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NCT01207440 · OUTCOME

Progression-free Survival (PFS)

Ponatinib for Chronic Myeloid Leukemia (CML) Evaluation and Ph+ Acute Lymphoblastic Leukemia (ALL) · Source last updated 2021-02-02

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

Measure
MEDIAN
Unit
days
Interval / dispersion
95% Confidence Interval
Time frame
Every 12 weeks ± 2 weeks from last dose of study drug or the investigator/participant decision to discontinue treatment, whichever occurred later (Up to approximately 96 months after last dose)

What was measured

PFS is defined as the interval from the first dose of study treatment until the criteria for progression or death are met, censored at the last response assessment. Progression from CP is reported as death, development of AP or BP, loss of CHR (in the absence of cytogenetic response), confirmed by development in complete blood counts (CBCs) at least 4 weeks apart, loss of MCyR, increasing WBC in participant without CHR defined by doubling of WBC to \>20K on 2 occasions at least 4 weeks apart; Progression from AP is reported as death, development of confirmed BP, loss of previous major or minor hematologic response over a 2-week period, no decrease from baseline levels in percentage blasts in peripheral blood or BM on all assessments over a 4-week period; Progression from BP or Ph+ ALL is reported as death, increasing blasts in peripheral blood or BM over a 4 week period.

Analysis population: Treated population included all participants assigned to Cohorts A to F who received at least 1 dose of ponatinib.

Groups in this outcome

Cohort A: CP-CML R-I

CP-CML participants R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

Cohort B: CP-CML With T315I Mutation

CP-CML participants who had T315I mutation of breakpoint cluster region-Abelson complex (BCR-ABL) were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

Cohort C: AP-CML R-I

AP-CML R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

Cohort D: AP-CML With T315I Mutation

AP-CML participants who had T315I mutation of BCR-ABL were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

Cohort E: BP-CML/Ph+ ALL R-I

BP-CML or Ph+ ALL R-I to dasatinib or nilotinib or Ph+ ALL R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

Cohort F: BP-CML or Ph+ ALL With T315I Mutation

BP-CML or Ph+ ALL participants who had T315I mutation of BCR-ABL were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).

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

Analysis denominator · Participants

GroupSource count
Cohort A: CP-CML R-I203
Cohort B: CP-CML With T315I Mutation64
Cohort C: AP-CML R-I65
Cohort D: AP-CML With T315I Mutation18
Cohort E: BP-CML/Ph+ ALL R-I48
Cohort F: BP-CML or Ph+ ALL With T315I Mutation46

Reported measurements

Source class 1
Values in days · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Cohort A: CP-CML R-INANot reported1285.0NAPFS was not reached for Cohorts A and B due to fewer number of participants with events.
Cohort B: CP-CML With T315I Mutation1809.0Not reported1028.0NAPFS was not reached for Cohorts A and B due to fewer number of participants with events.
Cohort C: AP-CML R-I432.0Not reported335.0714.0Not reported
Cohort D: AP-CML With T315I Mutation959.0Not reported186.01847.0Not reported
Cohort E: BP-CML/Ph+ ALL R-I111.0Not reported55.0169.0Not reported
Cohort F: BP-CML or Ph+ ALL With T315I Mutation83.0Not reported55.0150.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        PFS was not reached for Cohorts A and B due to fewer number of participants with events.
        group Id
        OG000
        lower Limit
        1285.0
        upper Limit
        NA
        value
        NA
      2. comment
        PFS was not reached for Cohorts A and B due to fewer number of participants with events.
        group Id
        OG001
        lower Limit
        1028.0
        upper Limit
        NA
        value
        1809.0
      3. group Id
        OG002
        lower Limit
        335.0
        upper Limit
        714.0
        value
        432.0
      4. group Id
        OG003
        lower Limit
        186.0
        upper Limit
        1847.0
        value
        959.0
      5. group Id
        OG004
        lower Limit
        55.0
        upper Limit
        169.0
        value
        111.0
      6. group Id
        OG005
        lower Limit
        55.0
        upper Limit
        150.0
        value
        83.0
denoms
  1. counts
    1. group Id
      OG000
      value
      203
    2. group Id
      OG001
      value
      64
    3. group Id
      OG002
      value
      65
    4. group Id
      OG003
      value
      18
    5. group Id
      OG004
      value
      48
    6. group Id
      OG005
      value
      46
    units
    Participants
description
PFS is defined as the interval from the first dose of study treatment until the criteria for progression or death are met, censored at the last response assessment. Progression from CP is reported as death, development of AP or BP, loss of CHR (in the absence of cytogenetic response), confirmed by development in complete blood counts (CBCs) at least 4 weeks apart, loss of MCyR, increasing WBC in participant without CHR defined by doubling of WBC to \>20K on 2 occasions at least 4 weeks apart; Progression from AP is reported as death, development of confirmed BP, loss of previous major or minor hematologic response over a 2-week period, no decrease from baseline levels in percentage blasts in peripheral blood or BM on all assessments over a 4-week period; Progression from BP or Ph+ ALL is reported as death, increasing blasts in peripheral blood or BM over a 4 week period.
dispersion Type
95% Confidence Interval
groups
  1. description
    CP-CML participants R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG000
    title
    Cohort A: CP-CML R-I
  2. description
    CP-CML participants who had T315I mutation of breakpoint cluster region-Abelson complex (BCR-ABL) were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG001
    title
    Cohort B: CP-CML With T315I Mutation
  3. description
    AP-CML R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG002
    title
    Cohort C: AP-CML R-I
  4. description
    AP-CML participants who had T315I mutation of BCR-ABL were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG003
    title
    Cohort D: AP-CML With T315I Mutation
  5. description
    BP-CML or Ph+ ALL R-I to dasatinib or nilotinib or Ph+ ALL R-I to dasatinib or nilotinib were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG004
    title
    Cohort E: BP-CML/Ph+ ALL R-I
  6. description
    BP-CML or Ph+ ALL participants who had T315I mutation of BCR-ABL were administered ponatinib 45 mg, tablet, orally, once daily until disease progression or development of intolerance or if they met one or more of the protocol defined criteria for discontinuation (Up to approximately 48 months).
    id
    OG005
    title
    Cohort F: BP-CML or Ph+ ALL With T315I Mutation
param Type
MEDIAN
population Description
Treated population included all participants assigned to Cohorts A to F who received at least 1 dose of ponatinib.
reporting Status
POSTED
time Frame
Every 12 weeks ± 2 weeks from last dose of study drug or the investigator/participant decision to discontinue treatment, whichever occurred later (Up to approximately 96 months after last dose)
title
Progression-free Survival (PFS)
type
SECONDARY
unit Of Measure
days

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Preserved source evidence · Not medical advice