A Study to Evaluate Performance of Coagulation Laboratory Testing in Children and Young Adults


  • 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: 17-007661
    Sponsor Protocol Number: 17-007661

About this study

The primary purpose of this study is to generate pediatric-specific reference ranges that take into account patient sex, age, corrected gestational age, ethnicity, etc., and laboratory variables for various coagulation studies.

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:

  • All healthy individuals < 18 years of age.

Exclusion Criteria: 

  • Any individual ≥ 18 years of age.
  • Diagnosed with disorders known to affect coagulation system; e.g., liver cirrhosis, sepsis, uremia.

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Deepti Warad, M.B.B.S.

Open for enrollment

Contact information:

William Barnacle



More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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