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NCT00920556 · OUTCOME

Time to Disease Progression

A Clinical Study to Assess the Safety and Activity of SRT501 Alone or in Combination With Bortezomib in Patients With Multiple Myeloma · Source last updated 2019-02-27

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

Measure
MEDIAN
Unit
Months
Interval / dispersion
Inter-Quartile Range
Time frame
From Day 1 till disease progression (approximately 12 cycles of 3 weeks each)

What was measured

Time to disease progression was defined as the time from first dose until objective tumor progression. Participants who did not experience tumor progression were censored at their last known date in the study. It was estimated using Kaplan-Meier methodology. Participants who did not experience tumor progression were censored at their last known date in the study. The first quartile for time to disease progression was evaluated when 25th percentile of participants of mITT population reported disease progression. Similarly, median and 75th percentile of participants of MITT population was planned to be reported. If, less than 75th percentile of participants reported disease progression at the end of the study period, then the observation was censored for the purpose of this analysis and in such case the data was planned to be reported as not evaluable (NA).

Analysis population: mITT Population. Only those participants available at the specified timepoints were analyzed.

Groups in this outcome

SRT501 Monotherapy

The eligible participants in this arm received 5 g of SRT501, oral suspension every morning at the same time approximately 15-30 minutes following consumption of breakfast) on all dosing days, for 20 consecutive days in a 21-day cycle for a maximum period of 12 cycles. There was no time between the cycles i.e Day 1 of a cycle was started on the day following Day 21 of the previous cycle. SRT501 was not administered on Day 21 of each cycle.

SRT501 + Bortezomib

The eligible participants in this arm received an intravenous solution of Bortezomib at 1.3 mg/m\^2 in conjunction with SRT501 (5.0 g/day) daily dosing. Bortezomib was administered prior to breakfast and SRT501 administration, on Day 1, 4, 8 and 11 in every 21 day cycle. It was given as per the local institution's guidelines and standards of care. SRT501 + Bortezomib, is a subset of arm SRT501 monotherapy.

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

Analysis denominator · Participants

GroupSource count
SRT501 Monotherapy4
SRT501 + Bortezomib9

Reported measurements

Source class 1
Values in Months · Interval/dispersion: Inter-Quartile Range
GroupValueSpreadLowerUpperComment
SRT501 Monotherapy2.8Not reported2.02.8Not reported
SRT501 + Bortezomib2.8Not reported1.3NANA indicates 'Q3 is not evaluable' as less than 75th percentile of participants reported disease progression.
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        2.0
        upper Limit
        2.8
        value
        2.8
      2. comment
        NA indicates 'Q3 is not evaluable' as less than 75th percentile of participants reported disease progression.
        group Id
        OG001
        lower Limit
        1.3
        upper Limit
        NA
        value
        2.8
denoms
  1. counts
    1. group Id
      OG000
      value
      4
    2. group Id
      OG001
      value
      9
    units
    Participants
description
Time to disease progression was defined as the time from first dose until objective tumor progression. Participants who did not experience tumor progression were censored at their last known date in the study. It was estimated using Kaplan-Meier methodology. Participants who did not experience tumor progression were censored at their last known date in the study. The first quartile for time to disease progression was evaluated when 25th percentile of participants of mITT population reported disease progression. Similarly, median and 75th percentile of participants of MITT population was planned to be reported. If, less than 75th percentile of participants reported disease progression at the end of the study period, then the observation was censored for the purpose of this analysis and in such case the data was planned to be reported as not evaluable (NA).
dispersion Type
Inter-Quartile Range
groups
  1. description
    The eligible participants in this arm received 5 g of SRT501, oral suspension every morning at the same time approximately 15-30 minutes following consumption of breakfast) on all dosing days, for 20 consecutive days in a 21-day cycle for a maximum period of 12 cycles. There was no time between the cycles i.e Day 1 of a cycle was started on the day following Day 21 of the previous cycle. SRT501 was not administered on Day 21 of each cycle.
    id
    OG000
    title
    SRT501 Monotherapy
  2. description
    The eligible participants in this arm received an intravenous solution of Bortezomib at 1.3 mg/m\^2 in conjunction with SRT501 (5.0 g/day) daily dosing. Bortezomib was administered prior to breakfast and SRT501 administration, on Day 1, 4, 8 and 11 in every 21 day cycle. It was given as per the local institution's guidelines and standards of care. SRT501 + Bortezomib, is a subset of arm SRT501 monotherapy.
    id
    OG001
    title
    SRT501 + Bortezomib
param Type
MEDIAN
population Description
mITT Population. Only those participants available at the specified timepoints were analyzed.
reporting Status
POSTED
time Frame
From Day 1 till disease progression (approximately 12 cycles of 3 weeks each)
title
Time to Disease Progression
type
PRIMARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice