Lack of Association between Measles Virus Vaccine and Autism with Enteropathy: A Case-Control Study
2008

Measles Vaccine and Autism Study

Sample size: 38 publication 10 minutes Evidence: high

Author Information

Author(s): Mady Hornig, Thomas Briese, Timothy Buie, Margaret L. Bauman, Gregory Lauwers, Ulrike Siemetzki, Kimberly Hummel, Paul A. Rota, William J. Bellini, John J. O'Leary, Orla Sheils, Errol Alden, Larry Pickering, W. Ian Lipkin

Primary Institution: Columbia University

Hypothesis

Are children with autism and gastrointestinal disturbances more likely to have measles virus RNA in their bowel tissues compared to children with gastrointestinal disturbances alone?

Conclusion

The study found no association between autism and the presence of measles virus RNA in the gastrointestinal tract or the timing of the MMR vaccine.

Supporting Evidence

  • The study included a well-defined control group of children with GI disturbances but no autism.
  • Results were consistent across three independent laboratory sites.
  • 88% of children with autism in the study experienced behavioral regression.

Takeaway

The study looked at kids with autism and tummy troubles to see if the measles vaccine was causing problems, but it found no link.

Methodology

The study used a case-control design, comparing children with autism and gastrointestinal disturbances to controls with only gastrointestinal disturbances, analyzing bowel tissues for measles virus RNA.

Potential Biases

Potential biases may arise from the selection of participants and the reliance on parental reports for vaccination history.

Limitations

The study had a small sample size and focused only on children undergoing ileocolonoscopy.

Participant Demographics

Participants included 25 children with autism and GI disturbances and 13 controls, with a majority being male and Caucasian.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0003140

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