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NCT01335685 · OUTCOME

Time to First Response (Phase 2)

Study of Oral Ixazomib in Combination With Melphalan and Prednisone in Participants With Newly Diagnosed Multiple Myeloma · Source last updated 2018-01-23

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 the date of enrollment to the date of the first documented response for up to 5.5 years

What was measured

Response is defined as CR, VGPR and PR. Per IMWG criteria, CR:1)Negative immunofixation on serum+urine, 2)Disappearance of any soft tissue plasmacytomas, 3)\< 5% plasma cells in bone marrow. VGPR: Serum+urine M-protein detectable by immunofixation but not on electrophoresis/ 90% or \>reduction in serum M-protein + urine M-protein level \< 100 mg/ 24-hour. PR:1)≥50% reduction of serum M-protein and reduction in 24-hour urinary M-protein by ≥90% or to \<200 mg/24-hour. If serum+urine M-protein are unmeasurable, ≥50% decrease in difference between involved and uninvolved FLC levels is required. Else, ≥50% reduction in plasma cells is required in place of M-protein, provided baseline bone marrow plasma cell percentage was ≥30%. In addition, if present at baseline, a ≥50% reduction in size of soft tissue plasmacytomas is required.

Analysis population: The safety population consisted of participants who received at least 1 dose of any study drug.

Groups in this outcome

Arm B: Ixazomib 4.0 mg (RP2D)

Ixazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 plus melphalan 6 mg/m\^2, tablets, orally, on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally, on Days 1 to 4 in 28-day cycle for up to 13 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 49 maintenance cycles; overall up to 61 cycles \[58 months\]).

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 B: Ixazomib 4.0 mg (RP2D)15

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm B: Ixazomib 4.0 mg (RP2D)1.9Not reported17Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        1
        upper Limit
        7
        value
        1.9
denoms
  1. counts
    1. group Id
      OG000
      value
      15
    units
    Participants
description
Response is defined as CR, VGPR and PR. Per IMWG criteria, CR:1)Negative immunofixation on serum+urine, 2)Disappearance of any soft tissue plasmacytomas, 3)\< 5% plasma cells in bone marrow. VGPR: Serum+urine M-protein detectable by immunofixation but not on electrophoresis/ 90% or \>reduction in serum M-protein + urine M-protein level \< 100 mg/ 24-hour. PR:1)≥50% reduction of serum M-protein and reduction in 24-hour urinary M-protein by ≥90% or to \<200 mg/24-hour. If serum+urine M-protein are unmeasurable, ≥50% decrease in difference between involved and uninvolved FLC levels is required. Else, ≥50% reduction in plasma cells is required in place of M-protein, provided baseline bone marrow plasma cell percentage was ≥30%. In addition, if present at baseline, a ≥50% reduction in size of soft tissue plasmacytomas is required.
dispersion Type
95% Confidence Interval
groups
  1. description
    Ixazomib 4.0 mg, capsules, orally, on Days 1, 8, 15 plus melphalan 6 mg/m\^2, tablets, orally, on Days 1 to 4 and prednisone 60 mg/m\^2, tablets, orally, on Days 1 to 4 in 28-day cycle for up to 13 cycles in induction phase followed by ixazomib at dose last tolerated in induction, orally, on Days 1, 8, 15 in 28-day cycle up to 12 cycles or until disease progression or unacceptable toxicity if deriving benefit in maintenance phase (up to 49 maintenance cycles; overall up to 61 cycles \[58 months\]).
    id
    OG000
    title
    Arm B: Ixazomib 4.0 mg (RP2D)
param Type
MEDIAN
population Description
The safety population consisted of participants who received at least 1 dose of any study drug.
reporting Status
POSTED
time Frame
From the date of enrollment to the date of the first documented response for up to 5.5 years
title
Time to First Response (Phase 2)
type
SECONDARY
unit Of Measure
months

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice