The analysis is based on a 2020 draft study that was never published because an internal review identified “serious flaws in the data and methodology,” according to Michigan-based Henry Ford Health System. Public health and infectious disease experts said the study’s design and significant differences between the vaccinated and unvaccinated groups make it difficult to draw reliable conclusions about the long-term health effects.
The claim appeared in a post and video (archived here) by Nicolas Hulscher (@NicHulscher) on X on June 17, 2026. It read:
The analysis in the first post came from a study titled “A Peer Review of the Vaccinated vs. Unvaccinated Study Discussed at the Senate Hearing on September 9, 2025” (archived here), which was published on Dec. 9, 2025. The paper revisited an unpublished 2020 draft study by Henry Ford Health titled “Impact of Childhood Vaccination on Short and Long-Term Chronic Health Outcomes in Children: A Birth Cohort Study” (archived here), which was later leaked. The draft became publicly available after it was submitted as evidence during the Senate subcommittee hearing.
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Ford Health said in a news release (archived here) published on September 26, 2025, that the draft study was “immediately shelved upon the first internal peer review because of serious issues with its data and methodology.”
