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NCT00123474 · OUTCOME

Percent of Participants Intolerant to Imatinib With MCyR at 6 Months and at 24 Months Follow-Up, by QD and BID Schedules and by Total Daily Dose

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
percentage of participants
Interval / dispersion
95% Confidence Interval
Time frame
6 months, 24 months

What was measured

CyR was based on the number of Ph+ metaphases among cells in metaphase on a BM sample. The criteria for CyR were as follows: complete cytogenetic response (CCyR): 0% Ph+ cells in metaphase in BM; PCyR: \>0 to 35% Ph+ cells in metaphase in BM; Minor cytogenetic response: \>35 to 65% Ph+ cells in metaphase in BM; Minimal cytogenetic response: \>65 to 95% Ph+ cells in metaphase in BM; No cytogenetic response: \>95 to 100% Ph+ cells in metaphase in BM; Best CyR was defined as the best response obtained at any time during the study; MCyR was defined as a best CyR of CCyR or PCyR.

Analysis population: All randomized imatinib-intolerant participants with available data were summarized.

Groups in this outcome

QD Dasatinib

Participants received either 100 mg or 140 mg once a day (QD) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.

BID Dasatinib

Participants received either 50 mg or 70 mg twice a day (BID) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.

Total Daily Dose 100 mg

Participants received either 100 mg QD or 50 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.

Total Daily Dose 140 mg

Participants received either 140 mg QD or 70 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.

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

Analysis denominator · Participants

GroupSource count
QD Dasatinib87
BID Dasatinib85
Total Daily Dose 100 mg87
Total Daily Dose 140 mg86

Reported measurements

6 Month
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
QD Dasatinib72.4Not reported61.881.5Not reported
BID Dasatinib70.6Not reported59.780.0Not reported
Total Daily Dose 100 mg73.6Not reported63.082.4Not reported
Total Daily Dose 140 mg69.4Not reported58.579.0Not reported
24 Month
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
QD Dasatinib77.0Not reported66.885.4Not reported
BID Dasatinib75.6Not reported65.184.2Not reported
Total Daily Dose 100 mg77.0Not reported66.885.4Not reported
Total Daily Dose 140 mg75.6Not reported65.184.2Not reported

Source statistical analyses

Group order, estimate direction, methods and comments are retained. No treatment ranking is inferred.

