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NCT00908037 · OUTCOME

Kids' ITP Tool (KIT) Questionnaire Total Score at Baseline and Week 6as Assessed Using the KIT Questionnaire During the Randomized Period, Part 2

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
MEAN
Unit
Score on scale
Interval / dispersion
Standard Deviation
Time frame
Baseline and Week 6 of Part 2

What was measured

The KIT questionnaire measures the impact on the quality of life determined by the participant and the guardian by self reported outcomes at Baseline or the Screening Visit, after 6 weeks of treatment or withdrawal from the study. The KIT total score is calculated from the scores of each of the individual questions from Q1 - Q26 (excluding any answer that is 'Not applicable'). The code list used for the individual question scores is: 1 = never, 2 = seldom, 3 = sometimes, 4 = often, 5 = always and 9 = not applicable. The range of values the total score can take is 0 (worst) to 100 (best). For subjects under the age of six, the family questionnaire (parental proxy) has been used.

Analysis population: ITT Population. Only those participants available at the specified time points were analyzed (represented by n=X,X,X,X in the category titles). Different participants may have been analyzed at different time points, so the overall number of participants analyzed reflects everyone in the ITT Population.

Groups in this outcome

Part 2 (Randomized Period) Cohort 1-Placebo

Participants aged between 12 and 17 years received eltrombopag matching placebo administered as a tablet QD for 7 weeks.

Part 2 (Randomized Period) Cohort 1- Eltrombopag

Participants aged between 12 and 17 years received eltrombopag administered as a tablet for 7 weeks. The starting dose of eltrombopag was 37.5 mg QD. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.

Part 2 (Randomized Period) Cohort 2-Placebo

Participants aged between 6 and 11 years received eltrombopag matching placebo administered as a tablet QD for 7 weeks.

Part 2 (Randomized Period) Cohort 2-Eltrombopag

Participants aged between 6 and 11 years received eltrombopag administered as a tablet for 7 weeks. The starting dose of eltrombopag was based on the body weight, participants with a weight of \<27 kg received 25 mg QD and participants with a weight of \>=27 kg received 50 mg QD. Participants of East Asian ancestry with a body weight of \<27 kg received 12.5 mg QD and participants with a weight of \>=27 kg received 25 mg QD. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.

Part 2 (Randomized Period) Cohort 3-Placebo

Participants aged between 1 to 5 years received eltrombopag matching placebo administered as a dry powder for oral suspension QD for 7 weeks.

Part 2 (Randomized Period) Cohort 3- Eltrombopag

Participants aged between 1 to 5 years received eltrombopag administered as a dry powder for oral suspension for 7 weeks. The starting dose of eltrombopag was 1.5 mg/kg QD and the dose calculations were based on the body weight. Participants of East Asian ancestry began at 0.8 mg/kg/day. The maximum dose allowed was 2 mg/kg, unless otherwise approved by the investigator, and could not exceed 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 (Randomized Period) Cohort 1-Placebo8
Part 2 (Randomized Period) Cohort 1- Eltrombopag16
Part 2 (Randomized Period) Cohort 2-Placebo9
Part 2 (Randomized Period) Cohort 2-Eltrombopag19
Part 2 (Randomized Period) Cohort 3-Placebo5
Part 2 (Randomized Period) Cohort 3- Eltrombopag10

