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Hematological MalignanciesPhase 3NCT05290545

Haplo-PBSC+Cord vs Haplo-PBSC+BM for Hematological Malignancies Undergoing Allo-HSCT

A Phase 3 study testing PBSCs, Cord and BMSCs in people with Hematological Malignancies and Hematopoietic Stem Cell Transplantation, run by Nanfang Hospital, Southern Medical University at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The objective of this study was to explore whether the combination with umbilical cord blood (UCB) is associated with superior disease-free survival (DFS) in the setting of haploidentical donors (HID) transplantation. Read more about this study

Who is it for?
Ages 18 to 65 years
What is being tested?
PBSCs, Cord and BMSCs
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
314 participants
Where
1 siteChina
Study dates
15 Feb 2022to 30 Mar 2024
Phase
Phase 3
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with hematologic malignancies undergoing first HID allo-HSCT
  • Age 18 to 65 years old with ECOG performance status 0-2
  • Received myeloablative conditioning regimens
  • Sign informed consent form, have the ability to comply with study and follow-up procedures

Who cannot join

  • Received PBSCs as only grafts
  • Acute leukemia transformed from a myeloproliferative tumor
  • Cardiac dysfunction (particularly congestive heart failure, unstable coronary artery disease and serious cardiac ventricular arrhythmias requiring antiarrhythmic therapy)
  • Respiratory failure ( PaO2 ≤60mmHg)
  • Hepatic abnormalities (total bilirubin ≥3 mg/dL, aminotransferase >2 times the upper limit of normal)
  • Renal dysfunction (creatinine clearance rate < 30 mL/min)
  • ECOG performance status 3, 4 or 5
  • With any conditions not suitable for the trial (investigators' decision)

Trial locations and contacts

1 site in 1 country.

China1 site
  • Department of Hematology,Nanfang Hospital, Southern Medical University

    Guangzhou, Guangdong, 510515

Other trials in China

About this study

Official title: A Comparative Study of Haploidentical Transplantation Supported by Third-party Cord Blood and Haploidentical Transplantation in Hematological Malignancies

The objective of this study was to explore whether the combination with umbilical cord blood (UCB) is associated with superior disease-free survival (DFS) in the setting of haploidentical donors (HID) transplantation.

Read the detailed description

The main causes of allogeneic hematopoietic stem cell transplantation (allo-HSCT) failure are primary disease relapse and transplant-related complications, especially relapse. In recent years, with the development of transplantation technology, alternative donors such as HID and UCB have been widely used. But, these alternative donors are associated with high incidences of transplant-related complications and mortalities when compared with human leukocyte antigen (HLA)-matched donors. Some studies suggeted that mixed grafts might overcome the disadvantages of a single alternative graft. UCB transplant (UCBT) supported by third-party HID or HID transplants supported by third-party UCB has been reported to have rapid engraftment and low incidences of graft-versus-host-disease (GVHD), making survival improvement. However, most of these results came from single-arm studies. The comparative studies between haplo-PBSC+Cord and haplo-PBSC+BM are scarce in the setting of HID transplantation. In a retrospective study, the investigators found haplo-PBSC+Cord transplantation has superior DFS than haplo-PBSC+BM in hematological malignancies. To further confirmed this conclusion, the investigators plan to conduct a prospective, multicenter, phase 3 randomized controlled trial.

Being tested
PBSCs, Cord, BMSCs
Keywords
Hematological malignancies, Haploidentical transplantation, Umbilical cord blood, Disease-free survival
Medical subject headings
Hematologic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • PBSCsOther

    PBSCs harvest is performed from day 5 of G-CSF to obtain at least 7.0×10^8 total nucleated cells/kg recipient ideal body weight.

  • CordOther

    The criteria for cord selection included the following: (1) ≥3 of 6 HLA loci , (2) blood type matches, (3) contained a minimum cell count of 0.3×10^8 nucleated cells/kg and 0.15×10^6 CD34-positive cells/kg before freezing. The third party UCB will be infused the day after infusion of PBSCs.

  • BMSCsOther

    BMSCs of donor will be collected and infused at least 0.5×10^8 total nucleated cells/kg recipient ideal body weight the day after PBSCs infusion.

Study groups in NCT05290545
Study groupRoleWhat they receive
Haplo-PBSC+Cord groupExperimentalThe third party UCB will be infused the day after infusion of PBSCs from HID.
Receives: Other: PBSCs; Other: Cord
Haplo-PBSC+BM groupActive comparatorThe BMSCs from the same HID will be infused the day after infusion of PBSCs.
Receives: Other: PBSCs; Other: BMSCs

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Disease-free survival (DFS)

    Measured: 1 year

Secondary outcomes (5)
  1. Relapse rate

    Measured: 1 year

  2. Overall survival (OS)

    Measured: 1 year

  3. The cumulative incidence of hematopoietic engraftment.

    Hematopoietic engraftment includes the time of neutrophil and platelet engraftment. Neutrophil engraftment was defined as the first of two consecutive days with an absolute neutrophil count in the peripheral blood exceeding 0.5 × 10^9/L and the platelet engraftment was defined as the first of 3 days with an absolute platelet count exceeding 20 × 10^9 /L without transfusion support.

    Measured: 30 days post-transplantation

  4. The cumulative incidence of acute graft-versus-host-disease (GVHD)

    Acutue GVHD was defined according to the 1994 consensus conference on acute GVHD grading and graded from I to IV.

    Measured: 100 days post-transplantation

  5. The cumulative incidence of chronic GVHD

    Chronic GVHD was graded as mild, moderate and severe according to the national institutes of health consensus development project on criteria for clinical trials in chronic GVHD: the 2014 diagnosis and staging working group report.

    Measured: 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Mar 2022
  2. Study start15 Feb 2022
  3. Primary completion2 Jan 2023
  4. Study completion30 Mar 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
314 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05290545
Sponsor's protocol ID
NFEC-2021-126
Status last verified
Mar 2022
First submitted
3 Mar 2022
Last updated
13 Aug 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Yu S, Huang F, Xu N, Zhang Z, Liu C, Xu X, Fan Z, Zeng X, Liu Q, Qiu G, Xi X, Lin R, Liang X, Jiang Y, Dai M, Jin H, Li X, Wang S, Wu M, Sun J, Xuan L, Liu Q. Haploidentical peripheral blood stem cells combined with bone marrow or unrelated cord blood as grafts for haematological malignancies: an open-label, multicentre, randomised, phase 3 trial. Lancet Haematol. 2025 Mar;12(3):e190-e200. doi: 10.1016/S2352-3026(24)00372-7. Epub 2025 Feb 4.

    PubMed 39919775

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing PBSCs, Cord and BMSCs in people with Hematological Malignancies and Hematopoietic Stem Cell Transplantation, run by Nanfang Hospital, Southern Medical University at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 13 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Disease-free survival (DFS) (time frame: 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05290545, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Aug 2024.

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