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NCT02684058 · OUTCOME

All-collected Deaths

Study of Efficacy and Safety of Dabrafenib in Combination With Trametinib in Pediatric Patients With BRAF V600 Mutation Positive LGG or Relapsed or Refractory HGG Tumors · Source last updated 2023-12-13

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
On-treatment: Up to 4.2 years (LGG) and 4.1 years (HGG). Post- treatment: Up to 4.6 years (LGG) and 5.1 years (HGG).Crossover arm: on-treatment: up to 4.2 years

What was measured

On-treatment deaths were collected from 1st dose to 30 days after last dose of treatment (or start of crossover treatment), up to 4.2 years (LGG) and 4.1 years (HGG). Post- treatment (efficacy/survival) follow-up deaths were collected from 31 days post-treatment to end of study (or start of crossover treatment), up to 4.6 years (LGG) and 5.1 years (HGG). For participants in the LGG cohort who crossed over to dabrafenib and trametinib, on-treatment deaths were collected from 1st dose to 30 days after last dose of crossover treatment, up to 4.2 years. None of the patients who crossed-over were included in the crossover post-treatment efficacy/survival follow-up.

Analysis population: Safety set including all participants who received at least one dose of study treatment

Groups in this outcome

LGG Cohort: Dabrafenib and Trametinib

Participants in the LGG cohort randomized to receive dabrafenib (orally, twice daily and dosed based on weight and age) in combination with trametinib (orally, once daily in combination with the first daily dose of dabrafenib and was dosed based on weight)

LGG Cohort: Carboplatin and Vincristine

Participants in the LGG cohort randomized to receive active comparator chemotherapy (carboplatin and vincristine). Participants received one course of induction (10 weeks of chemotherapy with 2 weeks of rest), followed by 8 cycles of maintenance chemotherapy. Participants were allowed to crossover to dabrafenib and trametinib after centrally confirmed and RANO-defined disease progression.

HGG Cohort: Dabrafenib and Trametinib

Participants in the HGG cohort received dabrafenib (orally, twice daily and dosed based on weight and age) and trametinib (orally, once daily in combination with the first daily dose of dabrafenib and dosed based on weight)

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

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib73
LGG Cohort: Carboplatin and Vincristine33
HGG Cohort: Dabrafenib and Trametinib41

Reported measurements

On- treatment deaths

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib73
LGG Cohort: Carboplatin and Vincristine33
HGG Cohort: Dabrafenib and Trametinib41
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and Trametinib0Not reportedNot reportedNot reportedNot reported
LGG Cohort: Carboplatin and Vincristine0Not reportedNot reportedNot reportedNot reported
HGG Cohort: Dabrafenib and Trametinib6Not reportedNot reportedNot reportedNot reported
Post-treatment efficacy/survival follow-up deaths

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib11
LGG Cohort: Carboplatin and Vincristine16
HGG Cohort: Dabrafenib and Trametinib13
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and Trametinib0Not reportedNot reportedNot reportedNot reported
LGG Cohort: Carboplatin and Vincristine0Not reportedNot reportedNot reportedNot reported
HGG Cohort: Dabrafenib and Trametinib11Not reportedNot reportedNot reportedNot reported
Crossover on-treatment deaths

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib0
LGG Cohort: Carboplatin and Vincristine12
HGG Cohort: Dabrafenib and Trametinib0
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
LGG Cohort: Carboplatin and Vincristine1Not reportedNot reportedNot reportedNot reported
Crossover post-treatment efficacy/survival follow-up deaths

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib0
LGG Cohort: Carboplatin and Vincristine0
HGG Cohort: Dabrafenib and Trametinib0
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and Trametinib0Not reportedNot reportedNot reportedNot reported
LGG Cohort: Carboplatin and Vincristine0Not reportedNot reportedNot reportedNot reported
HGG Cohort: Dabrafenib and Trametinib0Not reportedNot reportedNot reportedNot reported
All deaths

