Safety and Effectiveness of Granulocyte Transfusions in Resolving Infection in People With Neutropenia (The RING Study)
Public ClinicalTrials.gov record NCT00627393. 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
High Dose Granulocyte Transfusions for the Treatment of Infection in Neutropenia: The RING Study (Resolving Infection in Neutropenia With Granulocytes)
Study identification
- NCT ID
- NCT00627393
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Carelon Research
- Other
- Enrollment
- 114 participants
Conditions and interventions
Conditions
Interventions
- Standard antimicrobial therapy Drug
- Granulocyte transfusions Biological
- G-CSF/dexamethasone Drug
- Apheresis machine Device
Drug · Biological · Device
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
- Mar 31, 2008
- Primary completion
- Mar 31, 2013
- Completion
- Apr 30, 2013
- Last update posted
- Apr 16, 2015
2008 – 2013
United States locations
- U.S. sites
- 13
- U.S. states
- 9
- U.S. cities
- 12
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Iowa Hospitals and Clinics | Iowa City | Iowa | 52242 | — |
| Johns Hopkins Hospital | Baltimore | Maryland | 21267 | — |
| Children's Hospital Boston | Boston | Massachusetts | 02115 | — |
| University of Minnesota | Minneapolis | Minnesota | 55455 | — |
| Weill Medical College, Cornell University | New York | New York | 10021 | — |
| Montefiore Medical Center | The Bronx | New York | 10461 | — |
| University of Oklahoma Health Sciences Center | Oklahoma City | Oklahoma | 73104 | — |
| Chlidren's Hospital of Philadelphia | Philadelphia | Pennsylvania | 19104 | — |
| University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | — |
| University of Pittsburgh Presbyterian and Shadyside | Pittsburgh | Pennsylvania | 15213 | — |
| University of Washington Medical Center | Seattle | Washington | 98195 | — |
| University of Wisconsin at Madison | Madison | Wisconsin | 53792 | — |
| Froedtert Memorial Lutheran Hospital | Milwaukee | Wisconsin | 53201 | — |
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 NCT00627393, 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 Apr 16, 2015 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00627393 live on ClinicalTrials.gov.