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NCT00069121 · OUTCOME

Disease-Free Survival (DFS) [Number of Events]

A Study of Xeloda (Capecitabine) Plus Oxaliplatin in Patients With Colon Cancer · Source last updated 2020-03-06

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
Time from randomization date to date of first DFS event/date last known to be event-free. Median observation time for DFS was 74 months (range: 0-95 months).

What was measured

Determination of an event was based on tumor assessments and survival follow-up assessments. A disease-free survival (DFS) event was defined as any recurrence of the original colon cancer or appearance of a new colon or rectal cancer (proven by cytology or histology, when possible) or death due to any cause, whichever was earliest. Participants who had not had any such event at the time of data analysis were censored at the last date they were known to be event-free. Participants with no tumor assessments after baseline were censored at Day 1. An isolated event of increased CEA, or unexplained clinical deterioration were not considered to be evidence of relapse without support of other objective measurements. The date of relapse was defined as the date of the definitive assessment by objective measurements.

Analysis population: Intent-to-Treat Population

Groups in this outcome

5-FU/LV

Given by one of two regimens. • Mayo Clinic regimen group: LV 20 mg/m\^2 IV bolus injection + 5-FU 425 mg/m\^2 IV bolus injection daily on Days 1-5 of a four-week cycle, for a total of six cycles (24 weeks), or • Roswell Park regimen group: LV 500 mg/m\^2 by two-hour IV infusion + 5-FU 500 mg/m\^2 IV bolus injection one hour after the start of the LV infusion on Day 1 of Weeks 1 to 6 of each eight-week cycle, for a total of four cycles (32 weeks)

XELOX

Capecitabine administered as an oral twice daily outpatient intermittent treatment (3-week cycles consisting of two weeks of treatment followed by one week without treatment) combined with intravenous (IV) oxaliplatin on Day 1 of each cycle. Capecitabine was administered orally at a dose of 1000 mg/m\^2 twice-daily (equivalent to a total daily dose of 2000 mg/m\^2) with the first dose given during the evening of Day 1 and last dose given during the morning of Day 15. Oxaliplatin was administered as a 130 mg/m\^2 IV infusion over two hours on Day 1 of each cycle. The XELOX combination was administered for a total of eight cycles (24 weeks)

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

Analysis denominator · Participants

GroupSource count
5-FU/LV942
XELOX944

Reported measurements

Patients with Event
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
5-FU/LV379Not reportedNot reportedNot reportedNot reported
XELOX320Not reportedNot reportedNot reportedNot reported
Patients without Events
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
5-FU/LV563Not reportedNot reportedNot reportedNot reported
XELOX624Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        379
      2. group Id
        OG001
        value
        320
    title
    Patients with Event
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        563
      2. group Id
        OG001
        value
        624
    title
    Patients without Events
denoms
  1. counts
    1. group Id
      OG000
      value
      942
    2. group Id
      OG001
      value
      944
    units
    Participants
description
Determination of an event was based on tumor assessments and survival follow-up assessments. A disease-free survival (DFS) event was defined as any recurrence of the original colon cancer or appearance of a new colon or rectal cancer (proven by cytology or histology, when possible) or death due to any cause, whichever was earliest. Participants who had not had any such event at the time of data analysis were censored at the last date they were known to be event-free. Participants with no tumor assessments after baseline were censored at Day 1. An isolated event of increased CEA, or unexplained clinical deterioration were not considered to be evidence of relapse without support of other objective measurements. The date of relapse was defined as the date of the definitive assessment by objective measurements.
groups
  1. description
    Given by one of two regimens. • Mayo Clinic regimen group: LV 20 mg/m\^2 IV bolus injection + 5-FU 425 mg/m\^2 IV bolus injection daily on Days 1-5 of a four-week cycle, for a total of six cycles (24 weeks), or • Roswell Park regimen group: LV 500 mg/m\^2 by two-hour IV infusion + 5-FU 500 mg/m\^2 IV bolus injection one hour after the start of the LV infusion on Day 1 of Weeks 1 to 6 of each eight-week cycle, for a total of four cycles (32 weeks)
    id
    OG000
    title
    5-FU/LV
  2. description
    Capecitabine administered as an oral twice daily outpatient intermittent treatment (3-week cycles consisting of two weeks of treatment followed by one week without treatment) combined with intravenous (IV) oxaliplatin on Day 1 of each cycle. Capecitabine was administered orally at a dose of 1000 mg/m\^2 twice-daily (equivalent to a total daily dose of 2000 mg/m\^2) with the first dose given during the evening of Day 1 and last dose given during the morning of Day 15. Oxaliplatin was administered as a 130 mg/m\^2 IV infusion over two hours on Day 1 of each cycle. The XELOX combination was administered for a total of eight cycles (24 weeks)
    id
    OG001
    title
    XELOX
param Type
COUNT_OF_PARTICIPANTS
population Description
Intent-to-Treat Population
reporting Status
POSTED
time Frame
Time from randomization date to date of first DFS event/date last known to be event-free. Median observation time for DFS was 74 months (range: 0-95 months).
title
Disease-Free Survival (DFS) [Number of Events]
type
PRIMARY
unit Of Measure
Participants

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Preserved source evidence · Not medical advice