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NCT00949650 · OUTCOME

Tumour Shrinkage

BIBW 2992 (Afatinib) Versus Chemotherapy as First Line Treatment in NSCLC With EGFR Mutation · Source last updated 2018-04-06

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

Measure
MEAN
Unit
mm.
Interval / dispersion
Standard Error
Time frame
Tumour assessments were performed at Screening, Week 6, Week 12, Week 18 and then every 12-18 weeks until disease progression

What was measured

Tumour shrinkage was calculated as the minimum Sum of Diameters (SoD) of target lesions from all post-baseline tumour assessments, as read by the central independent review. The mean of these minimum values were presented after adjusting for baseline SoD, EGFR mutation group and race.

Analysis population: RS. There were only 203 patients in the Afatinib 40 mg arm and 101 patients in the Pemetrexed/Cisplatin Chemotherapy with tumour measurements.

Groups in this outcome

Afatinib 40 mg

Patients received Afatinib monotherapy 40 mg film-coated tablets orally once daily.

Pemetrexed/Cisplatin Chemotherapy

Patients received Pemetrexed 500 mg/m\^2 lyophilised powder as intravenous infusion after Cisplatin 75 mg/m\^2 solution for infusion as intravenous infusion on Day 1 of each 21-day treatment course up to 6 cycles.

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

Analysis denominator · Participants

GroupSource count
Afatinib 40 mg203
Pemetrexed/Cisplatin Chemotherapy101

Reported measurements

Source class 1
Values in mm. · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Afatinib 40 mg33.191.12Not reportedNot reportedNot reported
Pemetrexed/Cisplatin Chemotherapy43.001.59Not reportedNot reportedNot reported

Source statistical analyses

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

  1. ci Lower Limit
    -13.64
    ci Pct Value
    95
    ci Upper Limit
    -5.99
    estimate Comment
    Afatinib 40 mg-Pemetrexed/Cisplatin Chemotherapy.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.0001
    param Type
    Mean Difference (Final Values)
    param Value
    -9.82
    statistical Comment
    Adjusted for baseline SoD, EGFR mutation group and race.
    statistical Method
    ANCOVA
Complete source fields
analyses
  1. ci Lower Limit
    -13.64
    ci Pct Value
    95
    ci Upper Limit
    -5.99
    estimate Comment
    Afatinib 40 mg-Pemetrexed/Cisplatin Chemotherapy.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.0001
    param Type
    Mean Difference (Final Values)
    param Value
    -9.82
    statistical Comment
    Adjusted for baseline SoD, EGFR mutation group and race.
    statistical Method
    ANCOVA
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        1.12
        value
        33.19
      2. group Id
        OG001
        spread
        1.59
        value
        43.00
denoms
  1. counts
    1. group Id
      OG000
      value
      203
    2. group Id
      OG001
      value
      101
    units
    Participants
description
Tumour shrinkage was calculated as the minimum Sum of Diameters (SoD) of target lesions from all post-baseline tumour assessments, as read by the central independent review. The mean of these minimum values were presented after adjusting for baseline SoD, EGFR mutation group and race.
dispersion Type
Standard Error
groups
  1. description
    Patients received Afatinib monotherapy 40 mg film-coated tablets orally once daily.
    id
    OG000
    title
    Afatinib 40 mg
  2. description
    Patients received Pemetrexed 500 mg/m\^2 lyophilised powder as intravenous infusion after Cisplatin 75 mg/m\^2 solution for infusion as intravenous infusion on Day 1 of each 21-day treatment course up to 6 cycles.
    id
    OG001
    title
    Pemetrexed/Cisplatin Chemotherapy
param Type
MEAN
population Description
RS. There were only 203 patients in the Afatinib 40 mg arm and 101 patients in the Pemetrexed/Cisplatin Chemotherapy with tumour measurements.
reporting Status
POSTED
time Frame
Tumour assessments were performed at Screening, Week 6, Week 12, Week 18 and then every 12-18 weeks until disease progression
title
Tumour Shrinkage
type
SECONDARY
unit Of Measure
mm.

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Preserved source evidence · Not medical advice