Analysis denominator · Participants

GroupSource count
LGG Cohort: Dabrafenib and Trametinib73
LGG Cohort: Carboplatin and Vincristine33
HGG Cohort: Dabrafenib and Trametinib41
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and Trametinib0Not reportedNot reportedNot reportedNot reported
LGG Cohort: Carboplatin and Vincristine1Not reportedNot reportedNot reportedNot reported
HGG Cohort: Dabrafenib and Trametinib17Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        6
    denoms
    1. counts
      1. group Id
        OG000
        value
        73
      2. group Id
        OG001
        value
        33
      3. group Id
        OG002
        value
        41
      units
      Participants
    title
    On- treatment deaths
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        11
    denoms
    1. counts
      1. group Id
        OG000
        value
        11
      2. group Id
        OG001
        value
        16
      3. group Id
        OG002
        value
        13
      units
      Participants
    title
    Post-treatment efficacy/survival follow-up deaths
  3. categories
    1. measurements
      1. group Id
        OG001
        value
        1
    denoms
    1. counts
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        12
      3. group Id
        OG002
        value
        0
      units
      Participants
    title
    Crossover on-treatment deaths
  4. categories
    1. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        0
    denoms
    1. counts
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        0
      units
      Participants
    title
    Crossover post-treatment efficacy/survival follow-up deaths
  5. categories
    1. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        1
      3. group Id
        OG002
        value
        17
    denoms
    1. counts
      1. group Id
        OG000
        value
        73
      2. group Id
        OG001
        value
        33
      3. group Id
        OG002
        value
        41
      units
      Participants
    title
    All deaths
denoms
  1. counts
    1. group Id
      OG000
      value
      73
    2. group Id
      OG001
      value
      33
    3. group Id
      OG002
      value
      41
    units
    Participants
description
On-treatment deaths were collected from 1st dose to 30 days after last dose of treatment (or start of crossover treatment), up to 4.2 years (LGG) and 4.1 years (HGG). Post- treatment (efficacy/survival) follow-up deaths were collected from 31 days post-treatment to end of study (or start of crossover treatment), up to 4.6 years (LGG) and 5.1 years (HGG). For participants in the LGG cohort who crossed over to dabrafenib and trametinib, on-treatment deaths were collected from 1st dose to 30 days after last dose of crossover treatment, up to 4.2 years. None of the patients who crossed-over were included in the crossover post-treatment efficacy/survival follow-up.
groups
  1. description
    Participants in the LGG cohort randomized to receive dabrafenib (orally, twice daily and dosed based on weight and age) in combination with trametinib (orally, once daily in combination with the first daily dose of dabrafenib and was dosed based on weight)
    id
    OG000
    title
    LGG Cohort: Dabrafenib and Trametinib
  2. description
    Participants in the LGG cohort randomized to receive active comparator chemotherapy (carboplatin and vincristine). Participants received one course of induction (10 weeks of chemotherapy with 2 weeks of rest), followed by 8 cycles of maintenance chemotherapy. Participants were allowed to crossover to dabrafenib and trametinib after centrally confirmed and RANO-defined disease progression.
    id
    OG001
    title
    LGG Cohort: Carboplatin and Vincristine
  3. description
    Participants in the HGG cohort received dabrafenib (orally, twice daily and dosed based on weight and age) and trametinib (orally, once daily in combination with the first daily dose of dabrafenib and dosed based on weight)
    id
    OG002
    title
    HGG Cohort: Dabrafenib and Trametinib
param Type
COUNT_OF_PARTICIPANTS
population Description
Safety set including all participants who received at least one dose of study treatment
reporting Status
POSTED
time Frame
On-treatment: Up to 4.2 years (LGG) and 4.1 years (HGG). Post- treatment: Up to 4.6 years (LGG) and 5.1 years (HGG).Crossover arm: on-treatment: up to 4.2 years
title
All-collected Deaths
type
POST_HOC
unit Of Measure
Participants

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Preserved source evidence · Not medical advice