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NCT01013649 · OUTCOME

Overall Survival (Percentage of Participants Alive) [Phase III] by Sex

Gemcitabine Hydrochloride With or Without Erlotinib Hydrochloride Followed by the Same Chemotherapy Regimen With or Without Radiation Therapy and Capecitabine or Fluorouracil in Treating Patients With Pancreatic Cancer That Has Been Removed by Surgery · Source last updated 2026-02-23

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

Measure
MEDIAN
Unit
months
Interval / dispersion
90% Confidence Interval
Time frame
From step 2 randomization (chemotherapy vs. chemotherapy followed by chemoradiation) to the date of death or last follow-up. Maximum follow-up at time of the phase III analysis was 12.8 years, measured from step 2 randomization.

What was measured

NIH-required analysis. Overall survival (OS) is estimated by the Kaplan-Meier method. Survival time is measured from step 2 randomization to date of death from any cause or last known follow-up (censored). Analysis was to occur at the earlier of 316 reported deaths or when all patients have five years potential follow-up from step 2 randomization.

Analysis population: Participants randomized at step 2. Data were stratified by sex.

Groups in this outcome

Arm III (Chemotherapy)

Patients receive the same treatment as in arm I or arm II for one month. Patients undergo CT, MRI, and/or x-ray imaging throughout the trial. Patients also undergo blood sample collection during screening and follow-up and undergo tissue sample collection at baseline.

Arm IV (Chemotherapy, Chemoradiotherapy)

Patients receive the same treatment as in arm I or arm II for one month. Beginning within 7-21 days after completion of chemotherapy, patients undergo radiotherapy (RT) (3-dimensional conformal radiotherapy or intensity modulated radiotherapy) 5 days per week for 5.5 weeks (28 fractions). During radiotherapy, patients receive either capecitabine PO BID 5 days per week or fluorouracil IV continuously for 5.5 weeks or until radiotherapy is completed. Patients undergo CT, MRI, and/or x-ray imaging throughout the trial. Patients also undergo blood sample collection during screening and follow-up and undergo tissue sample collection at baseline.

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

Analysis denominator · Participants

GroupSource count
Arm III (Chemotherapy)174
Arm IV (Chemotherapy, Chemoradiotherapy)180

Reported measurements

Female

Analysis denominator · Participants

GroupSource count
Arm III (Chemotherapy)74
Arm IV (Chemotherapy, Chemoradiotherapy)85
Values in months · Interval/dispersion: 90% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm III (Chemotherapy)26.4Not reported19.636.3Not reported
Arm IV (Chemotherapy, Chemoradiotherapy)27.3Not reported24.934.6Not reported
Male

Analysis denominator · Participants

GroupSource count
Arm III (Chemotherapy)100
Arm IV (Chemotherapy, Chemoradiotherapy)95
Values in months · Interval/dispersion: 90% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm III (Chemotherapy)34.1Not reported26.541.7Not reported
Arm IV (Chemotherapy, Chemoradiotherapy)28.2Not reported23.333.8Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        19.6
        upper Limit
        36.3
        value
        26.4
      2. group Id
        OG001
        lower Limit
        24.9
        upper Limit
        34.6
        value
        27.3
    denoms
    1. counts
      1. group Id
        OG000
        value
        74
      2. group Id
        OG001
        value
        85
      units
      Participants
    title
    Female
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        26.5
        upper Limit
        41.7
        value
        34.1
      2. group Id
        OG001
        lower Limit
        23.3
        upper Limit
        33.8
        value
        28.2
    denoms
    1. counts
      1. group Id
        OG000
        value
        100
      2. group Id
        OG001
        value
        95
      units
      Participants
    title
    Male
denoms
  1. counts
    1. group Id
      OG000
      value
      174
    2. group Id
      OG001
      value
      180
    units
    Participants
description
NIH-required analysis. Overall survival (OS) is estimated by the Kaplan-Meier method. Survival time is measured from step 2 randomization to date of death from any cause or last known follow-up (censored). Analysis was to occur at the earlier of 316 reported deaths or when all patients have five years potential follow-up from step 2 randomization.
dispersion Type
90% Confidence Interval
groups
  1. description
    Patients receive the same treatment as in arm I or arm II for one month. Patients undergo CT, MRI, and/or x-ray imaging throughout the trial. Patients also undergo blood sample collection during screening and follow-up and undergo tissue sample collection at baseline.
    id
    OG000
    title
    Arm III (Chemotherapy)
  2. description
    Patients receive the same treatment as in arm I or arm II for one month. Beginning within 7-21 days after completion of chemotherapy, patients undergo radiotherapy (RT) (3-dimensional conformal radiotherapy or intensity modulated radiotherapy) 5 days per week for 5.5 weeks (28 fractions). During radiotherapy, patients receive either capecitabine PO BID 5 days per week or fluorouracil IV continuously for 5.5 weeks or until radiotherapy is completed. Patients undergo CT, MRI, and/or x-ray imaging throughout the trial. Patients also undergo blood sample collection during screening and follow-up and undergo tissue sample collection at baseline.
    id
    OG001
    title
    Arm IV (Chemotherapy, Chemoradiotherapy)
param Type
MEDIAN
population Description
Participants randomized at step 2. Data were stratified by sex.
reporting Status
POSTED
time Frame
From step 2 randomization (chemotherapy vs. chemotherapy followed by chemoradiation) to the date of death or last follow-up. Maximum follow-up at time of the phase III analysis was 12.8 years, measured from step 2 randomization.
title
Overall Survival (Percentage of Participants Alive) [Phase III] by Sex
type
OTHER_PRE_SPECIFIED
unit Of Measure
months

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Preserved source evidence · Not medical advice