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NCT02755597 · OUTCOME

Time to Progression (TTP)

A Study Evaluating Venetoclax (ABT-199) in Multiple Myeloma Subjects Who Are Receiving Bortezomib and Dexamethasone as Standard Therapy · Source last updated 2023-08-22

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
Median time on follow-up up was 28.6 months for the venetoclax group and 28.6 months for the placebo group

What was measured

TTP is defined as the number of days from the date of randomization to the date of first documented progressive disease (PD) as determined by an Independent Review Committee (IRC) or death due to multiple myeloma, whichever occurs first. TTP was analyzed by Kaplan-Meier methodology.

Analysis population: Intent-To-Treat (ITT) analysis set: all randomized participants, analyzed by treatment group assignment given at the time of randomization

Groups in this outcome

Venetoclax + Bortezomib and Dexamethasone

Cycles 1-8: Venetoclax 800 mg orally every day (QD) on Days 1 - 21 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 4, 8 \& 11 and dexamethasone 20 mg orally on Days 1, 2, 4, 5, 8, 9, 11 \& 12; Cycles 9 and beyond: Venetoclax 800 mg orally every day (QD) on Days 1 - 35 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 8, 15 and 22 and dexamethasone 20 mg orally on Days 1, 2, 8, 9, 15, 16, 22 and 23

Placebo + Bortezomib and Dexamethasone

Cycles 1-8: Placebo (to match venetoclax 100 mg tablet) 800 mg orally every day (QD) on Days 1 - 21 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 4, 8 \& 11 and dexamethasone 20 mg orally on Days 1, 2, 4, 5, 8, 9, 11 \& 12; Cycles 9 and beyond: Placebo (to match venetoclax 100 mg tablet) 800 mg orally every day (QD) on Days 1 - 35 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 8, 15 and 22 and dexamethasone 20 mg orally on Days 1, 2, 8, 9, 15, 16, 22 \& 23

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

Analysis denominator · Participants

GroupSource count
Venetoclax + Bortezomib and Dexamethasone194
Placebo + Bortezomib and Dexamethasone97

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Venetoclax + Bortezomib and Dexamethasone25.4Not reported20.6NANot estimable/calculable due to low number of participants with events
Placebo + Bortezomib and Dexamethasone12.2Not reported9.915.0Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.405
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.805
    estimate Comment
    Hazard ratio was estimated by Cox proportional hazards model
    group Description
    Stratified Analysis; Stratification factors: Prior exposure to proteasome inhibitors (naïve versus sensitive), and number of prior lines of therapy (1 versus 2 or 3)
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    =0.001
    param Type
    Hazard Ratio (HR)
    param Value
    0.571
    statistical Method
    Log Rank
Complete source fields
analyses
  1. ci Lower Limit
    0.405
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.805
    estimate Comment
    Hazard ratio was estimated by Cox proportional hazards model
    group Description
    Stratified Analysis; Stratification factors: Prior exposure to proteasome inhibitors (naïve versus sensitive), and number of prior lines of therapy (1 versus 2 or 3)
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    =0.001
    param Type
    Hazard Ratio (HR)
    param Value
    0.571
    statistical Method
    Log Rank
classes
  1. categories
    1. measurements
      1. comment
        Not estimable/calculable due to low number of participants with events
        group Id
        OG000
        lower Limit
        20.6
        upper Limit
        NA
        value
        25.4
      2. group Id
        OG001
        lower Limit
        9.9
        upper Limit
        15.0
        value
        12.2
denoms
  1. counts
    1. group Id
      OG000
      value
      194
    2. group Id
      OG001
      value
      97
    units
    Participants
description
TTP is defined as the number of days from the date of randomization to the date of first documented progressive disease (PD) as determined by an Independent Review Committee (IRC) or death due to multiple myeloma, whichever occurs first. TTP was analyzed by Kaplan-Meier methodology.
dispersion Type
95% Confidence Interval
groups
  1. description
    Cycles 1-8: Venetoclax 800 mg orally every day (QD) on Days 1 - 21 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 4, 8 \& 11 and dexamethasone 20 mg orally on Days 1, 2, 4, 5, 8, 9, 11 \& 12; Cycles 9 and beyond: Venetoclax 800 mg orally every day (QD) on Days 1 - 35 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 8, 15 and 22 and dexamethasone 20 mg orally on Days 1, 2, 8, 9, 15, 16, 22 and 23
    id
    OG000
    title
    Venetoclax + Bortezomib and Dexamethasone
  2. description
    Cycles 1-8: Placebo (to match venetoclax 100 mg tablet) 800 mg orally every day (QD) on Days 1 - 21 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 4, 8 \& 11 and dexamethasone 20 mg orally on Days 1, 2, 4, 5, 8, 9, 11 \& 12; Cycles 9 and beyond: Placebo (to match venetoclax 100 mg tablet) 800 mg orally every day (QD) on Days 1 - 35 plus bortezomib 1.3 mg/m\^2 subcutaneously or IV on Days 1, 8, 15 and 22 and dexamethasone 20 mg orally on Days 1, 2, 8, 9, 15, 16, 22 \& 23
    id
    OG001
    title
    Placebo + Bortezomib and Dexamethasone
param Type
MEDIAN
population Description
Intent-To-Treat (ITT) analysis set: all randomized participants, analyzed by treatment group assignment given at the time of randomization
reporting Status
POSTED
time Frame
Median time on follow-up up was 28.6 months for the venetoclax group and 28.6 months for the placebo group
title
Time to Progression (TTP)
type
SECONDARY
unit Of Measure
months

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Preserved source evidence · Not medical advice