A Study of Stool Microbiome, Pathogens, and Infectious Agents Among Olympic Athletes Before and After Participation in Brazil Games


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Rochester, Minnesota: 16-001515
    NCT ID: NCT02818413
    Sponsor Protocol Number: 16-001515

About this study

The purpose of this study is to investigate disease causing and other organisms which athletes may be exposed to while participating in the Summer Olympic Games. The study will also investigate the organism and metabolism environment of stool, blood analysis and presence of abnormal cell structures in Olympic athletes in comparison with other elite athletes.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria

  • Member of the Summer 2016 U.S. Olympic team
  • English speaking
  • Willing to provide informed consent and biospecimens
  • Willing to complete questionnaires regarding normal bowel habits and general health

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status

Rochester, Minn.

Mayo Clinic principal investigator

Brent Bauer, M.D.

Closed for enrollment

More information


Publications are currently not available

Study Results Summary

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Supplemental Study Information

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