To compare the research status of smart aged care platforms at home and abroad by bibliometrics, so as to provide a reference for the smart transformation of Chinese industry of health care for the aged from a macro level.

Web of Science core collection and China National Knowledge Infrastructure (CNKI) were taken as sources to analyze the research progress at home and abroad from 2010 to 2020. The analysis function of the database, VOSviewer and CiteSpace were used to quantitatively analyze and visualize the research situation and hotspots of the smart aged care platform, and perform a qualitative analysis of the included literature.

Totally, 166 articles in English and 78 articles in Chinese were included. The annual number of papers published at home and abroad showed an overall growth trend, and the research field involved multiple disciplines. The keywords that appeared frequently in the research on foreign smart medical care platforms were "assistive technology""elderly""smart home""e-health""telecare", and "rehabilitation". The top five keywords in the ranking of the number of occurrences in China were "smart elderly care""Internet of things""smart home""Internet +" and "combined medical care". Foreign research had become in-depth and diverse in the four aspects of platform technology preparation, functions, privacy and data protection, and effect evaluation.

The development of academic research on the smart aged care platform and its related technologies is steady and diverse. However, compared with foreign countries, there is still a certain gap in content and technology in China. It is necessary to learn from foreign excellent technologies and concepts on the basis of conforming to national conditions to promote the further development of smart medical care platforms.

Bibliometrics; Geriatric nursing; Smart aged care platform; Community-home based older adults