Predicting the Quality of Response to Specific Treatments in Patients With cGVHD, PQRST Study
Public ClinicalTrials.gov record NCT04431479. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Predicting the Quality of Response to Specific Treatments (PQRST)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This trial collects clinical data and blood samples to predict the quality of response to specific treatments in patients with chronic graft-versus-host disease (cGVHD) who are about to start a new therapy. Collecting and analyzing clinical data and blood samples from patients with cGVHD before and after treatment initiation may help doctors identify changes that may predict treatment response.
Study identification
- NCT ID
- NCT04431479
- Recruitment status
- Active, not recruiting
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 211 participants
Conditions and interventions
Conditions
Interventions
- Biospecimen Collection Procedure
- Medical Chart Review Other
- Quality-of-Life Assessment Other
- Questionnaire Administration Other
Procedure · Other
Eligibility (public fields only)
- Age range
- 18 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
- Jun 29, 2020 (Actual)
- Primary completion
- Jul 1, 2027 (Estimated)
- Completion
- Jul 1, 2027 (Estimated)
- Last update posted
- Jul 10, 2026
2020 – 2027
United States locations
- U.S. sites
- 9
- U.S. states
- 8
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Florida | Gainesville | Florida | 32610 | — |
| Moffitt Cancer Center | Tampa | Florida | 33612 | — |
| Dana-Farber Harvard Cancer Center | Boston | Massachusetts | 02115 | — |
| University of Minnesota/Masonic Cancer Center | Minneapolis | Minnesota | 55455 | — |
| Roswell Park Cancer Institute | Buffalo | New York | 14263 | — |
| Cleveland Clinic Foundation | Cleveland | Ohio | 44195 | — |
| UPMC Hillman Cancer Center | Pittsburgh | Pennsylvania | 15232 | — |
| Vanderbilt University/Ingram Cancer Center | Nashville | Tennessee | 37232 | — |
| Fred Hutch/University of Washington Cancer Consortium | Seattle | Washington | 98109 | — |
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 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04431479, 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 Jul 10, 2026 · Synced Oct 30, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04431479 live on ClinicalTrials.gov.