Purpose/Significance To compare the similarities and differences presented by the central and local policy themes of smart health and elderly care under the background of medical support integration, and to summarize the trend of policy themes change. Method/Process Policies related to smart health and elderly care issued by the central government and the governments of Yangtze River Delta are collected. The structural topic model is used to identify the themes emerging from the policies, and the influence of the central/local and year covariates on the themes is analyzed.Result/Conclusion The research results show that the themes of smart health and elderly care policy can be grouped into four categories. Compared to the central government, the governments of Yangtze River Delta are more inclined to release policies on topics related to smart health and elderly care pilot demonstration and smart health and elderly care industry.