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NCT01903811 · OUTCOME

Progression-free Survival

S1304, Carfilzomib and Dexamethasone for Treating Patients With Relapsed or Refractory Myeloma · Source last updated 2024-12-20

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

Measure
MEDIAN
Unit
months
Interval / dispersion
95% Confidence Interval
Time frame
From date of registration to date of first documentation of progression or symptomatic deterioration, or death due to any cause, assessed up to 2 years

What was measured

Assessed in each arm using the method of Kaplan Meier and compared between arms using the stratified long-rank test. Progression is defined using the International Uniform Response Criteria for Multiple Myeloma as new or increase in size of existing bone lesions or soft tissue plasmacytomas; or development of hypercalcemia attributable solely to MM; or ≥ 25% increase from baseline or lowest response level of either serum M protein, urine M protein, difference in involved \& uninvolved serum free light chain level or bone marrow plasma cell percentage.

Analysis population: Group of participants that were eligible and analyzable per protocol.

Groups in this outcome

Arm I (Dexamethasone, Low-dose Carfilzomib)

Patients receive 20 mg dexamethasone IV and low-dose (27 mg/m\^2) carfilzomib IV over 2-10 minutes on days 1, 2, 8, 9, 15, and 16. (Note that course 1 is given at a reduced dose of 20 mg/m\^2.) Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity. Patients with progression cross-over to Arm II. Carfilzomib: Given IV Dexamethasone: Given IV Laboratory Biomarker Analysis: Correlative studies

Arm II (Dexamethasone, High-dose Carfilzomib)

Patients receive 20 mg dexamethasone IV and high-dose (56 mg/m\^2) carfilzomib IV over 30 minutes on days 1, 2, 8, 9, 15, and 16. (Note that course 1 is given at a reduced dose of 20 mg/m\^2 over 2-10 minutes.) Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity. Carfilzomib: Given IV Dexamethasone: Given IV Laboratory Biomarker Analysis: Correlative studies

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

Analysis denominator · Participants

GroupSource count
Arm I (Dexamethasone, Low-dose Carfilzomib)64
Arm II (Dexamethasone, High-dose Carfilzomib)57

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm I (Dexamethasone, Low-dose Carfilzomib)5Not reported411Not reported
Arm II (Dexamethasone, High-dose Carfilzomib)8Not reported612Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.821
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    80
    ci Upper Limit
    1.370
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.384
    p Value Comment
    Stratified by pre-specified randomization stratification factors: 1 - 3 prior therapies vs. 4-6 prior therapies and refractory to bortezomib vs. not refractory to bortezomib.
    param Type
    Hazard Ratio (HR)
    param Value
    1.061
    statistical Comment
    One-sided stratified log rank test
    statistical Method
    Log Rank
Complete source fields
analyses
  1. ci Lower Limit
    0.821
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    80
    ci Upper Limit
    1.370
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.384
    p Value Comment
    Stratified by pre-specified randomization stratification factors: 1 - 3 prior therapies vs. 4-6 prior therapies and refractory to bortezomib vs. not refractory to bortezomib.
    param Type
    Hazard Ratio (HR)
    param Value
    1.061
    statistical Comment
    One-sided stratified log rank test
    statistical Method
    Log Rank
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        4
        upper Limit
        11
        value
        5
      2. group Id
        OG001
        lower Limit
        6
        upper Limit
        12
        value
        8
denoms
  1. counts
    1. group Id
      OG000
      value
      64
    2. group Id
      OG001
      value
      57
    units
    Participants
description
Assessed in each arm using the method of Kaplan Meier and compared between arms using the stratified long-rank test. Progression is defined using the International Uniform Response Criteria for Multiple Myeloma as new or increase in size of existing bone lesions or soft tissue plasmacytomas; or development of hypercalcemia attributable solely to MM; or ≥ 25% increase from baseline or lowest response level of either serum M protein, urine M protein, difference in involved \& uninvolved serum free light chain level or bone marrow plasma cell percentage.
dispersion Type
95% Confidence Interval
groups
  1. description
    Patients receive 20 mg dexamethasone IV and low-dose (27 mg/m\^2) carfilzomib IV over 2-10 minutes on days 1, 2, 8, 9, 15, and 16. (Note that course 1 is given at a reduced dose of 20 mg/m\^2.) Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity. Patients with progression cross-over to Arm II. Carfilzomib: Given IV Dexamethasone: Given IV Laboratory Biomarker Analysis: Correlative studies
    id
    OG000
    title
    Arm I (Dexamethasone, Low-dose Carfilzomib)
  2. description
    Patients receive 20 mg dexamethasone IV and high-dose (56 mg/m\^2) carfilzomib IV over 30 minutes on days 1, 2, 8, 9, 15, and 16. (Note that course 1 is given at a reduced dose of 20 mg/m\^2 over 2-10 minutes.) Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity. Carfilzomib: Given IV Dexamethasone: Given IV Laboratory Biomarker Analysis: Correlative studies
    id
    OG001
    title
    Arm II (Dexamethasone, High-dose Carfilzomib)
param Type
MEDIAN
population Description
Group of participants that were eligible and analyzable per protocol.
reporting Status
POSTED
time Frame
From date of registration to date of first documentation of progression or symptomatic deterioration, or death due to any cause, assessed up to 2 years
title
Progression-free Survival
type
PRIMARY
unit Of Measure
months

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