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NCT01797120 · OUTCOME

Progression-free Survival

Study of Fulvestrant +/- Everolimus in Post-Menopausal, Hormone-Receptor + Metastatic Breast Ca Resistant to AI · Source last updated 2018-05-30

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 3 months until progression or up to 3 years

What was measured

Progression-free survival documented by Physical Exam, CT Scan or MRI in post-menopausal patients with hormone-receptor positive metastatic breast cancer that is resistant to aromatase inhibitor therapy treated with fulvestrant and everolimus compared to fulvestrant alone from randomization to documented disease progression or death. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.

Analysis population: all randomized patients

Groups in this outcome

Fulvestrant & Everolimus

Fulvestrant Day 1 \& 15 of Cycle 1, then Day 1 of all subsequent cycles (every 28 days for 12 cycles) plus everolimus daily x 12 cycles. Fulvestrant: Fulvestrant 500 mg Day 1 \& 15 of Cycle 1, then 500 mg Day 1 of all subsequent cycles (every 28 days for 12 cycles). If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity. Everolimus: Everolimus 10 mg (2 tablets) daily x 12 cycles. If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity.

Fulvestrant & Placebo

Fulvestrant Day 1 \& 15 of Cycle 1, then Day 1 of all subsequent cycles (every 28 days for 12 cycles) plus placebo daily x 12 cycles. Fulvestrant: Fulvestrant 500 mg Day 1 \& 15 of Cycle 1, then 500 mg Day 1 of all subsequent cycles (every 28 days for 12 cycles). If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity. Placebo: Placebo for Everolimus (2 tablets) daily x 12 cycles. Placebo manufactured to mimic everolimus tablet.

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

Analysis denominator · Participants

GroupSource count
Fulvestrant & Everolimus66
Fulvestrant & Placebo65

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Fulvestrant & Everolimus10.3Not reported7.613.8Not reported
Fulvestrant & Placebo5.1Not reported3.08.0Not reported

Source statistical analyses

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

  1. ci Lower Limit
    0.40
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.92
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.02
    param Type
    Hazard Ratio (HR)
    param Value
    0.61
    statistical Comment
    Log rank test was stratified on ECOG performance status, measurable disease, and prior chemotherapy for metastatic disease
    statistical Method
    Log Rank
Complete source fields
analyses
  1. ci Lower Limit
    0.40
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    0.92
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY
    p Value
    0.02
    param Type
    Hazard Ratio (HR)
    param Value
    0.61
    statistical Comment
    Log rank test was stratified on ECOG performance status, measurable disease, and prior chemotherapy for metastatic disease
    statistical Method
    Log Rank
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        7.6
        upper Limit
        13.8
        value
        10.3
      2. group Id
        OG001
        lower Limit
        3.0
        upper Limit
        8.0
        value
        5.1
denoms
  1. counts
    1. group Id
      OG000
      value
      66
    2. group Id
      OG001
      value
      65
    units
    Participants
description
Progression-free survival documented by Physical Exam, CT Scan or MRI in post-menopausal patients with hormone-receptor positive metastatic breast cancer that is resistant to aromatase inhibitor therapy treated with fulvestrant and everolimus compared to fulvestrant alone from randomization to documented disease progression or death. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.
dispersion Type
95% Confidence Interval
groups
  1. description
    Fulvestrant Day 1 \& 15 of Cycle 1, then Day 1 of all subsequent cycles (every 28 days for 12 cycles) plus everolimus daily x 12 cycles. Fulvestrant: Fulvestrant 500 mg Day 1 \& 15 of Cycle 1, then 500 mg Day 1 of all subsequent cycles (every 28 days for 12 cycles). If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity. Everolimus: Everolimus 10 mg (2 tablets) daily x 12 cycles. If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity.
    id
    OG000
    title
    Fulvestrant & Everolimus
  2. description
    Fulvestrant Day 1 \& 15 of Cycle 1, then Day 1 of all subsequent cycles (every 28 days for 12 cycles) plus placebo daily x 12 cycles. Fulvestrant: Fulvestrant 500 mg Day 1 \& 15 of Cycle 1, then 500 mg Day 1 of all subsequent cycles (every 28 days for 12 cycles). If no evidence of disease progression after 12 cycles, unblind and continue same dose and schedule until progression or unacceptable toxicity. Placebo: Placebo for Everolimus (2 tablets) daily x 12 cycles. Placebo manufactured to mimic everolimus tablet.
    id
    OG001
    title
    Fulvestrant & Placebo
param Type
MEDIAN
population Description
all randomized patients
reporting Status
POSTED
time Frame
Every 3 months until progression or up to 3 years
title
Progression-free Survival
type
PRIMARY
unit Of Measure
months

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Preserved source evidence · Not medical advice