On 25.08.2023, 1497 results were obtained by searching the concept of "long-term care insurance" in the Web of Science database. Because of the analysis, it was observed that the studies on long-term care insurance were distributed between 1984 and 2023. Among 112 different research fields, it was concluded that the most studies were conducted in the field of Gereontology (n=339). "Gerontologist" was the journal that published the highest number of studies (n=76) on long-term care. The National Centre for Geriatrics Gerontology published the most studies (n=103); Ichiro Tsuji is the author of the most studies with 53 publications. The report "2018 Alzheimer’s disease facts and figures" is the most cited study. The study titled “Care-Needs Certification in Long-Term Care Insurance System of Japan”, carried out by Takako Tsutsui and Naoko Muramatsu (2005) independently of institutions, has the most citations. "Long-term care insurance" (n=332), "long-term care" (n=225) and "Japan" (n=104) are among the most frequently used keywords.