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NCT02907359 · OUTCOME

Overall Survival (OS)

Guadecitabine (SGI-110) vs Treatment Choice in Adults With MDS or CMML Previously Treated With HMAs · Source last updated 2024-08-27

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

Measure
MEDIAN
Unit
days
Interval / dispersion
95% Confidence Interval
Time frame
From randomization up to death (up to approximately 38.6 months)

What was measured

OS was defined as the number of days from the day the participant was randomized to the date of death due to any cause. Survival time was censored on the last date the participant is known alive with no event of death. OS time will be estimated using the Kaplan-Meier method.

Analysis population: The Efficacy Analysis Set included all participants randomly assigned to the study treatment.

Groups in this outcome

Guadecitabine

Participants received Guadecitabine 60 mg/m\^2, SC, on Days 1-5 of each 28-day cycle for at least 6 cycles in the absence of unacceptable toxicity or disease progression requiring alternative therapy. Participants received Guadecitabine treatment beyond 6 cycles as long as the participant continued to benefit based on investigator judgment and participant response and tolerability (or up to a maximum of 36 cycles).

Treatment Choice

Participants received one of the three treatment choice options: 1. LDAC 20 mg/m\^2 SC/IV once daily for 14 days of each 28-day cycles for at least 4 cycles in absence of disease progression or unacceptable toxicity.Participants who were responding or had stable disease were to continue treatment as per standard institutional practice. 2. Standard IC of a 7+3 regimen:Cytarabine 100-200 mg/m\^2/day given as continuous infusion for 7 days and anthracycline(daunorubicin(45-60 mg)/idarubicin(9-12 mg)/mitoxantrone(8-12 mg)/m\^2) by IV infusion for 3 days of each 28-day cycles. 3. BSC as needed during the treatment included,but was not limited to,blood transfusions(RBCs or platelets),growth factors including erythropoiesis stimulating agents,granulocyte stimulating factors,iron chelating therapy,and broad-spectrum antibiotics and/or antifungals. Duration for treatment choice was as per locally approved prescribing information and institutional standard practice or up to a maximum 30 cycles.

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

Analysis denominator · Participants

GroupSource count
Guadecitabine277
Treatment Choice140

Reported measurements

Source class 1
Values in days · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Guadecitabine277.0Not reported243.0313.0Not reported
Treatment Choice252.0Not reported200.0325.0Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.74
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.19
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.6063
    p Value Comment
    OS between Guadecitabine vs Treatment Choice using stratified log-rank test. Due to pre-specified hierarchical testing plan, other endpoints were not evaluated for statistical significance.
    param Type
    Hazard Ratio (HR)
    param Value
    0.94
    statistical Method
    Stratified Log-rank test
Complete source fields
analyses
  1. ci Lower Limit
    0.74
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    1.19
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.6063
    p Value Comment
    OS between Guadecitabine vs Treatment Choice using stratified log-rank test. Due to pre-specified hierarchical testing plan, other endpoints were not evaluated for statistical significance.
    param Type
    Hazard Ratio (HR)
    param Value
    0.94
    statistical Method
    Stratified Log-rank test
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        243.0
        upper Limit
        313.0
        value
        277.0
      2. group Id
        OG001
        lower Limit
        200.0
        upper Limit
        325.0
        value
        252.0
denoms
  1. counts
    1. group Id
      OG000
      value
      277
    2. group Id
      OG001
      value
      140
    units
    Participants
description
OS was defined as the number of days from the day the participant was randomized to the date of death due to any cause. Survival time was censored on the last date the participant is known alive with no event of death. OS time will be estimated using the Kaplan-Meier method.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received Guadecitabine 60 mg/m\^2, SC, on Days 1-5 of each 28-day cycle for at least 6 cycles in the absence of unacceptable toxicity or disease progression requiring alternative therapy. Participants received Guadecitabine treatment beyond 6 cycles as long as the participant continued to benefit based on investigator judgment and participant response and tolerability (or up to a maximum of 36 cycles).
    id
    OG000
    title
    Guadecitabine
  2. description
    Participants received one of the three treatment choice options: 1. LDAC 20 mg/m\^2 SC/IV once daily for 14 days of each 28-day cycles for at least 4 cycles in absence of disease progression or unacceptable toxicity.Participants who were responding or had stable disease were to continue treatment as per standard institutional practice. 2. Standard IC of a 7+3 regimen:Cytarabine 100-200 mg/m\^2/day given as continuous infusion for 7 days and anthracycline(daunorubicin(45-60 mg)/idarubicin(9-12 mg)/mitoxantrone(8-12 mg)/m\^2) by IV infusion for 3 days of each 28-day cycles. 3. BSC as needed during the treatment included,but was not limited to,blood transfusions(RBCs or platelets),growth factors including erythropoiesis stimulating agents,granulocyte stimulating factors,iron chelating therapy,and broad-spectrum antibiotics and/or antifungals. Duration for treatment choice was as per locally approved prescribing information and institutional standard practice or up to a maximum 30 cycles.
    id
    OG001
    title
    Treatment Choice
param Type
MEDIAN
population Description
The Efficacy Analysis Set included all participants randomly assigned to the study treatment.
reporting Status
POSTED
time Frame
From randomization up to death (up to approximately 38.6 months)
title
Overall Survival (OS)
type
PRIMARY
unit Of Measure
days

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