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Leukemia, Myeloid, AcuteNCT02759822

Haploidentical Hematopoietic Stem Cell Transplantation for Acute Leukemias

An observational study of Leukemia, Myeloid, Acute and Precursor Cell Lymphoblastic Leukemia-Lymphoma, run by Leonardo Javier Arcuri at 1 site in Brazil.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a prospective observational cohort study of haploidentical transplantation with post-transplant cyclophosphamide for acute leukemias using reduced intensity conditioning for acute myeloid leukemia (AML) and myeloablative conditioning for acute lymphoblastic leukemia (ALL). Read more about this study

Who is it for?
Ages 1 year to 60 years
What is being tested?
Haploidentical Stem Cell Transplantation
Type of treatment
Surgery or procedure
How many people
30 participants
Where
1 siteBrazil
Study dates
Apr 2016to Apr 2021
Phase
Observational
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 1 year to 60 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Study population: Patients with acute leukemias referred for stem cell transplantation without HLA-matched related or unrelated donor

Who may be able to join

  • Acute lymphoblastic leukemia or acute myeloid leukemia

Who cannot join

  • Severe comorbidities
  • Second transplant

Trial locations and contacts

1 site in 1 country.

Leonado J Arcuri, MD contact

+55(21)32071304

leonardojavier@gmail.com

Brazil1 site, 1 recruiting
  • Instituto Nacional de Cancer

    Rio de Janeiro, Rio de Janeiro, 20230-130

    Leonardo J Arcuri, MD, +55(21)3207-1304, leonardojavier@gmail.com

    Simone Lermontov, +55(21)3207-1261, simonelermontov@globo.com

    Recruiting

Other trials in Brazil

About this study

This is a prospective observational cohort study of haploidentical transplantation with post-transplant cyclophosphamide for acute leukemias using reduced intensity conditioning for acute myeloid leukemia (AML) and myeloablative conditioning for acute lymphoblastic leukemia (ALL).

Read the detailed description

Hematopoietic stem cell transplantation (HSCT) is the most effective treatment for acute myeloid leukemia (AML) and acute lymphoblastic leukemia (ALL), with the lowest rates of relapse.

Fertility rate in Brazil is falling, and only 25% of people born today will have a matched sibling donor. On the other hand, currently donor non-related to about 50% of patients enrolled in Brazilian Receptor Registry (REREME). Consequently, at least 35% of patients won't have a matched donor.

The haploidentical transplantation is defined as a partially matched hematopoietic cell transplantation, using a partially matched family donor (parent, sibling or child). Haploidentical transplantation activity is growing worldwide, with results comparable matched unrelated donors.

The objective of this study is to test the feasibility of haploidentical transplantation with post transplant cyclophosphamide for acute leukemias in a Brazil.

Being tested
Haploidentical Stem Cell Transplantation
Keywords
Haploidentical Hematopoietic Stem Cell Transplantation, Partially Matched Hematopoietic Stem Cell Transplantation, Post-transplant Cyclophosphamide, Hematopoietic Stem Cell Transplantation
Medical subject headings
Leukemia, Myeloid, Acute, Precursor Cell Lymphoblastic Leukemia-Lymphoma

What participants receive

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

  • Haploidentical Stem Cell TransplantationProcedure or surgery

    Haploidentical Stem Cell Transplantation from a related donor (partially matched sibling, father, mother, son or daughter).

Study groups in NCT02759822
Study groupRoleWhat they receive
Group A: Acute Lymphoblastic LeukemiaHaploidentical Stem Cell Transplantation with Post Transplant Cyclophosphamide (PTCy) Preferred conditioning: * Total Body Irradiation 1200 cGy (TBI1200) + Fludarabine 120 mg/m2 (Flu120) Alternative conditionings: 1. Melphalan 100-140 mg/m2 (Mel100-140) + Fludarabine 160 mg/m2 (Flu160) + Total Body Irradiation 200 cGy (TBI200) 2. Busulfan 9.6 mg/kg (Bu9.6) + Fludarabine 150 mg/m2 (Flu150) + TBI200 Graft versus host disease Prophylaxis: Post-Transplant Cyclophosphamide (PTCy) + Tacrolimus (FK) or Cyclosporin (CSA) + Mycophenolate Mofetil (MMF)
Receives: Procedure: Haploidentical Stem Cell Transplantation
Group B: Acute Myeloid LeukemiaHaploidentical Stem Cell Transplantation with Post Transplant Cyclophosphamide (PTCy) Preferred Conditioning: Mel100-140 + Flu160 + TBI200 Alternative conditionings: 1. Bu9,6 + Flu150 + TBI200 2. Cyclophosphamide 29 mg/kg + Flu150 + TBI200 Graft versus host disease Prophylaxis: PTCy + FK or CSA + MMF
Receives: Procedure: Haploidentical Stem Cell Transplantation

What is being measured

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

  1. Overall Survival

    1-year overall survival. Survival curves will be estimated by Kaplan-Meier methodology.

    Measured: 1 year

Secondary outcomes (5)
  1. Cumulative incidence of leukemia relapse

    Relapse will be defined by reappearance of Leukemic Cells in bone marrow (>5%) or peripheral blood (>1%). Risk factors for leukemia relapse will be estimated by extended Cox Model for competing risks (Fine \& Gray model). Competing event will be defined as death in remission.

    Measured: 5 years

  2. Transplant Related Mortality

    Transplant-related mortality (TRM) will be defined as death in remission. Risk factors for TRM will be estimated by extended Cox Model for competing risks (Fine \& Gray model). Competing event will be defined as leukemia relapse.

    Measured: 6 months

  3. Cumulative Incidence of acute Graft Versus Host Disease

    Acute graft versus host disease will be diagnosed and graded by modified Glucksberg criteria. Risk factor for acute graft versus host disease will be estimated by extended Cox Model for competing risks (Fine \& Gray model). Cumulative incidence curves will be estimated by Gray methodology.

    Measured: 5 years

  4. Cumulative Incidence of chronic Graft Versus Host Disease

    Chronic graft versus host disease will be diagnosed and graded by National Institute of Health Consensus (NIH Consensus). Risk factor for chronic graft versus host disease will be estimated by extended Cox Model for competing risks (Fine \& Gray model). Cumulative incidence curves will be estimated by Gray methodology.

    Measured: 5 years

  5. Cumulative Incidence of Infectious Complications

    Cumulative incidence of viral, fungal and bacterial infections. Subgroups will be compared by Cox Model for competing risks (Fine \& Gray model). Cytomegalovirus reactivation will be analyzed by multiple events Cox Model.

    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 posted3 May 2016 (estimated)
  2. Study startApr 2016
  3. Primary completionApr 2021 (estimated)

Resources

More details

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

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
30 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02759822
Sponsor's protocol ID
CEMO/INCA-Haplo-01
Status last verified
Apr 2016
First submitted
22 Apr 2016
Last updated
3 May 2016
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Leukemia, Myeloid, Acute and Precursor Cell Lymphoblastic Leukemia-Lymphoma, run by Leonardo Javier Arcuri at 1 site in Brazil.

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 1 inclusion and 2 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: status not confirmed, as of the sponsor's last update on 3 May 2016. 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 Brazil. 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.

Are results available for this study?

Results are not available in the source record.

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

Contact Leonado J Arcuri, MD (+55(21)32071304, leonardojavier@gmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Overall Survival (time frame: 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 3 May 2016.

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