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NCT02684058 · OUTCOME

LGG Cohort: Kaplan-Meier Progression-Free Survival (PFS) as Per Investigator Assessment Using RANO Criteria

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
MEDIAN
Unit
Months
Interval / dispersion
95% Confidence Interval
Time frame
Up to approx. 3 years and up to approx 4.2 years

What was measured

Time from the date of randomization to the date of first documented disease progression as per investigator assessment using RANO criteria or death due to any cause. Confidence Intervals were estimated using the Brookmeyer Crowley method. Patients who had not progressed or died or had received further anticancer therapy were censored at the date of the last adequate tumor evaluation.

Analysis population: Participants on the LGG cohort to whom study treatment had been assigned by randomization regardless of whether or not treatment was administered. According to the intent to treat principle, patients were analyzed according to the treatment they had been assigned to during the randomization procedure.

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.

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 Vincristine37

Reported measurements

Up to approx. 3 years
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and TrametinibNANot reportedNANANot estimable (NA) due to the insufficient number of participants with events
LGG Cohort: Carboplatin and VincristineNANot reported12.6NANot estimable (NA) due to the insufficient number of participants with events
Up to approx 4.2 years
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
LGG Cohort: Dabrafenib and Trametinib46.0Not reported38.6NANot estimable (NA) due to the insufficient number of participants with events
LGG Cohort: Carboplatin and Vincristine30.8Not reported7.0NANot estimable (NA) due to the insufficient number of participants with events
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Not estimable (NA) due to the insufficient number of participants with events
        group Id
        OG000
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      2. comment
        Not estimable (NA) due to the insufficient number of participants with events
        group Id
        OG001
        lower Limit
        12.6
        upper Limit
        NA
        value
        NA
    title
    Up to approx. 3 years
  2. categories
    1. measurements
      1. comment
        Not estimable (NA) due to the insufficient number of participants with events
        group Id
        OG000
        lower Limit
        38.6
        upper Limit
        NA
        value
        46.0
      2. comment
        Not estimable (NA) due to the insufficient number of participants with events
        group Id
        OG001
        lower Limit
        7.0
        upper Limit
        NA
        value
        30.8
    title
    Up to approx 4.2 years
denoms
  1. counts
    1. group Id
      OG000
      value
      73
    2. group Id
      OG001
      value
      37
    units
    Participants
description
Time from the date of randomization to the date of first documented disease progression as per investigator assessment using RANO criteria or death due to any cause. Confidence Intervals were estimated using the Brookmeyer Crowley method. Patients who had not progressed or died or had received further anticancer therapy were censored at the date of the last adequate tumor evaluation.
dispersion Type
95% Confidence Interval
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
param Type
MEDIAN
population Description
Participants on the LGG cohort to whom study treatment had been assigned by randomization regardless of whether or not treatment was administered. According to the intent to treat principle, patients were analyzed according to the treatment they had been assigned to during the randomization procedure.
reporting Status
POSTED
time Frame
Up to approx. 3 years and up to approx 4.2 years
title
LGG Cohort: Kaplan-Meier Progression-Free Survival (PFS) as Per Investigator Assessment Using RANO Criteria
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice