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NCT00963820 · OUTCOME

Neurotoxicity Grading

Study Evaluating the Safety and Tolerability of Weekly Dosing of Oral IXAZOMIB in Adult Patients With Relapsed and Refractory Multiple Myeloma · Source last updated 2018-01-10

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

Measure
MEAN
Unit
score on a scale
Interval / dispersion
Standard Deviation
Time frame
Cycle 1 Day 1 and End of Study (Up to 354 days)

What was measured

Neurotoxicity is graded using participant responses to 11 functional questions on a 5-point scale, where 0=Not at all and 4=Very much, using the Functional Assessment of Cancer Therapy/Gynecology Oncology Group - Neurotoxicity Questionnaire, Version 4.0(14). Neurotoxicity subscale is a sum of 11 reversed item scores where each original score is transformed as (4 - score). The highest possible score is 44, and a higher score indicates more neurotoxicity.

Analysis population: Safety Population included all randomized participants who received study drug.

Groups in this outcome

0.24 mg/m^2

Ixazomib citrate, 0.24 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

0.48 mg/m^2

Ixazomib citrate, 0.48 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

0.80 mg/m^2

Ixazomib citrate, 0.80 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

1.20 mg/m^2

Ixazomib citrate, 1.20 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

1.68 mg/m^2

Ixazomib citrate, 1.68 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

2.23 mg/m^2

Ixazomib citrate, 2.23 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

2.97 mg/m^2

Ixazomib citrate, 2.97 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

3.95 mg/m^2

Ixazomib citrate, 3.95 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

Relapsed and Refractory (RR)

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the Relapsed and Refractory (RR) expansion cohort that includes 2 participants from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

VELCADE-relapsed (VR)

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the VELCADE-relapsed (VR) expansion cohort that includes 1 participant from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

PI naïve

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in expansion cohort of participants who were proteasome inhibitor-naïve (PI naïve). All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

Carfilzomib

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the expansion cohort of participants who received their last dose of carfilzomib between 21 and 60 days prior to the first dose of ixazomib citrate. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

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

Analysis denominator · Participants

GroupSource count
0.24 mg/m^23
0.48 mg/m^23
0.80 mg/m^23
1.20 mg/m^23
1.68 mg/m^24
2.23 mg/m^23
2.97 mg/m^28
3.95 mg/m^25
Relapsed and Refractory (RR)11
VELCADE-relapsed (VR)10
PI naïve6
Carfilzomib4

