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NCT00908037 · OUTCOME

Percentage of Participants Who Reduced or Discontinued Baseline Concomitant ITP Medications During the 24 Weeks of Eltrombopag Treatment During Part 2/ 3

Efficacy and Safety Study of Eltrombopag in Pediatric Patients With Thrombocytopenia From Chronic Idiopathic Thrombocytopenic Purpura (ITP) · Source last updated 2018-10-12

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
Not reported
Time frame
From Baseline to the end of treatment up to Week 31 + 1 day of Part 2/3

What was measured

Participants who discontinued (dis) or had a sustained reduction (red) of a Baseline (BL) ITP medication for at least one day during the period of Day 1 of Part 2/3 to the last dose of study medication +1 day are reported. The denominator is the number of subjects taking an ITP medication at baseline. For participants randomized to placebo in Part 2, BL is defined as Week 7 of Part 2. For participants randomized to eltrombopag in Part 2, BL is defined as Day 1 of Part 2. A sustained reduction is defined as reduction for 4 weeks or more. An attempted reduction or discontinuation is a decrease in the dose or frequency from the BL dose or frequency of an ITP medication for at least one day during the period Part 2/3 Day 1 to the last dose of study medication + 1 day.

Analysis population: ITT Population, only those participants enrolled during Part 2/3 were analyzed.

Groups in this outcome

Part 2/3 (Eltrombopag Open-Label Period) Cohort 1

All participants aged between 12 and 17 years and completing Part 2 of the study received an Open-Label treatment of eltrombopag administered as a tablet in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag starting at 37.5 mg QD up to Week 31 of the study. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.

Part 2/3 (Eltrombopag Open-Label Period) Cohort 2

All participants aged between 6 and 11 years and completing Part 2 of the study received an Open -Label treatment of eltrombopag administered as a tablet in Part 2/3. Participants with difficulty swallowing a tablet in Part 2 were administered eltrombopag as a dry powder for oral suspension in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag based on body weight up to Week 31 of the study. Participants with a body weight of \<=27 kg received 25 mg QD and participants with a body weight of \>=27 kg QD received 50 mg QD. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.

Part 2/3 (Eltrombopag Open-Label Period) Cohort 3

All participants aged between 1 and 5 years and completing Part 2 of the study received an Open-Label treatment of eltrombopag administered as a dry powder for oral suspension in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag up to Week 31 of the study at 1.5 mg/kg QD. Participants of East Asian ancestry received 0.8 mg/kg/day. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.

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

Analysis denominator · Participants

GroupSource count
Part 2/3 (Eltrombopag Open-Label Period) Cohort 124
Part 2/3 (Eltrombopag Open-Label Period) Cohort 228
Part 2/3 (Eltrombopag Open-Label Period) Cohort 315

Reported measurements

Taking an ITP medication at BL
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Part 2/3 (Eltrombopag Open-Label Period) Cohort 125.0Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 217.9Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 313.3Not reportedNot reportedNot reportedNot reported
Attempted red or dis
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Part 2/3 (Eltrombopag Open-Label Period) Cohort 166.7Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 220.0Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 3100.0Not reportedNot reportedNot reportedNot reported
Permanent (perm) dis of all BL ITP medication(med)
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Part 2/3 (Eltrombopag Open-Label Period) Cohort 116.7Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 220.0Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 350.0Not reportedNot reportedNot reportedNot reported
Perm dis at least 1 BL ITP med
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Part 2/3 (Eltrombopag Open-Label Period) Cohort 133.3Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 220.0Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 350.0Not reportedNot reportedNot reportedNot reported
Perm dis all BL ITP med taken prior to Part 2/3
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Part 2/3 (Eltrombopag Open-Label Period) Cohort 10Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 240.0Not reportedNot reportedNot reportedNot reported
Part 2/3 (Eltrombopag Open-Label Period) Cohort 30Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        25.0
      2. group Id
        OG001
        value
        17.9
      3. group Id
        OG002
        value
        13.3
    title
    Taking an ITP medication at BL
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        66.7
      2. group Id
        OG001
        value
        20.0
      3. group Id
        OG002
        value
        100.0
    title
    Attempted red or dis
  3. categories
    1. measurements
      1. group Id
        OG000
        value
        16.7
      2. group Id
        OG001
        value
        20.0
      3. group Id
        OG002
        value
        50.0
    title
    Permanent (perm) dis of all BL ITP medication(med)
  4. categories
    1. measurements
      1. group Id
        OG000
        value
        33.3
      2. group Id
        OG001
        value
        20.0
      3. group Id
        OG002
        value
        50.0
    title
    Perm dis at least 1 BL ITP med
  5. categories
    1. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        40.0
      3. group Id
        OG002
        value
        0
    title
    Perm dis all BL ITP med taken prior to Part 2/3
denoms
  1. counts
    1. group Id
      OG000
      value
      24
    2. group Id
      OG001
      value
      28
    3. group Id
      OG002
      value
      15
    units
    Participants
description
Participants who discontinued (dis) or had a sustained reduction (red) of a Baseline (BL) ITP medication for at least one day during the period of Day 1 of Part 2/3 to the last dose of study medication +1 day are reported. The denominator is the number of subjects taking an ITP medication at baseline. For participants randomized to placebo in Part 2, BL is defined as Week 7 of Part 2. For participants randomized to eltrombopag in Part 2, BL is defined as Day 1 of Part 2. A sustained reduction is defined as reduction for 4 weeks or more. An attempted reduction or discontinuation is a decrease in the dose or frequency from the BL dose or frequency of an ITP medication for at least one day during the period Part 2/3 Day 1 to the last dose of study medication + 1 day.
groups
  1. description
    All participants aged between 12 and 17 years and completing Part 2 of the study received an Open-Label treatment of eltrombopag administered as a tablet in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag starting at 37.5 mg QD up to Week 31 of the study. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.
    id
    OG000
    title
    Part 2/3 (Eltrombopag Open-Label Period) Cohort 1
  2. description
    All participants aged between 6 and 11 years and completing Part 2 of the study received an Open -Label treatment of eltrombopag administered as a tablet in Part 2/3. Participants with difficulty swallowing a tablet in Part 2 were administered eltrombopag as a dry powder for oral suspension in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag based on body weight up to Week 31 of the study. Participants with a body weight of \<=27 kg received 25 mg QD and participants with a body weight of \>=27 kg QD received 50 mg QD. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.
    id
    OG001
    title
    Part 2/3 (Eltrombopag Open-Label Period) Cohort 2
  3. description
    All participants aged between 1 and 5 years and completing Part 2 of the study received an Open-Label treatment of eltrombopag administered as a dry powder for oral suspension in Part 2/3. Participants who received placebo in Part 2 received 24 weeks of treatment of eltrombopag up to Week 31 of the study at 1.5 mg/kg QD. Participants of East Asian ancestry received 0.8 mg/kg/day. Participants who received 7 weeks of eltrombopag treatment in Part 2 received an additional 17 weeks of treatment to complete a total of 24 weeks continuing at the same dosage at the end of Part 2. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.
    id
    OG002
    title
    Part 2/3 (Eltrombopag Open-Label Period) Cohort 3
param Type
NUMBER
population Description
ITT Population, only those participants enrolled during Part 2/3 were analyzed.
reporting Status
POSTED
time Frame
From Baseline to the end of treatment up to Week 31 + 1 day of Part 2/3
title
Percentage of Participants Who Reduced or Discontinued Baseline Concomitant ITP Medications During the 24 Weeks of Eltrombopag Treatment During Part 2/ 3
type
SECONDARY
unit Of Measure
Percentage of Participants

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