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NCT03158688 · OUTCOME

Progression-free Survival (PFS) as Assessed by the Independent Review Committee (PA DCO Only)

Study of Carfilzomib, Daratumumab and Dexamethasone for Patients With Relapsed and/or Refractory Multiple Myeloma. · Source last updated 2025-05-09

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
From randomization until the PA DCO date of 14 July 2019; the longest treatment duration as of the DCO was 102.3 weeks

What was measured

Progression-free survival (PFS) was defined as the time from randomization to the earlier of disease progression or death due to any cause. Participants were evaluated for disease response and progression according to the International Myeloma Working Group-Uniform Response Criteria (IMWG-URC) as assessed by an Independent Review Committee (IRC). The duration of PFS was right censored for participants who met any of the following conditions: 1. no baseline/post-baseline disease assessments; 2. started a new anti myeloma therapy before documentation of progressive disease or death; 3. progressive disease or death immediately after more than 70 days without disease assessment visit or; 4. alive without documentation of disease progression before the analysis trigger date (PA DCO); 5. lost to follow-up or withdrawn consent.

Analysis population: Intent to Treat Population

Groups in this outcome

Kd - Carfilzomib and Dexamethasone

Carfilzomib was administered intravenously (IV) at 20 mg/m\^2 in Cycle 1: days 1 and 2; at 56 mg/m\^2 in Cycle 1: days 8, 9, 15 and 16. The 56 mg/m\^2 dosage was continued in Cycles 2+ on days 1, 2, 8, 9, 15 and 16. Dexamethasone was taken by IV infusion at 20 mg on Cycle 1, days 1 and 2 (in Cycles 2+, days 1 and 2 could be either oral or IV) and either orally or by IV infusion on days 8, 9, 15 and 16 and at 40 mg on day 22 of all 28-day cycles.

KdD - Carfilzomib, Dexamethasone and Daratumumab

Carfilzomib was administered intravenously (IV) at 20 mg/m\^2 in Cycle 1: days 1 and 2; at 56 mg/m\^2 in Cycle 1: days 8, 9, 15 and 16. The 56 mg/m\^2 dosage was continued in Cycles 2+ on days 1, 2, 8, 9, 15 and 16. Dexamethasone was taken by IV infusion at 20 mg on Cycle 1, days 1 and 2 (in Cycles 2+, days 1 and 2 could be either oral or IV) and either orally or by IV infusion on days 8, 9, 15 and 16 and at 40 mg on day 22 of all 28-day cycles. The administration of dexamethasone was given on carfilzomib and/or daratumumab IV infusion days. Daratumumab was administered by IV at 8 mg/kg on Cycle 1: days 1 and 2; at 16 mg/kg on Cycle 1: days 8, 15 and 22, and Cycle 2: days 1, 8, 15, and 22. The 16 mg/kg dosage was continued on Cycles 3-6: days 1 and 15. The 16 mg/kg dosage was continued on Cycles 7+: day 1 only.

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

Analysis denominator · Participants

GroupSource count
Kd - Carfilzomib and Dexamethasone154
KdD - Carfilzomib, Dexamethasone and Daratumumab312

Reported measurements

Source class 1

Participants with PFS events

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone68Not reportedNot reportedNot reportedNot reported
KdD - Carfilzomib, Dexamethasone and Daratumumab110Not reportedNot reportedNot reportedNot reported

Participants who were censored

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone86Not reportedNot reportedNot reportedNot reported
KdD - Carfilzomib, Dexamethasone and Daratumumab202Not reportedNot reportedNot reportedNot reported

