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Completed No phase listed Observational

ATHN 7: Hemophilia Natural History Study

ClinicalTrials.gov ID: NCT03619863

Public ClinicalTrials.gov record NCT03619863. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 6:43 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Natural History Cohort Study of the Safety, Effectiveness, and Practice of Treatment for People With Hemophilia

Study identification

NCT ID
NCT03619863
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
American Thrombosis and Hemostasis Network
Network
Enrollment
395 participants

Conditions and interventions

Eligibility (public fields only)

Age range
Not listed
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 23, 2018
Primary completion
May 30, 2023
Completion
Mar 30, 2024
Last update posted
Feb 11, 2025

2018 – 2024

United States locations

U.S. sites
29
U.S. states
22
U.S. cities
26
Facility City State ZIP Site status
Arizona Hemophilia and Thrombosis Center at Phoenix Children's Hospital Phoenix Arizona 85016
Orthopaedic Institute for Children HTC Los Angeles California 90007
Orthopedic Institute for Children Hemophilia Program Los Angeles California 90007
Rady Children's Hospital San Diego San Diego California 92123
Hemophilia and Thrombosis Center/ University of Colorado Anschutz Medical Campus Aurora Colorado 80045
University of Florida Hemophilia Treatment Center Gainesville Florida 32610
Comprehensive Bleeding Disorders Center at Emory University and Children's Healthcare of Atlanta Atlanta Georgia 30308
Rush University Medical Center Chicago Illinois 60612
Indiana Hemophilia and Thrombosis Center (IHTC) Indianapolis Indiana 46260
Louisiana Center for Bleeding and Clotting Disorders, Tulane University New Orleans Louisiana 70112
Louisiana Center for Bleeding and Clotting Disorders New Orleans Louisiana 70112
Maine Hemophilia and Thrombosis Center Scarborough Maine 04074
Massachusetts General Hospital Comprehensive Hemophilia and Thrombosis Treatment Center Boston Massachusetts 02114
Michigan State University Center for Bleeding and Clotting Disorders East Lansing Michigan 48823
Children's Mercy Hospital - Kansas City Kansas City Missouri 64108
The John Bouhasin Center for Children with Bleeding Disorders St Louis Missouri 63104
Hemostasis and Thrombosis Center of Nevada Las Vegas Nevada 89178
Hemostasis and Thrombosis Center of Nevada Reno Nevada 89509
Newark Beth Israel Medical Center Newark New Jersey 07122
Weill Cornell Medicine New York New York 10065
Wake Forest University Health Science Winston-Salem North Carolina 27157
Northwest Ohio Hemophilia Treatment Center at the Toledo Hospital Toledo Ohio 43606
The Hemophilia Center at Oregon Health & Science University Portland Oregon 97239
Children's Hospital of Philadelphia (CHOP) Philadelphia Pennsylvania 19104
Penn Comprehensive Hemophilia and Thrombophilia Program/Hospital of the University of Pennsylvania Philadelphia Pennsylvania 19104
St Jude Children's Research Hospital Memphis Tennessee 38105
The Center for Cancer and Blood Disorders, Children's Medical Center of Dallas Dallas Texas 75235
Gulf States Hemophilia and Thrombosis Center Houston Texas 77030
Comprehensive Center for Bleeding Disorders Milwaukee Wisconsin 53226

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03619863, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 11, 2025 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03619863 live on ClinicalTrials.gov.

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