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NCT02184195 · OUTCOME

Progression-free Survival (PFS) by Blinded Independent Central Review (BICR) Using Modified Response Evaluation Criteria in Solid Tumours. This Study Used Modified RECIST Version (v) 1.1 (RECIST v1.1)

Olaparib in gBRCA Mutated Pancreatic Cancer Whose Disease Has Not Progressed on First Line Platinum-Based Chemotherapy · Source last updated 2023-09-13

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
Up to 4 years

What was measured

To determine the efficacy of olaparib maintenance monotherapy compared to placebo by PFS. The PFS was defined as the time from randomisation until the date of objective radiological disease progression according to modified RECIST v1.1 or death (by any cause in the absence of disease progression) regardless of whether the patient withdrew from randomized therapy or received another anticancer therapy prior to disease progression.

Analysis population: Intention to treat (ITT): All randomised patients, Myriad confirmed Breast cancer susceptibility gene mutation (gBRCAm) subgroup.

Groups in this outcome

Olaparib 300 mg Twice Daily (bd)

Randomised participants received orally 300 mg bd which were made up of 2 x 150 mg tablets bd with 100 mg tablets used to manage dose reductions.

Placebo

Randomised participants received placebo tablets orally 300 mg bd which were made up of 2 x 150 mg tablets bd with 100 mg tablets used to manage dose reductions.

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

Analysis denominator · Participants

GroupSource count
Olaparib 300 mg Twice Daily (bd)92
Placebo62

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Olaparib 300 mg Twice Daily (bd)7.4Not reported4.1411.01Not reported
Placebo3.8Not reported3.524.86Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.346
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.815
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0038
    param Type
    Hazard Ratio (HR)
    param Value
    0.531
    statistical Method
    Log-rank test
Complete source fields
analyses
  1. ci Lower Limit
    0.346
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.815
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0038
    param Type
    Hazard Ratio (HR)
    param Value
    0.531
    statistical Method
    Log-rank test
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        4.14
        upper Limit
        11.01
        value
        7.4
      2. group Id
        OG001
        lower Limit
        3.52
        upper Limit
        4.86
        value
        3.8
denoms
  1. counts
    1. group Id
      OG000
      value
      92
    2. group Id
      OG001
      value
      62
    units
    Participants
description
To determine the efficacy of olaparib maintenance monotherapy compared to placebo by PFS. The PFS was defined as the time from randomisation until the date of objective radiological disease progression according to modified RECIST v1.1 or death (by any cause in the absence of disease progression) regardless of whether the patient withdrew from randomized therapy or received another anticancer therapy prior to disease progression.
dispersion Type
95% Confidence Interval
groups
  1. description
    Randomised participants received orally 300 mg bd which were made up of 2 x 150 mg tablets bd with 100 mg tablets used to manage dose reductions.
    id
    OG000
    title
    Olaparib 300 mg Twice Daily (bd)
  2. description
    Randomised participants received placebo tablets orally 300 mg bd which were made up of 2 x 150 mg tablets bd with 100 mg tablets used to manage dose reductions.
    id
    OG001
    title
    Placebo
param Type
MEDIAN
population Description
Intention to treat (ITT): All randomised patients, Myriad confirmed Breast cancer susceptibility gene mutation (gBRCAm) subgroup.
reporting Status
POSTED
time Frame
Up to 4 years
title
Progression-free Survival (PFS) by Blinded Independent Central Review (BICR) Using Modified Response Evaluation Criteria in Solid Tumours. This Study Used Modified RECIST Version (v) 1.1 (RECIST v1.1)
type
PRIMARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice