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NCT03859427 · OUTCOME

Percentage of Participants Who Reported Convenience as Measured by the Patient-reported Convenience With Carfilzomib-dosing Schedule Question

A Study Comparing Once-weekly vs Twice-weekly Carfilzomib in Combination With Lenalidomide and Dexamethasone in Subjects With Relapsed or Refractory Multiple Myeloma · Source last updated 2024-08-13

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
Day 28 of Cycle 4

What was measured

Patient-reported convenience was measured by the Patient-reported Convenience with Carfilzomib-dosing Schedule Question. The items in the questionnaire were categorized as 'Convenient', which included responses of 'Very Convenient' and 'Convenient', and 'Inconvenient' which included responses of 'Inconvenient' and 'Very Inconvenient'. The 95% CIs were estimated using the Clopper-Pearson method.

Analysis population: The ITT population included all randomized participants.

Groups in this outcome

Twice-weekly KRd 20/27 mg/m^2

Carfilzomib was administered twice-weekly intravenously as a 10 ± 5 minute infusion using an infusion pump on Days 1, 2, 8, 9, 15, and 16 of each 28-day cycle. The dose was 20 mg/m\^2 on Days 1 and 2 of Cycle 1 and 27 mg/m\^2 beginning on Day 8 of Cycle 1 and thereafter. Participants also received lenalidomide 25 mg daily orally on Days 1 to 21 of each cycle and dexamethasone 40 mg weekly orally or intravenously. Participants were treated for up to 12 28-day cycles.

Once-weekly KRd 20/56 mg/m^2

Carfilzomib was administered once-weekly intravenously as a 30 ± 5 minute infusion using an infusion pump on Days 1, 8, and 15 of each 28-day cycle. The dose was 20 mg/m\^2 on Day 1 of Cycle 1 and 56 mg/m\^2 beginning on Day 8 of Cycle 1 and thereafter. Participants also received lenalidomide 25 mg daily orally on Days 1 to 21 of each cycle and dexamethasone 40 mg weekly orally or intravenously. Participants were treated for up to 12 28-day cycles.

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

Analysis denominator · Participants

GroupSource count
Twice-weekly KRd 20/27 mg/m^2226
Once-weekly KRd 20/56 mg/m^2228

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Twice-weekly KRd 20/27 mg/m^280.5Not reported74.885.5Not reported
Once-weekly KRd 20/56 mg/m^281.6Not reported75.986.4Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.653
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.683
    estimate Comment
    Odds ratio and 95% CIs were estimated by a stratified analysis using the Cochran-Mantel-Haenszel method.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    Odds Ratio (OR)
    param Value
    1.049
Complete source fields
analyses
  1. ci Lower Limit
    0.653
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.683
    estimate Comment
    Odds ratio and 95% CIs were estimated by a stratified analysis using the Cochran-Mantel-Haenszel method.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    Odds Ratio (OR)
    param Value
    1.049
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        74.8
        upper Limit
        85.5
        value
        80.5
      2. group Id
        OG001
        lower Limit
        75.9
        upper Limit
        86.4
        value
        81.6
denoms
  1. counts
    1. group Id
      OG000
      value
      226
    2. group Id
      OG001
      value
      228
    units
    Participants
description
Patient-reported convenience was measured by the Patient-reported Convenience with Carfilzomib-dosing Schedule Question. The items in the questionnaire were categorized as 'Convenient', which included responses of 'Very Convenient' and 'Convenient', and 'Inconvenient' which included responses of 'Inconvenient' and 'Very Inconvenient'. The 95% CIs were estimated using the Clopper-Pearson method.
dispersion Type
95% Confidence Interval
groups
  1. description
    Carfilzomib was administered twice-weekly intravenously as a 10 ± 5 minute infusion using an infusion pump on Days 1, 2, 8, 9, 15, and 16 of each 28-day cycle. The dose was 20 mg/m\^2 on Days 1 and 2 of Cycle 1 and 27 mg/m\^2 beginning on Day 8 of Cycle 1 and thereafter. Participants also received lenalidomide 25 mg daily orally on Days 1 to 21 of each cycle and dexamethasone 40 mg weekly orally or intravenously. Participants were treated for up to 12 28-day cycles.
    id
    OG000
    title
    Twice-weekly KRd 20/27 mg/m^2
  2. description
    Carfilzomib was administered once-weekly intravenously as a 30 ± 5 minute infusion using an infusion pump on Days 1, 8, and 15 of each 28-day cycle. The dose was 20 mg/m\^2 on Day 1 of Cycle 1 and 56 mg/m\^2 beginning on Day 8 of Cycle 1 and thereafter. Participants also received lenalidomide 25 mg daily orally on Days 1 to 21 of each cycle and dexamethasone 40 mg weekly orally or intravenously. Participants were treated for up to 12 28-day cycles.
    id
    OG001
    title
    Once-weekly KRd 20/56 mg/m^2
param Type
NUMBER
population Description
The ITT population included all randomized participants.
reporting Status
POSTED
time Frame
Day 28 of Cycle 4
title
Percentage of Participants Who Reported Convenience as Measured by the Patient-reported Convenience With Carfilzomib-dosing Schedule Question
type
SECONDARY
unit Of Measure
percentage of participants

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