Source statistical analyses

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

  1. ci Lower Limit
    0.464
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.854
    estimate Comment
    KdD/Kd
    group Description
    Stratification factors used in the Log-rank p-value (1-sided) and the Cox model hazard ratio (KdD/Kd) were as assessed at randomization: International Staging System stage at screening (Stage 1 or 2 vs Stage 3); prior proteasome inhibitor exposure (yes vs no); number of prior lines of therapy (1 vs \>= 2).
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0014
    p Value Comment
    alpha level of 0.025
    param Type
    Stratified Cox model hazard ratio
    param Value
    0.630
    statistical Method
    Log Rank
Complete source fields
analyses
  1. ci Lower Limit
    0.464
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.854
    estimate Comment
    KdD/Kd
    group Description
    Stratification factors used in the Log-rank p-value (1-sided) and the Cox model hazard ratio (KdD/Kd) were as assessed at randomization: International Staging System stage at screening (Stage 1 or 2 vs Stage 3); prior proteasome inhibitor exposure (yes vs no); number of prior lines of therapy (1 vs \>= 2).
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0014
    p Value Comment
    alpha level of 0.025
    param Type
    Stratified Cox model hazard ratio
    param Value
    0.630
    statistical Method
    Log Rank
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        68
      2. group Id
        OG001
        value
        110
      title
      Participants with PFS events
    2. measurements
      1. group Id
        OG000
        value
        86
      2. group Id
        OG001
        value
        202
      title
      Participants who were censored
denoms
  1. counts
    1. group Id
      OG000
      value
      154
    2. group Id
      OG001
      value
      312
    units
    Participants
description
Progression-free survival (PFS) was defined as the time from randomization to the earlier of disease progression or death due to any cause. Participants were evaluated for disease response and progression according to the International Myeloma Working Group-Uniform Response Criteria (IMWG-URC) as assessed by an Independent Review Committee (IRC). The duration of PFS was right censored for participants who met any of the following conditions: 1. no baseline/post-baseline disease assessments; 2. started a new anti myeloma therapy before documentation of progressive disease or death; 3. progressive disease or death immediately after more than 70 days without disease assessment visit or; 4. alive without documentation of disease progression before the analysis trigger date (PA DCO); 5. lost to follow-up or withdrawn consent.
groups
  1. description
    Carfilzomib was administered intravenously (IV) at 20 mg/m\^2 in Cycle 1: days 1 and 2; at 56 mg/m\^2 in Cycle 1: days 8, 9, 15 and 16. The 56 mg/m\^2 dosage was continued in Cycles 2+ on days 1, 2, 8, 9, 15 and 16. Dexamethasone was taken by IV infusion at 20 mg on Cycle 1, days 1 and 2 (in Cycles 2+, days 1 and 2 could be either oral or IV) and either orally or by IV infusion on days 8, 9, 15 and 16 and at 40 mg on day 22 of all 28-day cycles.
    id
    OG000
    title
    Kd - Carfilzomib and Dexamethasone
  2. description
    Carfilzomib was administered intravenously (IV) at 20 mg/m\^2 in Cycle 1: days 1 and 2; at 56 mg/m\^2 in Cycle 1: days 8, 9, 15 and 16. The 56 mg/m\^2 dosage was continued in Cycles 2+ on days 1, 2, 8, 9, 15 and 16. Dexamethasone was taken by IV infusion at 20 mg on Cycle 1, days 1 and 2 (in Cycles 2+, days 1 and 2 could be either oral or IV) and either orally or by IV infusion on days 8, 9, 15 and 16 and at 40 mg on day 22 of all 28-day cycles. The administration of dexamethasone was given on carfilzomib and/or daratumumab IV infusion days. Daratumumab was administered by IV at 8 mg/kg on Cycle 1: days 1 and 2; at 16 mg/kg on Cycle 1: days 8, 15 and 22, and Cycle 2: days 1, 8, 15, and 22. The 16 mg/kg dosage was continued on Cycles 3-6: days 1 and 15. The 16 mg/kg dosage was continued on Cycles 7+: day 1 only.
    id
    OG001
    title
    KdD - Carfilzomib, Dexamethasone and Daratumumab
param Type
COUNT_OF_PARTICIPANTS
population Description
Intent to Treat Population
reporting Status
POSTED
time Frame
From randomization until the PA DCO date of 14 July 2019; the longest treatment duration as of the DCO was 102.3 weeks
title
Progression-free Survival (PFS) as Assessed by the Independent Review Committee (PA DCO Only)
type
PRIMARY
unit Of Measure
Participants

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Preserved source evidence · Not medical advice