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NCT02437318 · OUTCOME

Time to 10% Deterioration in the Global Health Status (GHS) /Quality of Life (QOL) Scale Score of the European Organization for Research and Treatment of Cancer's Core Quality of Life Questionnaire (EORTC QLQ-C30)

Study Assessing the Efficacy and Safety of Alpelisib Plus Fulvestrant in Men and Postmenopausal Women With Advanced Breast Cancer Which Progressed on or After Aromatase Inhibitor Treatment. · Source last updated 2025-02-13

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
From baseline up to 55.7 months

What was measured

The EORTC QLQ-C30 is a questionnaire that includes 5 functional scales, 3 symptom scales, 1 GHS/QoL scale, and 6 single items. GHS/QoL scale score ranges between 0 and 100. A high score for GHS/QoL represents better functioning or QoL.The time to definitive 10% deterioration was defined as the time from the date of randomization to the date of event, which was defined as at least 10% relative to baseline worsening of the GHS/QoL score (without further improvement above the threshold) or death due to any cause. The Kaplan-Meier method was used to estimate the distribution. If a patient had not had an event, time to deterioration was censored at the date of the last adequate QoL evaluation.

Analysis population: All subjects who were randomized to study treatment

Groups in this outcome

PIK3CA Mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant

Subjects with advanced breast cancer with a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with alpelisib (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)

PIK3CA Mutant Cohort by Tumor Tissue: Placebo + Fulvestrant

Subjects with advanced breast cancer with a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with placebo (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)

PIK3CA Non-mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant

Subjects with advanced breast cancer without a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with alpelisib (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)

PIK3CA Non-mutant Cohort by Tumor Tissue: Placebo + Fulvestrant

Subjects with advanced breast cancer without a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with placebo (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)

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

Analysis denominator · Participants

GroupSource count
PIK3CA Mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant169
PIK3CA Mutant Cohort by Tumor Tissue: Placebo + Fulvestrant172
PIK3CA Non-mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant115
PIK3CA Non-mutant Cohort by Tumor Tissue: Placebo + Fulvestrant116

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
PIK3CA Mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant18.14Not reported14.5528.68Not reported
PIK3CA Mutant Cohort by Tumor Tissue: Placebo + Fulvestrant19.98Not reported11.5025.59Not reported
PIK3CA Non-mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant7.39Not reported5.62NANA: not estimable due to the insufficient number of participants with events
PIK3CA Non-mutant Cohort by Tumor Tissue: Placebo + Fulvestrant9.23Not reported3.9413.17Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        14.55
        upper Limit
        28.68
        value
        18.14
      2. group Id
        OG001
        lower Limit
        11.50
        upper Limit
        25.59
        value
        19.98
      3. comment
        NA: not estimable due to the insufficient number of participants with events
        group Id
        OG002
        lower Limit
        5.62
        upper Limit
        NA
        value
        7.39
      4. group Id
        OG003
        lower Limit
        3.94
        upper Limit
        13.17
        value
        9.23
denoms
  1. counts
    1. group Id
      OG000
      value
      169
    2. group Id
      OG001
      value
      172
    3. group Id
      OG002
      value
      115
    4. group Id
      OG003
      value
      116
    units
    Participants
description
The EORTC QLQ-C30 is a questionnaire that includes 5 functional scales, 3 symptom scales, 1 GHS/QoL scale, and 6 single items. GHS/QoL scale score ranges between 0 and 100. A high score for GHS/QoL represents better functioning or QoL.The time to definitive 10% deterioration was defined as the time from the date of randomization to the date of event, which was defined as at least 10% relative to baseline worsening of the GHS/QoL score (without further improvement above the threshold) or death due to any cause. The Kaplan-Meier method was used to estimate the distribution. If a patient had not had an event, time to deterioration was censored at the date of the last adequate QoL evaluation.
dispersion Type
95% Confidence Interval
groups
  1. description
    Subjects with advanced breast cancer with a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with alpelisib (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)
    id
    OG000
    title
    PIK3CA Mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant
  2. description
    Subjects with advanced breast cancer with a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with placebo (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)
    id
    OG001
    title
    PIK3CA Mutant Cohort by Tumor Tissue: Placebo + Fulvestrant
  3. description
    Subjects with advanced breast cancer without a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with alpelisib (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)
    id
    OG002
    title
    PIK3CA Non-mutant Cohort by Tumor Tissue: Alpelisib + Fulvestrant
  4. description
    Subjects with advanced breast cancer without a PIK3CA mutation (based on central testing of hotspot-mutations in tumor tissue) treated with placebo (300 mg; oral; once daily) in combination with fulvestrant (500 mg; intramuscular injection on Day 1 and Day 15 of Cycle 1, and then Day 1 of each subsequent 28-day cycle)
    id
    OG003
    title
    PIK3CA Non-mutant Cohort by Tumor Tissue: Placebo + Fulvestrant
param Type
MEDIAN
population Description
All subjects who were randomized to study treatment
reporting Status
POSTED
time Frame
From baseline up to 55.7 months
title
Time to 10% Deterioration in the Global Health Status (GHS) /Quality of Life (QOL) Scale Score of the European Organization for Research and Treatment of Cancer's Core Quality of Life Questionnaire (EORTC QLQ-C30)
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice