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NCT03245151 · OUTCOME

Phase 2: Duration of Response (DOR)

Study of Lenvatinib in Combination With Everolimus in Recurrent and Refractory Pediatric Solid Tumors, Including Central Nervous System Tumors · Source last updated 2023-08-30

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
From date of the first observation of CR or PR until the date of first observation of progression or date of death (up to 6.5 months)

What was measured

DOR was defined as the time (in months) from the date of first observation of confirmed response (PR or CR) to the date of the first observation of progression based on the investigator's assessment utilizing RECIST 1.1 for non-HGG cohorts and RANO for HGG cohort, or date of death, whatever the cause. CR: disappearance of all target and non-target lesions (non-lymph nodes). All pathological lymph nodes (whether target or non-target) must have a reduction in their short axis \<10 mm. PR: at least a 30% decrease in the SOD of target lesions, taking as reference the baseline sum diameters. PD was defined as at least 20% increase (including an absolute increase of at least 5 mm) in the SOD of target lesions, taking as reference the smallest sum and/or unequivocal progression of existing non-target lesions and/or appearance of 1 or more new lesions.

Analysis population: Evaluable analysis set included all evaluable participants who have measurable disease present at baseline, and at least one postbaseline efficacy assessment, unless they have discontinued prior to first efficacy assessment due to progressive disease. Here, 'overall number of participants analyzed' signifies participants who had CR or PR.

Groups in this outcome

Phase 2: Cohort 1, Ewing Sarcoma

Participants with recurrent or refractory ewing sarcoma received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.

Phase 2: Cohort 2, Rhabdomyosarcoma

Participants with recurrent or refractory rhabdomyosarcoma received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.

Phase 2: Cohort 3, HGG

Participants with recurrent or refractory HGG received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.

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: Cohort 1, Ewing Sarcoma0
Phase 2: Cohort 2, Rhabdomyosarcoma2
Phase 2: Cohort 3, HGG0

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase 2: Cohort 2, Rhabdomyosarcoma2.4Not reported2.1NAUpper limit of 95% Confidence Interval could not be estimated as insufficient number of participants were available for analysis.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Upper limit of 95% Confidence Interval could not be estimated as insufficient number of participants were available for analysis.
        group Id
        OG001
        lower Limit
        2.1
        upper Limit
        NA
        value
        2.4
denoms
  1. counts
    1. group Id
      OG000
      value
      0
    2. group Id
      OG001
      value
      2
    3. group Id
      OG002
      value
      0
    units
    Participants
description
DOR was defined as the time (in months) from the date of first observation of confirmed response (PR or CR) to the date of the first observation of progression based on the investigator's assessment utilizing RECIST 1.1 for non-HGG cohorts and RANO for HGG cohort, or date of death, whatever the cause. CR: disappearance of all target and non-target lesions (non-lymph nodes). All pathological lymph nodes (whether target or non-target) must have a reduction in their short axis \<10 mm. PR: at least a 30% decrease in the SOD of target lesions, taking as reference the baseline sum diameters. PD was defined as at least 20% increase (including an absolute increase of at least 5 mm) in the SOD of target lesions, taking as reference the smallest sum and/or unequivocal progression of existing non-target lesions and/or appearance of 1 or more new lesions.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants with recurrent or refractory ewing sarcoma received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.
    id
    OG000
    title
    Phase 2: Cohort 1, Ewing Sarcoma
  2. description
    Participants with recurrent or refractory rhabdomyosarcoma received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.
    id
    OG001
    title
    Phase 2: Cohort 2, Rhabdomyosarcoma
  3. description
    Participants with recurrent or refractory HGG received lenvatinib 11 mg/m\^2, capsules, orally, once daily in combination with everolimus 3 mg/m\^2, tablets, orally, once daily for up to 7 cycles (each cycle was 28 days) unless participant discontinued early from the study.
    id
    OG002
    title
    Phase 2: Cohort 3, HGG
param Type
MEDIAN
population Description
Evaluable analysis set included all evaluable participants who have measurable disease present at baseline, and at least one postbaseline efficacy assessment, unless they have discontinued prior to first efficacy assessment due to progressive disease. Here, 'overall number of participants analyzed' signifies participants who had CR or PR.
reporting Status
POSTED
time Frame
From date of the first observation of CR or PR until the date of first observation of progression or date of death (up to 6.5 months)
title
Phase 2: Duration of Response (DOR)
type
SECONDARY
unit Of Measure
months

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Preserved source evidence · Not medical advice