Reported measurements

Baseline, n=6, 11, 9, 10, 2, 8
Values in Score on scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Part 2 (Randomized Period) Cohort 1-Placebo83.948.674Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 1- Eltrombopag76.8415.049Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 2-Placebo71.0519.581Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 2-Eltrombopag66.3617.321Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 3-Placebo82.617.686Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 3- Eltrombopag78.239.575Not reportedNot reportedNot reported
Week 6, n= 8,11,7,13, 5, 9
Values in Score on scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Part 2 (Randomized Period) Cohort 1-Placebo79.4610.971Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 1- Eltrombopag79.4613.899Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 2-Placebo74.6520.968Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 2-Eltrombopag80.1613.776Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 3-Placebo88.013.333Not reportedNot reportedNot reported
Part 2 (Randomized Period) Cohort 3- Eltrombopag80.8515.082Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        8.674
        value
        83.94
      2. group Id
        OG001
        spread
        15.049
        value
        76.84
      3. group Id
        OG002
        spread
        19.581
        value
        71.05
      4. group Id
        OG003
        spread
        17.321
        value
        66.36
      5. group Id
        OG004
        spread
        7.686
        value
        82.61
      6. group Id
        OG005
        spread
        9.575
        value
        78.23
    title
    Baseline, n=6, 11, 9, 10, 2, 8
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        10.971
        value
        79.46
      2. group Id
        OG001
        spread
        13.899
        value
        79.46
      3. group Id
        OG002
        spread
        20.968
        value
        74.65
      4. group Id
        OG003
        spread
        13.776
        value
        80.16
      5. group Id
        OG004
        spread
        3.333
        value
        88.01
      6. group Id
        OG005
        spread
        15.082
        value
        80.85
    title
    Week 6, n= 8,11,7,13, 5, 9
denoms
  1. counts
    1. group Id
      OG000
      value
      8
    2. group Id
      OG001
      value
      16
    3. group Id
      OG002
      value
      9
    4. group Id
      OG003
      value
      19
    5. group Id
      OG004
      value
      5
    6. group Id
      OG005
      value
      10
    units
    Participants
description
The KIT questionnaire measures the impact on the quality of life determined by the participant and the guardian by self reported outcomes at Baseline or the Screening Visit, after 6 weeks of treatment or withdrawal from the study. The KIT total score is calculated from the scores of each of the individual questions from Q1 - Q26 (excluding any answer that is 'Not applicable'). The code list used for the individual question scores is: 1 = never, 2 = seldom, 3 = sometimes, 4 = often, 5 = always and 9 = not applicable. The range of values the total score can take is 0 (worst) to 100 (best). For subjects under the age of six, the family questionnaire (parental proxy) has been used.
dispersion Type
Standard Deviation
groups
  1. description
    Participants aged between 12 and 17 years received eltrombopag matching placebo administered as a tablet QD for 7 weeks.
    id
    OG000
    title
    Part 2 (Randomized Period) Cohort 1-Placebo
  2. description
    Participants aged between 12 and 17 years received eltrombopag administered as a tablet for 7 weeks. The starting dose of eltrombopag was 37.5 mg QD. 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 (Randomized Period) Cohort 1- Eltrombopag
  3. description
    Participants aged between 6 and 11 years received eltrombopag matching placebo administered as a tablet QD for 7 weeks.
    id
    OG002
    title
    Part 2 (Randomized Period) Cohort 2-Placebo
  4. description
    Participants aged between 6 and 11 years received eltrombopag administered as a tablet for 7 weeks. The starting dose of eltrombopag was based on the body weight, participants with a weight of \<27 kg received 25 mg QD and participants with a weight of \>=27 kg received 50 mg QD. Participants of East Asian ancestry with a body weight of \<27 kg received 12.5 mg QD and participants with a weight of \>=27 kg received 25 mg QD. The maximum dose allowed was 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.
    id
    OG003
    title
    Part 2 (Randomized Period) Cohort 2-Eltrombopag
  5. description
    Participants aged between 1 to 5 years received eltrombopag matching placebo administered as a dry powder for oral suspension QD for 7 weeks.
    id
    OG004
    title
    Part 2 (Randomized Period) Cohort 3-Placebo
  6. description
    Participants aged between 1 to 5 years received eltrombopag administered as a dry powder for oral suspension for 7 weeks. The starting dose of eltrombopag was 1.5 mg/kg QD and the dose calculations were based on the body weight. Participants of East Asian ancestry began at 0.8 mg/kg/day. The maximum dose allowed was 2 mg/kg, unless otherwise approved by the investigator, and could not exceed 75 mg daily. All participants enrolled in the study underwent individual dose titration based upon platelet response.
    id
    OG005
    title
    Part 2 (Randomized Period) Cohort 3- Eltrombopag
param Type
MEAN
population Description
ITT Population. Only those participants available at the specified time points were analyzed (represented by n=X,X,X,X in the category titles). Different participants may have been analyzed at different time points, so the overall number of participants analyzed reflects everyone in the ITT Population.
reporting Status
POSTED
time Frame
Baseline and Week 6 of Part 2
title
Kids' ITP Tool (KIT) Questionnaire Total Score at Baseline and Week 6as Assessed Using the KIT Questionnaire During the Randomized Period, Part 2
type
SECONDARY
unit Of Measure
Score on scale

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Preserved source evidence · Not medical advice