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Completed No phase listed Observational

The Second Multicenter Hemophilia Cohort Study

ClinicalTrials.gov ID: NCT00341705

Public ClinicalTrials.gov record NCT00341705. 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 Oct 26, 2026, 3:54 AM EDT

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

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The Second Multicenter Hemophilia Cohort Study (MHCS-II) will evaluate and prospectively follow approximately 4500 persons with hemophilia who were exposed to hepatitis C virus (HCV). The vast majority will have been infected with HCV, and approximately 1/3 will have been infected with human immunodeficiency virus (HIV). Primary objectives are to quantify the rates of liver decompensation, hepatocellular carcinoma, and non-Hodgkin lymphoma and to evaluate candidate clinical, genetic, virologic, serologic and immunologic markers that are likely to be on the causal pathway for these conditions. Candidate clinical and laboratory markers will be examined longitudinally to define changes over time and their relationships to one another. Collaborative studies will focus on genome scanning and evaluation of candidate genetic loci for susceptibility or resistance to HCV and HIV infections or to the diseases that result from these infections. Additional studies will identify response and complication rates of various anti-HCV and anti-HIV regimens in the setting of comprehensive clinical care of persons with hemophilia.

Study identification

NCT ID
NCT00341705
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
2,565 participants

Conditions and interventions

Eligibility (public fields only)

Age range
13 Years and older
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
Apr 27, 2001 (Type not available)
Primary completion
Not listed
Completion
Apr 2, 2013 (Type not available)
Last update posted
Dec 17, 2019

2001 – 2013

United States locations

U.S. sites
39
U.S. states
24
U.S. cities
34
Facility City State ZIP Site status
University of Arizona Tucson Arizona 85724 —
University of California, Davis Davis California 95616 —
Children's Hospital of Orange County Orange California 92613 —
University of California, San Francisco San Francisco California 94143 —
University of Colorado Denver Colorado 80220-3706 —
Christiana Hospital Wilmington Delaware — —
Georgetown University Washington D.C. District of Columbia 20007-2197 —
Childrens National Medical Center Washington D.C. District of Columbia — —
Emory University Atlanta Georgia 30322-1102 —
University of Illinois Chicago Illinois 60612 —
Childrens Memorial Hospital, Chicago Chicago Illinois 60614-3394 —
St. Vincent's Hospital Indianapolis Indiana — —
Tulane University New Orleans Louisiana 70112-2699 —
Wayne State University Hutzel Hospital Detroit Michigan 48201 —
University of Minnesota Minneapolis Minnesota 55415 —
University of Mississippi Jackson Mississippi 39216 —
St. Louis University St Louis Missouri 63104 —
University of New Mexico Albuquerque New Mexico 87131 —
University of Buffalo Buffalo New York — —
North Shore Long Island Jewish Health System Lake Success New York 11042 —
Cornell University New York New York 10021-4872 —
Mt. Sinai Medical Center New York New York 10029-0574 —
University of North Carolina Chapel Hill North Carolina 27599-7030 —
Wake Forest University Winston-Salem North Carolina 27103 —
Childrens Hospital, Cinncinati Cincinnati Ohio 45229-3039 —
University of Cincinnati Cincinnati Ohio 45267 —
Ohio State University Columbus Ohio 43210-1240 —
Wright State University Dayton Ohio 45435 —
University of Oklahoma Oklahoma City Oklahoma — —
Milton Hershey Medical Center Hershey Pennsylvania 17033 —
University of Pennsylvania Philadelphia Pennsylvania 19104-6056 —
Thomas Jefferson University Philadelphia Pennsylvania 19107-6541 —
Palmentto Health Alliance Columbia South Carolina 29202 —
University of Tennessee Memphis Tennessee 38103 —
Vanderbilt University Nashville Tennessee 37232 —
University of Texas, Houston Houston Texas 77030 —
University of Texas, San Antonio San Antonio Texas — —
University of Utah Salt Lake City Utah 84112 —
Childrens Hospital of Wisconsin Milwaukee Wisconsin — —

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 9 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00341705, 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 Dec 17, 2019 · Synced Oct 26, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00341705 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →