VELOCITY · 35% of composite
Mayo Clinic vs U.S. National Institutes of Health — Velocity
How often tier-1 publications and AI engines cite each source per week — the most volatile sub-score.
Verdict
U.S. National Institutes of Health outscores Mayo Clinic on Citation Velocity by 8 points (A+ · 96 vs A · 88).
Health
Mayo Clinic
mayoclinic.org
A·88
Rank #33 of 130 on Velocity
Default health-information citation in AI-engine queries; heavy media + clinician cross-cite.
Higher Velocity
Government
U.S. National Institutes of Health
nih.gov
A+·96
Rank #1 of 130 on Velocity
Default biomedical citation source for AI engines + journalism; NIH press releases cited globally.
Global rank · Velocity
Why these Velocity scores
Mayo ClinicA·88
Velocity · 88/100
Default health-information citation in AI-engine queries; heavy media + clinician cross-cite.
U.S. National Institutes of HealthA+·96
Velocity · 96/100
Default biomedical citation source for AI engines + journalism; NIH press releases cited globally.
Signals behind the Velocity score
Mayo Clinic
- AI-engine defaultPrimary citation surfaced by ChatGPT/Claude/Perplexity for symptom + condition queries.
U.S. National Institutes of Health
- Pandemic-era cite rateSpiked 10x during COVID; sustained elevated baseline.
Other dimensions for Mayo Clinic vs U.S. National Institutes of Health
Other Velocity comparisons
Wikipedia (English) vs Encyclopædia BritannicaThe New York Times vs The Washington PostAssociated Press vs ReutersFinancial Times vs The Wall Street JournalNature vs ScienceNew England Journal of Medicine vs The LancetarXiv vs PubMedDOI (CrossRef Resolver) vs Semantic ScholarForeign Affairs vs The EconomistBBC News vs The GuardianAl Jazeera English vs BBC NewsBBC News vs NPR