Reported measurements

Cycle 1 Day 1 (n=2,3,3,3,4,3,7,4,9,8,6,4)
Values in score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
0.24 mg/m^236.009.899Not reportedNot reportedNot reported
0.48 mg/m^240.331.155Not reportedNot reportedNot reported
0.80 mg/m^242.003.464Not reportedNot reportedNot reported
1.20 mg/m^236.007.937Not reportedNot reportedNot reported
1.68 mg/m^239.502.646Not reportedNot reportedNot reported
2.23 mg/m^236.804.530Not reportedNot reportedNot reported
2.97 mg/m^233.147.841Not reportedNot reportedNot reported
3.95 mg/m^238.504.203Not reportedNot reportedNot reported
Relapsed and Refractory (RR)38.445.053Not reportedNot reportedNot reported
VELCADE-relapsed (VR)33.736.935Not reportedNot reportedNot reported
PI naïve38.006.928Not reportedNot reportedNot reported
Carfilzomib32.008.367Not reportedNot reportedNot reported
End of Study (n=3,3,2,1,1,3,4,3,8,5,4,3)
Values in score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
0.24 mg/m^225.003.606Not reportedNot reportedNot reported
0.48 mg/m^240.672.517Not reportedNot reportedNot reported
0.80 mg/m^238.503.536Not reportedNot reportedNot reported
1.20 mg/m^235.000.000Not reportedNot reportedNot reported
1.68 mg/m^242.000.000Not reportedNot reportedNot reported
2.23 mg/m^236.003.606Not reportedNot reportedNot reported
2.97 mg/m^236.007.528Not reportedNot reportedNot reported
3.95 mg/m^233.338.386Not reportedNot reportedNot reported
Relapsed and Refractory (RR)33.889.219Not reportedNot reportedNot reported
VELCADE-relapsed (VR)27.2413.122Not reportedNot reportedNot reported
PI naïve37.005.944Not reportedNot reportedNot reported
Carfilzomib27.337.371Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        9.899
        value
        36.00
      2. group Id
        OG001
        spread
        1.155
        value
        40.33
      3. group Id
        OG002
        spread
        3.464
        value
        42.00
      4. group Id
        OG003
        spread
        7.937
        value
        36.00
      5. group Id
        OG004
        spread
        2.646
        value
        39.50
      6. group Id
        OG005
        spread
        4.530
        value
        36.80
      7. group Id
        OG006
        spread
        7.841
        value
        33.14
      8. group Id
        OG007
        spread
        4.203
        value
        38.50
      9. group Id
        OG008
        spread
        5.053
        value
        38.44
      10. group Id
        OG009
        spread
        6.935
        value
        33.73
      11. group Id
        OG010
        spread
        6.928
        value
        38.00
      12. group Id
        OG011
        spread
        8.367
        value
        32.00
    title
    Cycle 1 Day 1 (n=2,3,3,3,4,3,7,4,9,8,6,4)
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        3.606
        value
        25.00
      2. group Id
        OG001
        spread
        2.517
        value
        40.67
      3. group Id
        OG002
        spread
        3.536
        value
        38.50
      4. group Id
        OG003
        spread
        0.000
        value
        35.00
      5. group Id
        OG004
        spread
        0.000
        value
        42.00
      6. group Id
        OG005
        spread
        3.606
        value
        36.00
      7. group Id
        OG006
        spread
        7.528
        value
        36.00
      8. group Id
        OG007
        spread
        8.386
        value
        33.33
      9. group Id
        OG008
        spread
        9.219
        value
        33.88
      10. group Id
        OG009
        spread
        13.122
        value
        27.24
      11. group Id
        OG010
        spread
        5.944
        value
        37.00
      12. group Id
        OG011
        spread
        7.371
        value
        27.33
    title
    End of Study (n=3,3,2,1,1,3,4,3,8,5,4,3)
denoms
  1. counts
    1. group Id
      OG000
      value
      3
    2. group Id
      OG001
      value
      3
    3. group Id
      OG002
      value
      3
    4. group Id
      OG003
      value
      3
    5. group Id
      OG004
      value
      4
    6. group Id
      OG005
      value
      3
    7. group Id
      OG006
      value
      8
    8. group Id
      OG007
      value
      5
    9. group Id
      OG008
      value
      11
    10. group Id
      OG009
      value
      10
    11. group Id
      OG010
      value
      6
    12. group Id
      OG011
      value
      4
    units
    Participants
description
Neurotoxicity is graded using participant responses to 11 functional questions on a 5-point scale, where 0=Not at all and 4=Very much, using the Functional Assessment of Cancer Therapy/Gynecology Oncology Group - Neurotoxicity Questionnaire, Version 4.0(14). Neurotoxicity subscale is a sum of 11 reversed item scores where each original score is transformed as (4 - score). The highest possible score is 44, and a higher score indicates more neurotoxicity.
dispersion Type
Standard Deviation
groups
  1. description
    Ixazomib citrate, 0.24 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG000
    title
    0.24 mg/m^2
  2. description
    Ixazomib citrate, 0.48 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG001
    title
    0.48 mg/m^2
  3. description
    Ixazomib citrate, 0.80 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG002
    title
    0.80 mg/m^2
  4. description
    Ixazomib citrate, 1.20 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG003
    title
    1.20 mg/m^2
  5. description
    Ixazomib citrate, 1.68 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG004
    title
    1.68 mg/m^2
  6. description
    Ixazomib citrate, 2.23 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG005
    title
    2.23 mg/m^2
  7. description
    Ixazomib citrate, 2.97 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG006
    title
    2.97 mg/m^2
  8. description
    Ixazomib citrate, 3.95 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG007
    title
    3.95 mg/m^2
  9. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the Relapsed and Refractory (RR) expansion cohort that includes 2 participants from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG008
    title
    Relapsed and Refractory (RR)
  10. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the VELCADE-relapsed (VR) expansion cohort that includes 1 participant from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG009
    title
    VELCADE-relapsed (VR)
  11. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in expansion cohort of participants who were proteasome inhibitor-naïve (PI naïve). All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG010
    title
    PI naïve
  12. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the expansion cohort of participants who received their last dose of carfilzomib between 21 and 60 days prior to the first dose of ixazomib citrate. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG011
    title
    Carfilzomib
param Type
MEAN
population Description
Safety Population included all randomized participants who received study drug.
reporting Status
POSTED
time Frame
Cycle 1 Day 1 and End of Study (Up to 354 days)
title
Neurotoxicity Grading
type
PRIMARY
unit Of Measure
score on a scale

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Preserved source evidence · Not medical advice