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NCT00446225 · OUTCOME

Molecular Markers Related to EGFR and Study Pathology

Phase III Study (Tarceva®) vs Chemotherapy to Treat Advanced Non-Small Cell Lung Cancer in Patients With Mutations in the TK Domain of EGFR · Source last updated 2025-03-05

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

Measure
COUNT_OF_UNITS
Unit
Sample of serum
Interval / dispersion
Not reported
Time frame
At baseline

What was measured

The study of mutations in serum (serum DNA). This exploratory analysis was performed to determine whether EGFR mutations can reliably be detected in serum thereby reducing the requirement for invasive techniques as well as to enable detection of mutations in patients where no tumor biopsy samples are available.

Analysis population: Intention to treat. Serum sample taken at baseline

Groups in this outcome

A: Erlotinib Group

Erlotinib (Tarceva)150 mg /day Patients will receive treatment until disease progression or unacceptable toxicity. For all practical effects a treatment cycle will be defined as three weeks of continuous treatment with erlotinib Erlotinib: 150 mg/day Patients will receive treatment until disease progression or unacceptable toxicity. For all practical effects a treatment cycle will be defined as three weeks of continuous treatment with erlotinib

B: Standard Chemotherapy Group

4 cycles of Chemotherapy: Cisplatin / Gemcitabine; Cisplatin /Docetaxel; Carboplatin / Gemcitabine; Carboplatin / Docetaxel. 3 week cycles of standard intravenous chemotherapy * 75 mg/m² cisplatin plus 75 mg/m² docetaxel on day 1 or * 75 mg/m² cisplatin on day 1 plus 1250 mg/m² gemcitabine on days 1 and 8 Patients who were ineligible for cisplatin treatment received intra venous carboplatin chemotherapy instead: * 3 week cycles of carboplatin AUC 6 on day 1 with 75 mg/m² docetaxel on day 1 or * 3 week cycles carboplatin AUC 5 on day 1 with 1000 mg/m² gemcitabine on days 1 and 8 Patients in the chemotherapy arm will receive the treatment until disease progression or unacceptable toxicity occurs, or until a maximum of 4 treatment cycles are given.

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

Analysis denominator · Participants

GroupSource count
A: Erlotinib Group86
B: Standard Chemotherapy Group87

Analysis denominator · Sample of serum

GroupSource count
A: Erlotinib Group86
B: Standard Chemotherapy Group87

Reported measurements

Mutated
Values in Sample of serum · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
A: Erlotinib Group30Not reportedNot reportedNot reportedNot reported
B: Standard Chemotherapy Group29Not reportedNot reportedNot reportedNot reported
Wild type
Values in Sample of serum · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
A: Erlotinib Group24Not reportedNot reportedNot reportedNot reported
B: Standard Chemotherapy Group23Not reportedNot reportedNot reportedNot reported
Not enough sample
Values in Sample of serum · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
A: Erlotinib Group32Not reportedNot reportedNot reportedNot reported
B: Standard Chemotherapy Group35Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        30
      2. group Id
        OG001
        value
        29
    title
    Mutated
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        24
      2. group Id
        OG001
        value
        23
    title
    Wild type
  3. categories
    1. measurements
      1. group Id
        OG000
        value
        32
      2. group Id
        OG001
        value
        35
    title
    Not enough sample
denom Units Selected
Sample of serum
denoms
  1. counts
    1. group Id
      OG000
      value
      86
    2. group Id
      OG001
      value
      87
    units
    Participants
  2. counts
    1. group Id
      OG000
      value
      86
    2. group Id
      OG001
      value
      87
    units
    Sample of serum
description
The study of mutations in serum (serum DNA). This exploratory analysis was performed to determine whether EGFR mutations can reliably be detected in serum thereby reducing the requirement for invasive techniques as well as to enable detection of mutations in patients where no tumor biopsy samples are available.
groups
  1. description
    Erlotinib (Tarceva)150 mg /day Patients will receive treatment until disease progression or unacceptable toxicity. For all practical effects a treatment cycle will be defined as three weeks of continuous treatment with erlotinib Erlotinib: 150 mg/day Patients will receive treatment until disease progression or unacceptable toxicity. For all practical effects a treatment cycle will be defined as three weeks of continuous treatment with erlotinib
    id
    OG000
    title
    A: Erlotinib Group
  2. description
    4 cycles of Chemotherapy: Cisplatin / Gemcitabine; Cisplatin /Docetaxel; Carboplatin / Gemcitabine; Carboplatin / Docetaxel. 3 week cycles of standard intravenous chemotherapy * 75 mg/m² cisplatin plus 75 mg/m² docetaxel on day 1 or * 75 mg/m² cisplatin on day 1 plus 1250 mg/m² gemcitabine on days 1 and 8 Patients who were ineligible for cisplatin treatment received intra venous carboplatin chemotherapy instead: * 3 week cycles of carboplatin AUC 6 on day 1 with 75 mg/m² docetaxel on day 1 or * 3 week cycles carboplatin AUC 5 on day 1 with 1000 mg/m² gemcitabine on days 1 and 8 Patients in the chemotherapy arm will receive the treatment until disease progression or unacceptable toxicity occurs, or until a maximum of 4 treatment cycles are given.
    id
    OG001
    title
    B: Standard Chemotherapy Group
param Type
COUNT_OF_UNITS
population Description
Intention to treat. Serum sample taken at baseline
reporting Status
POSTED
time Frame
At baseline
title
Molecular Markers Related to EGFR and Study Pathology
type
SECONDARY
type Units Analyzed
Sample of serum
unit Of Measure
Sample of serum

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Preserved source evidence · Not medical advice