U.S., Oct. 23 -- ClinicalTrials.gov registry received information related to the study (NCT07890207) titled 'Human-LLM Conversations as a Digital Signature of Cognitive Performance in Adults' on Oct. 18.
Brief Summary: Subtle changes in language are among the early signs of cognitive decline in Alzheimer's disease and related conditions. Researchers are therefore studying whether language can help identify cognitive changes earlier and at larger scale. Conversational AI tools (large language models, or LLMs) such as ChatGPT, Gemini, and Claude are now widely used, including by middle-aged and older adults. A conversation with an AI chatbot is more than a sample of written language: it shows how a person works toward a goal over several exc...