Claude cites 97.8% authoritative health sources, Mayo Clinic top
Study finds Claude prioritizes medical institutions, government, and professional associations for health answers.
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Researchers analyzed 10,038 citations from Claude AI answering 3,075 consumer health questions. Using the Authority Signals Framework, they found 97.8% of citations came from established institutional sources, with medical institutions (36.5%), government resources (31.6%), and professional associations (28.4%) most common. Mayo Clinic alone accounted for 24.7% of all citations. Commercial health sources comprised only 2.2%. As Anthropic positions Claude for HIPAA-ready healthcare applications, these findings establish a baseline for Claude's citation behavior and demonstrate the utility of the Authority Signals Framework for evaluating AI-mediated health information.
- 97.8% of Claude's health citations come from established institutional sources like medical centers, government agencies, and professional associations.
- Mayo Clinic is the single most cited source, accounting for 24.7% of all 10,038 citations analyzed.
- Commercial health sources make up only 2.2% of citations, but over 86% of those include medical review statements.
Why It Matters
Validates Claude's citation credibility for healthcare professionals and patients relying on AI for accurate health information.