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NCT03158688 · OUTCOME

Time to Progression (TTP): Percentage of Participants Who Had Not Had Disease Progression as Assessed by the Independent Review Committee at Months 3, 6, 12, and 18 (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
NUMBER
Unit
percentage of participants
Interval / dispersion
95% Confidence Interval
Time frame
Randomization to Months 3, 6, 12, and 18

What was measured

Time to progression was defined as the time (in months) from randomization to documented disease progression. This outcome reports TTP as the percentage of participants who were event free (that is, they had not had disease progression) at the specified time frames. Independent Review Committee assessment for this outcome measure was not planned after the primary analysis. 95% CIs for event-free rates were estimated using the method by Kalbfleisch and Prentice (1980) with log-log transformation.

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

3 months
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone90.0Not reported83.793.9Not reported
KdD - Carfilzomib, Dexamethasone and Daratumumab95.3Not reported92.197.2Not reported
6 months
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone79.4Not reported71.685.3Not reported
KdD - Carfilzomib, Dexamethasone and Daratumumab86.4Not reported81.889.9Not reported
12 months
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone62.7Not reported53.670.5Not reported
KdD - Carfilzomib, Dexamethasone and Daratumumab77.5Not reported72.182.0Not reported
18 months
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Kd - Carfilzomib and Dexamethasone45.1Not reported34.555.4Not reported
KdD - Carfilzomib, Dexamethasone and Daratumumab68.5Not reported62.274.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        83.7
        upper Limit
        93.9
        value
        90.0
      2. group Id
        OG001
        lower Limit
        92.1
        upper Limit
        97.2
        value
        95.3
    title
    3 months
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        71.6
        upper Limit
        85.3
        value
        79.4
      2. group Id
        OG001
        lower Limit
        81.8
        upper Limit
        89.9
        value
        86.4
    title
    6 months
  3. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        53.6
        upper Limit
        70.5
        value
        62.7
      2. group Id
        OG001
        lower Limit
        72.1
        upper Limit
        82.0
        value
        77.5
    title
    12 months
  4. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        34.5
        upper Limit
        55.4
        value
        45.1
      2. group Id
        OG001
        lower Limit
        62.2
        upper Limit
        74.0
        value
        68.5
    title
    18 months
denoms
  1. counts
    1. group Id
      OG000
      value
      154
    2. group Id
      OG001
      value
      312
    units
    Participants
description
Time to progression was defined as the time (in months) from randomization to documented disease progression. This outcome reports TTP as the percentage of participants who were event free (that is, they had not had disease progression) at the specified time frames. Independent Review Committee assessment for this outcome measure was not planned after the primary analysis. 95% CIs for event-free rates were estimated using the method by Kalbfleisch and Prentice (1980) with log-log transformation.
dispersion Type
95% Confidence Interval
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
NUMBER
population Description
Intent to Treat Population
reporting Status
POSTED
time Frame
Randomization to Months 3, 6, 12, and 18
title
Time to Progression (TTP): Percentage of Participants Who Had Not Had Disease Progression as Assessed by the Independent Review Committee at Months 3, 6, 12, and 18 (PA DCO Only)
type
SECONDARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice