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NCT02303821 · OUTCOME

Phase 2: Percentage of Participants With CRi or Better Remission Status After Consolidation Therapy

Study of Carfilzomib in Combination With Induction Chemotherapy in Children With Relapsed or Refractory Acute Lymphoblastic Leukemia · Source last updated 2025-06-04

Results reported by the registry submitting party. Population, time horizon, units and missing values must be read together.

Measure
NUMBER
Unit
Percentage of Participants
Interval / dispersion
95% Confidence Interval
Time frame
Up to Day 100 (28-day cycle of induction therapy + recovery window from Day 29 to Day 45 [up to Day 50 for infants] + 28-day cycle of consolidation therapy + + recovery window from Day 29 to Day 45 [up to Day 50 for infants])

What was measured

CR was defined as: a. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease. b. Recovery of peripheral counts: - ANC ≥ 1000/µL - Platelet count ≥ 100 000/µL. CRi was defined as: 1. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease 2. ANC and platelet counts not fulfilling criteria for CRh, CRp, or CR. CRp was defined as: a. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease b. Recovery of peripheral counts: i. ANC ≥ to 1000/µL ii. Platelet count \< 100 000/µL. CRh was defined as: 1. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease 2. Recovery of peripheral counts: i. ANC ≥ 500/µL but \< 1000/µL ii. Platelet count ≥ 50 000/µL but \< 100 000/µL. Data was IPTW adjusted.

Analysis population: Phase 2 Consolidation Safety Analysis Set: All participants who started the consolidation cycle and received at least 1 dose of study treatment during the consolidation period.

Groups in this outcome

Phase 2: B-cell (20/56 mg/m^2)

Eligible participants with relapsed or refractory ALL (B-cell, after having received a targeted B-cell therapy) were treated with VXLD plus carfilzomib 20/56 mg/m\^2 for 1 cycle (induction), followed by assessment of treatment response. Participants who did not show progression during induction underwent a bone marrow and extramedullary disease evaluation after completion of induction therapy. Participants without disease progression after induction could at the investigator's discretion, be treated with 1 28-day consolidation cycle of BFM therapy (cyclophosphamide, cytarabine, 6-mercaptopurine, PEG-asparaginase, vincristine), and IT therapy plus carfilzomib.

Phase 2: T-cell (20/56 mg/m^2)

Eligible participants with relapsed or refractory ALL (T-cell) were treated with VXLD plus carfilzomib 20/56 mg/m\^2 for 1 cycle (induction), followed by assessment of treatment response. Participants who did not show progression during induction underwent a bone marrow and extramedullary disease evaluation after completion of induction therapy. Participants without disease progression after induction could at the investigator's discretion, be treated with 1 28-day consolidation cycle of BFM therapy (cyclophosphamide, cytarabine, 6-mercaptopurine, PEG-asparaginase, vincristine), and IT therapy plus carfilzomib.

Group identifiers and denominators belong to this outcome only. They may differ in another outcome or in safety reporting.

Analysis denominator · Participants

GroupSource count
Phase 2: B-cell (20/56 mg/m^2)25
Phase 2: T-cell (20/56 mg/m^2)20

Reported measurements

Source class 1
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase 2: B-cell (20/56 mg/m^2)36.0Not reported18.057.5Not reported
Phase 2: T-cell (20/56 mg/m^2)50.0Not reported27.272.8Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        18.0
        upper Limit
        57.5
        value
        36.0
      2. group Id
        OG001
        lower Limit
        27.2
        upper Limit
        72.8
        value
        50.0
denoms
  1. counts
    1. group Id
      OG000
      value
      25
    2. group Id
      OG001
      value
      20
    units
    Participants
description
CR was defined as: a. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease. b. Recovery of peripheral counts: - ANC ≥ 1000/µL - Platelet count ≥ 100 000/µL. CRi was defined as: 1. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease 2. ANC and platelet counts not fulfilling criteria for CRh, CRp, or CR. CRp was defined as: a. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease b. Recovery of peripheral counts: i. ANC ≥ to 1000/µL ii. Platelet count \< 100 000/µL. CRh was defined as: 1. Attainment of M1 bone marrow status with no evidence of circulating blasts or extramedullary disease 2. Recovery of peripheral counts: i. ANC ≥ 500/µL but \< 1000/µL ii. Platelet count ≥ 50 000/µL but \< 100 000/µL. Data was IPTW adjusted.
dispersion Type
95% Confidence Interval
groups
  1. description
    Eligible participants with relapsed or refractory ALL (B-cell, after having received a targeted B-cell therapy) were treated with VXLD plus carfilzomib 20/56 mg/m\^2 for 1 cycle (induction), followed by assessment of treatment response. Participants who did not show progression during induction underwent a bone marrow and extramedullary disease evaluation after completion of induction therapy. Participants without disease progression after induction could at the investigator's discretion, be treated with 1 28-day consolidation cycle of BFM therapy (cyclophosphamide, cytarabine, 6-mercaptopurine, PEG-asparaginase, vincristine), and IT therapy plus carfilzomib.
    id
    OG000
    title
    Phase 2: B-cell (20/56 mg/m^2)
  2. description
    Eligible participants with relapsed or refractory ALL (T-cell) were treated with VXLD plus carfilzomib 20/56 mg/m\^2 for 1 cycle (induction), followed by assessment of treatment response. Participants who did not show progression during induction underwent a bone marrow and extramedullary disease evaluation after completion of induction therapy. Participants without disease progression after induction could at the investigator's discretion, be treated with 1 28-day consolidation cycle of BFM therapy (cyclophosphamide, cytarabine, 6-mercaptopurine, PEG-asparaginase, vincristine), and IT therapy plus carfilzomib.
    id
    OG001
    title
    Phase 2: T-cell (20/56 mg/m^2)
param Type
NUMBER
population Description
Phase 2 Consolidation Safety Analysis Set: All participants who started the consolidation cycle and received at least 1 dose of study treatment during the consolidation period.
reporting Status
POSTED
time Frame
Up to Day 100 (28-day cycle of induction therapy + recovery window from Day 29 to Day 45 [up to Day 50 for infants] + 28-day cycle of consolidation therapy + + recovery window from Day 29 to Day 45 [up to Day 50 for infants])
title
Phase 2: Percentage of Participants With CRi or Better Remission Status After Consolidation Therapy
type
SECONDARY
unit Of Measure
Percentage of Participants

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Preserved source evidence · Not medical advice