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NCT03257631 · OUTCOME

Percentage of Participants With an Objective Response and Long-term Stable Disease

A Study of Pomalidomide Monotherapy for Children and Young Adults With Recurrent or Progressive Primary Brain Tumors · Source last updated 2024-04-16

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
6 months (first 6 cycles) or 3 months (first 3 cycles) for participants in the DIPG group

What was measured

The percentage of participants who achieved either an objective response, defined as a complete response (CR) or partial response (PR) in the first 6 cycles of treatment (or within 3 cycles for DIPG), or long-term stable disease (SD) defined as SD maintained for ≥ 6 cycles (≥ 3 cycles for DIPG), measured from first dose date. CR: Disappearance of all lesions and no new lesions. PR: A reduction of ≥ 50% in the size of measurable lesions, and/or persistence of non-target lesions with no progression or decrease in size. SD: A decrease of \< 50% or an increase of \< 25% in the size of measurable lesions and no evidence of new lesions, response does not meet the criteria for CR, PR, or progressive disease, and/or the persistence of non-target lesions with no progression or decrease in size. Progressive Disease (PD): ≥ 25% increase in the size of the measurable lesions, or the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.

Analysis population: The response population consisted of all enrolled participants receiving at least one cycle of pomalidomide if therapy was not discontinued earlier due to progressive disease (PD)

Groups in this outcome

Diffuse Intrinsic Pontine Glioma

Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.

Ependymoma

Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.

High-grade Glioma

Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.

Medulloblastoma

Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.

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

Analysis denominator · Participants

GroupSource count
Diffuse Intrinsic Pontine Glioma9
Ependymoma9
High-grade Glioma19
Medulloblastoma9

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Diffuse Intrinsic Pontine Glioma0Not reported0.033.6Not reported
Ependymoma11.1Not reported0.348.2Not reported
High-grade Glioma10.5Not reported1.333.1Not reported
Medulloblastoma0Not reported0.033.6Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0.0
        upper Limit
        33.6
        value
        0
      2. group Id
        OG001
        lower Limit
        0.3
        upper Limit
        48.2
        value
        11.1
      3. group Id
        OG002
        lower Limit
        1.3
        upper Limit
        33.1
        value
        10.5
      4. group Id
        OG003
        lower Limit
        0.0
        upper Limit
        33.6
        value
        0
denoms
  1. counts
    1. group Id
      OG000
      value
      9
    2. group Id
      OG001
      value
      9
    3. group Id
      OG002
      value
      19
    4. group Id
      OG003
      value
      9
    units
    Participants
description
The percentage of participants who achieved either an objective response, defined as a complete response (CR) or partial response (PR) in the first 6 cycles of treatment (or within 3 cycles for DIPG), or long-term stable disease (SD) defined as SD maintained for ≥ 6 cycles (≥ 3 cycles for DIPG), measured from first dose date. CR: Disappearance of all lesions and no new lesions. PR: A reduction of ≥ 50% in the size of measurable lesions, and/or persistence of non-target lesions with no progression or decrease in size. SD: A decrease of \< 50% or an increase of \< 25% in the size of measurable lesions and no evidence of new lesions, response does not meet the criteria for CR, PR, or progressive disease, and/or the persistence of non-target lesions with no progression or decrease in size. Progressive Disease (PD): ≥ 25% increase in the size of the measurable lesions, or the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.
    id
    OG000
    title
    Diffuse Intrinsic Pontine Glioma
  2. description
    Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.
    id
    OG001
    title
    Ependymoma
  3. description
    Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.
    id
    OG002
    title
    High-grade Glioma
  4. description
    Participants received 2.6 mg/m²/day oral pomalidomide on days 1 to 21 of each 28-day treatment cycle for up to 24 cycles or until disease progression, withdrawal of consent/assent, treatment became intolerable, or death, whichever occurred first.
    id
    OG003
    title
    Medulloblastoma
param Type
NUMBER
population Description
The response population consisted of all enrolled participants receiving at least one cycle of pomalidomide if therapy was not discontinued earlier due to progressive disease (PD)
reporting Status
POSTED
time Frame
6 months (first 6 cycles) or 3 months (first 3 cycles) for participants in the DIPG group
title
Percentage of Participants With an Objective Response and Long-term Stable Disease
type
PRIMARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice