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NCT01478048 · OUTCOME

Median Investigator-Assessed Progression-free Survival (PFS) Time (Months) From Randomization to Date of First Tumor Progression or Death Due to Any Cause - Randomized Participants

Study of Bortezomib and Dexamethasone With or Without Elotuzumab to Treat Relapsed or Refractory Multiple Myeloma · Source last updated 2018-05-21

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
Randomization until 111 events (disease progression or death), up to May 2014, approximately 2 years

What was measured

PE was planned for after at least 103 events; it was analyzed after 111 events. Response was assessed: Day 1 (± 7 days) of each cycle per modified International Myeloma Working Group (IMWG) criteria; assessed using adequate tumor assessment (ATA) (ie, serum and urine M-protein tests performed within 14 days of each other; imaging if baseline measurable extramedullary plasmacytoma existed). Progression: Any of following: Increase of 25% from lowest response in 1 or more: serum and/or urine M-component; in those without measurable serum and urine M-protein levels, difference between involved and uninvolved free light chain (FLC) levels (absolute increase \> 100 mg/L); Bone marrow plasma cell percentage (≥10%). Definite new bone lesions or soft tissue plasmacytomas or definite increase in the size of existing lesions or plasmacytomas. Development of hypercalcemia attributed solely to the plasma cell proliferative disorder.

Analysis population: Intent to treat (ITT), all randomized participants were analyzed.

Groups in this outcome

Elotuzumab + Bortezomib + Dexamethasone

Elotuzumab: Solution; Intravenous (IV); 10 mg/kg; (Cycles 1 \& 2: Days 1, 8 \& 15; Cycles 3-8: Days 1 \& 11; Cycle 9+: Days 1 \& 15); Until participant meets criteria for discontinuation of drug Bortezomib: Solution; IV; 1.3 mg/m\^2; (Cycles 1 - 8: Days 1, 4, 8, 11; Cycles 9+: Days 1, 8, 15); Until criteria met for discontinuation of drug. Days of Elotuzumab infusion: Dexamethasone (8mg IV + 8mg Oral) administered. Other days Dexamethasone 20 mg Oral administered Dexamethasone: Tablets; 20 mg; (Cycles 1\& 2: once daily on Days 2, 4, 5, 8, 9, 11; Cycles 3-8: once daily on Days 2, 4, 5, 9, 12; Cycles 9+: once daily on Days 2, 8, 9, 16); Until criteria met for discontinuation. Dexamethasone: Tablets; 8 mg; (Cycles 1\& 2: Days 1, 8, 15; Cycles 3-8: Days 1 \&11; Cycles 9+; Days 1 \& 15); Until criteria met for discontinuation of drug. Dexamethasone: Solution; IV; 8 mg; (Cycles 1\& 2: Days 1, 8, 15; Cycles 3-8: Days 1 \&11; Cycles 9+; Days 1 \& 15); Until criteria met for discontinuation

Bortezomib + Dexamethasone

Bortezomib: Solution; IV; 1.3 mg/m\^2; (Cycles 1 - 8: Days 1, 4, 8, 11; Cycles 9+: Days 1, 8, 15); Until criteria met for discontinuation of study drug. Dexamethasone: Tablets; 20 mg; (Cycles 1-8 once daily on Days 1, 2, 4, 5, 8, 9, 11, 12; Cycles 9+ once daily on Days 1, 2, 8, 9, 15, 16); Until criteria is met for discontinuation of study drug

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

Analysis denominator · Participants

GroupSource count
Elotuzumab + Bortezomib + Dexamethasone77
Bortezomib + Dexamethasone75

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Elotuzumab + Bortezomib + Dexamethasone9.7Not reported7.412.2Not reported
Bortezomib + Dexamethasone6.9Not reported5.110.2Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.49
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.06
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    0.0923
    p Value Comment
    Log Rank test was stratified by prior proteasome inhibitor use (Yes versus No), presence of at least 1 FcγRIIIa V allele (Yes versus No) and number of prior lines of therapy (1 versus 2 or 3) at randomization
    param Type
    Hazard Ratio (HR)
    param Value
    0.72
    statistical Comment
    Adjusted alpha level= 0.30
    statistical Method
    Log Rank
Complete source fields
analyses
  1. ci Lower Limit
    0.49
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.06
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    0.0923
    p Value Comment
    Log Rank test was stratified by prior proteasome inhibitor use (Yes versus No), presence of at least 1 FcγRIIIa V allele (Yes versus No) and number of prior lines of therapy (1 versus 2 or 3) at randomization
    param Type
    Hazard Ratio (HR)
    param Value
    0.72
    statistical Comment
    Adjusted alpha level= 0.30
    statistical Method
    Log Rank
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        7.4
        upper Limit
        12.2
        value
        9.7
      2. group Id
        OG001
        lower Limit
        5.1
        upper Limit
        10.2
        value
        6.9
denoms
  1. counts
    1. group Id
      OG000
      value
      77
    2. group Id
      OG001
      value
      75
    units
    Participants
description
PE was planned for after at least 103 events; it was analyzed after 111 events. Response was assessed: Day 1 (± 7 days) of each cycle per modified International Myeloma Working Group (IMWG) criteria; assessed using adequate tumor assessment (ATA) (ie, serum and urine M-protein tests performed within 14 days of each other; imaging if baseline measurable extramedullary plasmacytoma existed). Progression: Any of following: Increase of 25% from lowest response in 1 or more: serum and/or urine M-component; in those without measurable serum and urine M-protein levels, difference between involved and uninvolved free light chain (FLC) levels (absolute increase \> 100 mg/L); Bone marrow plasma cell percentage (≥10%). Definite new bone lesions or soft tissue plasmacytomas or definite increase in the size of existing lesions or plasmacytomas. Development of hypercalcemia attributed solely to the plasma cell proliferative disorder.
dispersion Type
95% Confidence Interval
groups
  1. description
    Elotuzumab: Solution; Intravenous (IV); 10 mg/kg; (Cycles 1 \& 2: Days 1, 8 \& 15; Cycles 3-8: Days 1 \& 11; Cycle 9+: Days 1 \& 15); Until participant meets criteria for discontinuation of drug Bortezomib: Solution; IV; 1.3 mg/m\^2; (Cycles 1 - 8: Days 1, 4, 8, 11; Cycles 9+: Days 1, 8, 15); Until criteria met for discontinuation of drug. Days of Elotuzumab infusion: Dexamethasone (8mg IV + 8mg Oral) administered. Other days Dexamethasone 20 mg Oral administered Dexamethasone: Tablets; 20 mg; (Cycles 1\& 2: once daily on Days 2, 4, 5, 8, 9, 11; Cycles 3-8: once daily on Days 2, 4, 5, 9, 12; Cycles 9+: once daily on Days 2, 8, 9, 16); Until criteria met for discontinuation. Dexamethasone: Tablets; 8 mg; (Cycles 1\& 2: Days 1, 8, 15; Cycles 3-8: Days 1 \&11; Cycles 9+; Days 1 \& 15); Until criteria met for discontinuation of drug. Dexamethasone: Solution; IV; 8 mg; (Cycles 1\& 2: Days 1, 8, 15; Cycles 3-8: Days 1 \&11; Cycles 9+; Days 1 \& 15); Until criteria met for discontinuation
    id
    OG000
    title
    Elotuzumab + Bortezomib + Dexamethasone
  2. description
    Bortezomib: Solution; IV; 1.3 mg/m\^2; (Cycles 1 - 8: Days 1, 4, 8, 11; Cycles 9+: Days 1, 8, 15); Until criteria met for discontinuation of study drug. Dexamethasone: Tablets; 20 mg; (Cycles 1-8 once daily on Days 1, 2, 4, 5, 8, 9, 11, 12; Cycles 9+ once daily on Days 1, 2, 8, 9, 15, 16); Until criteria is met for discontinuation of study drug
    id
    OG001
    title
    Bortezomib + Dexamethasone
param Type
MEDIAN
population Description
Intent to treat (ITT), all randomized participants were analyzed.
reporting Status
POSTED
time Frame
Randomization until 111 events (disease progression or death), up to May 2014, approximately 2 years
title
Median Investigator-Assessed Progression-free Survival (PFS) Time (Months) From Randomization to Date of First Tumor Progression or Death Due to Any Cause - Randomized Participants
type
PRIMARY
unit Of Measure
Months

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