  1. ci Lower Limit
    -11.7
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    15.3
    group Description
    6 Month Analysis
    group Ids
    1. OG000
    2. OG001
    non Inferiority Comment
    Non-inferiority of the QD schedule relative to the BID schedule was deduced if the lower bound of the 95% CI for the MCyRRQD minus MCyRRBID difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.8
    tested Non Inferiority
    true
  2. ci Lower Limit
    -9.3
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    17.6
    group Description
    6 Month Analysis
    group Ids
    1. OG002
    2. OG003
    non Inferiority Comment
    Non-inferiority of 100 mg QD Total Daily Dose relative to 140 mg QD Total Daily Dose was deduced if the lower bound of the 95% CI difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    4.2
    tested Non Inferiority
    true
  3. ci Lower Limit
    -11.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    14.1
    group Description
    24 Month Analysis
    group Ids
    1. OG000
    2. OG001
    non Inferiority Comment
    Non-inferiority of the QD schedule relative to the BID schedule was deduced if the lower bound of the 95% CI for the MCyRRQD minus MCyRRBID difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.4
    tested Non Inferiority
    true
  4. ci Lower Limit
    -11.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    14.1
    group Description
    24 Month Analysis
    group Ids
    1. OG002
    2. OG003
    non Inferiority Comment
    Non-inferiority of 100 mg QD Total Daily Dose relative to 140 mg QD Total Daily Dose was deduced if the lower bound of the 95% CI difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.4
    tested Non Inferiority
    true
Complete source fields
analyses
  1. ci Lower Limit
    -11.7
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    15.3
    group Description
    6 Month Analysis
    group Ids
    1. OG000
    2. OG001
    non Inferiority Comment
    Non-inferiority of the QD schedule relative to the BID schedule was deduced if the lower bound of the 95% CI for the MCyRRQD minus MCyRRBID difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.8
    tested Non Inferiority
    true
  2. ci Lower Limit
    -9.3
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    17.6
    group Description
    6 Month Analysis
    group Ids
    1. OG002
    2. OG003
    non Inferiority Comment
    Non-inferiority of 100 mg QD Total Daily Dose relative to 140 mg QD Total Daily Dose was deduced if the lower bound of the 95% CI difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    4.2
    tested Non Inferiority
    true
  3. ci Lower Limit
    -11.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    14.1
    group Description
    24 Month Analysis
    group Ids
    1. OG000
    2. OG001
    non Inferiority Comment
    Non-inferiority of the QD schedule relative to the BID schedule was deduced if the lower bound of the 95% CI for the MCyRRQD minus MCyRRBID difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.4
    tested Non Inferiority
    true
  4. ci Lower Limit
    -11.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    14.1
    group Description
    24 Month Analysis
    group Ids
    1. OG002
    2. OG003
    non Inferiority Comment
    Non-inferiority of 100 mg QD Total Daily Dose relative to 140 mg QD Total Daily Dose was deduced if the lower bound of the 95% CI difference was greater than or equal to -15%.
    non Inferiority Type
    NON_INFERIORITY_OR_EQUIVALENCE
    param Type
    Risk Difference (RD)
    param Value
    1.4
    tested Non Inferiority
    true
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        61.8
        upper Limit
        81.5
        value
        72.4
      2. group Id
        OG001
        lower Limit
        59.7
        upper Limit
        80.0
        value
        70.6
      3. group Id
        OG002
        lower Limit
        63.0
        upper Limit
        82.4
        value
        73.6
      4. group Id
        OG003
        lower Limit
        58.5
        upper Limit
        79.0
        value
        69.4
    title
    6 Month
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        66.8
        upper Limit
        85.4
        value
        77.0
      2. group Id
        OG001
        lower Limit
        65.1
        upper Limit
        84.2
        value
        75.6
      3. group Id
        OG002
        lower Limit
        66.8
        upper Limit
        85.4
        value
        77.0
      4. group Id
        OG003
        lower Limit
        65.1
        upper Limit
        84.2
        value
        75.6
    title
    24 Month
denoms
  1. counts
    1. group Id
      OG000
      value
      87
    2. group Id
      OG001
      value
      85
    3. group Id
      OG002
      value
      87
    4. group Id
      OG003
      value
      86
    units
    Participants
description
CyR was based on the number of Ph+ metaphases among cells in metaphase on a BM sample. The criteria for CyR were as follows: complete cytogenetic response (CCyR): 0% Ph+ cells in metaphase in BM; PCyR: \>0 to 35% Ph+ cells in metaphase in BM; Minor cytogenetic response: \>35 to 65% Ph+ cells in metaphase in BM; Minimal cytogenetic response: \>65 to 95% Ph+ cells in metaphase in BM; No cytogenetic response: \>95 to 100% Ph+ cells in metaphase in BM; Best CyR was defined as the best response obtained at any time during the study; MCyR was defined as a best CyR of CCyR or PCyR.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received either 100 mg or 140 mg once a day (QD) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.
    id
    OG000
    title
    QD Dasatinib
  2. description
    Participants received either 50 mg or 70 mg twice a day (BID) until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.
    id
    OG001
    title
    BID Dasatinib
  3. description
    Participants received either 100 mg QD or 50 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.
    id
    OG002
    title
    Total Daily Dose 100 mg
  4. description
    Participants received either 140 mg QD or 70 mg BID until progression of disease, development of intolerable toxicity, or the participant's decision to withdraw.
    id
    OG003
    title
    Total Daily Dose 140 mg
param Type
NUMBER
population Description
All randomized imatinib-intolerant participants with available data were summarized.
reporting Status
POSTED
time Frame
6 months, 24 months
title
Percent of Participants Intolerant to Imatinib With MCyR at 6 Months and at 24 Months Follow-Up, by QD and BID Schedules and by Total Daily Dose
type
SECONDARY
unit Of Measure
percentage of participants

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