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NCT00123474 · OUTCOME

Number of Participants With CHR Whose Disease Progressed by 24 Months

Chronic Myelogenous Leukemia (CML) - Follow on: Study of BMS-354825 in Subjects With CML · Source last updated 2016-08-25

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

Measure
NUMBER
Unit
participants
Interval / dispersion
Not reported
Time frame
24 months

What was measured

Progression in a participant=achieved a CHR and subsequently no longer met the criteria consistently over a consecutive 2-week period after starting their maximum dose; had no CHR after receiving their maximum dose and had an increase in white blood count (WBC) defined as a doubling of the count from the lowest value to \>20,000/mm\^3 or an increase by \> 50,000/mm\^3 on two assessments performed at least 2 weeks apart; met the criteria of accelerated or blast phase CML at any time; had a MCyR and subsequently no longer met the criteria for MCyR after starting their maximum dose; had a ≥ 30% absolute increase in the number of Ph+ metaphases. Although a related secondary endpoint was estimated duration of CHR, medium duration of CHR could not be estimated because the majority of participants with CHR continued to respond, or could not be reliably estimated because of the large number of censored participants.

Analysis population: All imatinib-resistant participants who achieved CHR and then experienced disease progression were summarized.

Groups in this outcome

Dasatinib 100 mg QD

Participants received 100 mg once a day (QD) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.

Dasatinib 140 mg QD

Participants received 140 mg QD until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.

Dasatinib 50 mg BID

Participants received 50 mg twice a day (BID) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.

Dasatinib 70 mg BID

Participants received 70 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.

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

Analysis denominator · Participants

GroupSource count
Dasatinib 100 mg QD110
Dasatinib 140 mg QD106
Dasatinib 50 mg BID114
Dasatinib 70 mg BID112

Reported measurements

Source class 1
Values in participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Dasatinib 100 mg QD18Not reportedNot reportedNot reportedNot reported
Dasatinib 140 mg QD28Not reportedNot reportedNot reportedNot reported
Dasatinib 50 mg BID22Not reportedNot reportedNot reportedNot reported
Dasatinib 70 mg BID24Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        18
      2. group Id
        OG001
        value
        28
      3. group Id
        OG002
        value
        22
      4. group Id
        OG003
        value
        24
denoms
  1. counts
    1. group Id
      OG000
      value
      110
    2. group Id
      OG001
      value
      106
    3. group Id
      OG002
      value
      114
    4. group Id
      OG003
      value
      112
    units
    Participants
description
Progression in a participant=achieved a CHR and subsequently no longer met the criteria consistently over a consecutive 2-week period after starting their maximum dose; had no CHR after receiving their maximum dose and had an increase in white blood count (WBC) defined as a doubling of the count from the lowest value to \>20,000/mm\^3 or an increase by \> 50,000/mm\^3 on two assessments performed at least 2 weeks apart; met the criteria of accelerated or blast phase CML at any time; had a MCyR and subsequently no longer met the criteria for MCyR after starting their maximum dose; had a ≥ 30% absolute increase in the number of Ph+ metaphases. Although a related secondary endpoint was estimated duration of CHR, medium duration of CHR could not be estimated because the majority of participants with CHR continued to respond, or could not be reliably estimated because of the large number of censored participants.
groups
  1. description
    Participants received 100 mg once a day (QD) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.
    id
    OG000
    title
    Dasatinib 100 mg QD
  2. description
    Participants received 140 mg QD until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.
    id
    OG001
    title
    Dasatinib 140 mg QD
  3. description
    Participants received 50 mg twice a day (BID) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.
    id
    OG002
    title
    Dasatinib 50 mg BID
  4. description
    Participants received 70 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw. After the 2-year analysis, and with Protocol Amendment 02, participants on a BID dosing schedule were allowed to switch to a QD dosing schedule.
    id
    OG003
    title
    Dasatinib 70 mg BID
param Type
NUMBER
population Description
All imatinib-resistant participants who achieved CHR and then experienced disease progression were summarized.
reporting Status
POSTED
time Frame
24 months
title
Number of Participants With CHR Whose Disease Progressed by 24 Months
type
SECONDARY
unit Of Measure
participants

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Preserved source evidence · Not medical advice