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NCT00306202 · OUTCOME

Overall Survival (OS)

Study of Dasatinib in Children and Adolescents With Relapsed or Refractory Leukemia · Source last updated 2021-02-26

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 start of study therapy until death or 5 years after EOT (Median duration of therapy in months: Stratum 1=24.11 [Range: 2.27-50.63]; Stratum 2/3=3.02 [Range: 0.53-37.72]; Stratum 4=1.14 [Range: 0.03-3.38])

What was measured

Defined as time in months from start of study therapy to death. The OS was estimated using the Kaplan-Meier product-limit method, and a two-sided 95% CI for the median OS time was computed using the Brookmeyer and Crowley method.

Analysis population: All treated participants: Participants who received at least 1 dose of study therapy. Participants lost to followup were censored on the last date the participant was known to be alive.

Groups in this outcome

Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose

Participants with imatinib-resistant Philadelphia chromosome positive (Ph+) chronic myeloid leukemia (CML) in chronic phase (CP). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.

Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose

Participants with imatinib-resistant or imatinib-intolerant Ph+ CML in accelerated phase (AP), or in myeloid blast phase (MBP), or in lymphoid blast phase (LBP); or relapsed or refractory Ph+ acute lymphoblastic leukemia (ALL) after imatinib use; or second or subsequent relapse of Ph+ acute myeloid leukemia (AML). Starting Dose Level of 60 mg/m\^2; Escalated/Dose level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.

Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose

Participants with second or subsequent relapse of Ph- ALL or Ph- AML. Starting Dose Level of 60 mg/m\^2; Escalated/Dose level 2 of 80 mg/m\^2, Escalated/Dose level 3 of 100 mg/m\^2, and Escalated/Dose level 4 of 120 mg/m\^2. QD, as long as clinical benefit was maintained.

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

Analysis denominator · Participants

GroupSource count
Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose17
Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose17
Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose24

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting DoseNANot reportedNANAMedian OS was not estimable as 14 of the 17 participants were censored by 25 May 2011
Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose8.6Not reported3.2NAUpper limit not reached
Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose3.0Not reported1.74.4Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Median OS was not estimable as 14 of the 17 participants were censored by 25 May 2011
        group Id
        OG000
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      2. comment
        Upper limit not reached
        group Id
        OG001
        lower Limit
        3.2
        upper Limit
        NA
        value
        8.6
      3. group Id
        OG002
        lower Limit
        1.7
        upper Limit
        4.4
        value
        3.0
denoms
  1. counts
    1. group Id
      OG000
      value
      17
    2. group Id
      OG001
      value
      17
    3. group Id
      OG002
      value
      24
    units
    Participants
description
Defined as time in months from start of study therapy to death. The OS was estimated using the Kaplan-Meier product-limit method, and a two-sided 95% CI for the median OS time was computed using the Brookmeyer and Crowley method.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants with imatinib-resistant Philadelphia chromosome positive (Ph+) chronic myeloid leukemia (CML) in chronic phase (CP). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.
    id
    OG000
    title
    Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose
  2. description
    Participants with imatinib-resistant or imatinib-intolerant Ph+ CML in accelerated phase (AP), or in myeloid blast phase (MBP), or in lymphoid blast phase (LBP); or relapsed or refractory Ph+ acute lymphoblastic leukemia (ALL) after imatinib use; or second or subsequent relapse of Ph+ acute myeloid leukemia (AML). Starting Dose Level of 60 mg/m\^2; Escalated/Dose level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.
    id
    OG001
    title
    Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose
  3. description
    Participants with second or subsequent relapse of Ph- ALL or Ph- AML. Starting Dose Level of 60 mg/m\^2; Escalated/Dose level 2 of 80 mg/m\^2, Escalated/Dose level 3 of 100 mg/m\^2, and Escalated/Dose level 4 of 120 mg/m\^2. QD, as long as clinical benefit was maintained.
    id
    OG002
    title
    Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose
param Type
MEDIAN
population Description
All treated participants: Participants who received at least 1 dose of study therapy. Participants lost to followup were censored on the last date the participant was known to be alive.
reporting Status
POSTED
time Frame
From start of study therapy until death or 5 years after EOT (Median duration of therapy in months: Stratum 1=24.11 [Range: 2.27-50.63]; Stratum 2/3=3.02 [Range: 0.53-37.72]; Stratum 4=1.14 [Range: 0.03-3.38])
title
Overall Survival (OS)
type
SECONDARY
unit Of Measure
months

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Preserved source evidence · Not medical advice