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NCT02987543 · OUTCOME

Time to Pain Progression - Cohort A Only

Study of Olaparib (Lynparza™) Versus Enzalutamide or Abiraterone Acetate in Men With Metastatic Castration-Resistant Prostate Cancer (PROfound Study) · Source last updated 2023-10-06

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
Every 4 weeks from randomisation (for 7 consecutive days) throughout the study (median duration of treatment of 7 and 4 months for Olaparib and Investigators Choice of NHA respectively).

What was measured

Time from randomisation to time point at which worsening in pain is observed (ie date of pain progression - date of randomisation + 1). Based on average Brief Pain Inventory - short form (BPI-SF) worst pain \[Item 3\] and Analgesic Quantification Algorithm \[AQA\] score.

Analysis population: Full Analysis Set

Groups in this outcome

Cohort A Olaparib 300mg bd

2x150mg film-coated tablets

Cohort A Investigators Choice of NHA

either enzalutamide capsules (160 mg od) or abiraterone acetate tablets (1,000 mg od with 5 mg bid prednisone)

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

Analysis denominator · Participants

GroupSource count
Cohort A Olaparib 300mg bd162
Cohort A Investigators Choice of NHA83

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Cohort A Olaparib 300mg bdNANot reportedNANANA - Not calculated, estimates cannot be calculated due to too few events.
Cohort A Investigators Choice of NHA9.92Not reported5.39NANA - Not calculated, estimates cannot be calculated due to too few events.

Source statistical analyses

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

  1. ci Lower Limit
    0.22
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.91
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0192
    param Type
    Hazard Ratio (HR)
    param Value
    0.44
    statistical Method
    Regression, Cox
Complete source fields
analyses
  1. ci Lower Limit
    0.22
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.91
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0192
    param Type
    Hazard Ratio (HR)
    param Value
    0.44
    statistical Method
    Regression, Cox
classes
  1. categories
    1. measurements
      1. comment
        NA - Not calculated, estimates cannot be calculated due to too few events.
        group Id
        OG000
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      2. comment
        NA - Not calculated, estimates cannot be calculated due to too few events.
        group Id
        OG001
        lower Limit
        5.39
        upper Limit
        NA
        value
        9.92
denoms
  1. counts
    1. group Id
      OG000
      value
      162
    2. group Id
      OG001
      value
      83
    units
    Participants
description
Time from randomisation to time point at which worsening in pain is observed (ie date of pain progression - date of randomisation + 1). Based on average Brief Pain Inventory - short form (BPI-SF) worst pain \[Item 3\] and Analgesic Quantification Algorithm \[AQA\] score.
dispersion Type
95% Confidence Interval
groups
  1. description
    2x150mg film-coated tablets
    id
    OG000
    title
    Cohort A Olaparib 300mg bd
  2. description
    either enzalutamide capsules (160 mg od) or abiraterone acetate tablets (1,000 mg od with 5 mg bid prednisone)
    id
    OG001
    title
    Cohort A Investigators Choice of NHA
param Type
MEDIAN
population Description
Full Analysis Set
reporting Status
POSTED
time Frame
Every 4 weeks from randomisation (for 7 consecutive days) throughout the study (median duration of treatment of 7 and 4 months for Olaparib and Investigators Choice of NHA respectively).
title
Time to Pain Progression - Cohort A Only
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice