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NCT01183780 · OUTCOME

Percentage of Participants Achieving an Objective Response (Objective Response Rate)

A Study in Second Line Metastatic Colorectal Cancer · Source last updated 2019-09-25

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

Measure
NUMBER
Unit
percentage of participants
Interval / dispersion
95% Confidence Interval
Time frame
Randomization until Disease Progression Up to 38.01 Months

What was measured

The objective response rate is equal to the proportion of participants achieving a best overall response of partial response or complete response (PR + CR). Response was defined using RECIST, v. 1.1 criteria. CR was defined as the disappearance of all target and non-target lesions and any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm and normalization of tumor marker level of non-target lesions; PR was defined as having at least a 30% decrease in sum of longest diameter of target lesions taking as reference the baseline sum diameter.

Analysis population: All randomized participants.

Groups in this outcome

Ramucirumab + FOLFIRI

On Day 1 of each 14-day cycle, participants received ramucirumab followed by other study treatment in the following sequence: Irinotecan, Folinic Acid and 5-Fluorouracil. Treatment continued until disease progression, unacceptable toxicity, or other withdrawal criteria were met. Ramucirumab: 8 mg/kg administered intravenously. Irinotecan: 180 mg/m\^2 administered intravenously. Folinic Acid: 400 mg/m\^2 administered intravenously. 5-Fluorouracil: 400 mg/m\^2 bolus immediately followed by 2400 mg/m\^2 continuous infusion.

Placebo + FOLFIRI

On Day 1 of each 14-day cycle, participants received placebo followed by other study treatment in the following sequence: Irinotecan, Folinic Acid and 5-Fluorouracil. Treatment continued until disease progression, unacceptable toxicity, or other withdrawal criteria were met. Placebo: Administered intravenously. Irinotecan: 180 mg/m\^2 administered intravenously. Folinic Acid: 400 mg/m\^2 administered intravenously. 5-Fluorouracil: 400 mg/m\^2 bolus immediately followed by 2400 mg/m\^2 continuous infusion.

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

Analysis denominator · Participants

GroupSource count
Ramucirumab + FOLFIRI536
Placebo + FOLFIRI536

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Ramucirumab + FOLFIRI13.4Not reported10.716.6Not reported
Placebo + FOLFIRI12.5Not reported9.815.6Not reported

Source statistical analyses

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

  1. ci Num Sides
    TWO_SIDED
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER_LEGACY
    p Value
    0.6336
    statistical Method
    Cochran-Mantel-Haenszel
Complete source fields
analyses
  1. ci Num Sides
    TWO_SIDED
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER_LEGACY
    p Value
    0.6336
    statistical Method
    Cochran-Mantel-Haenszel
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        10.7
        upper Limit
        16.6
        value
        13.4
      2. group Id
        OG001
        lower Limit
        9.8
        upper Limit
        15.6
        value
        12.5
denoms
  1. counts
    1. group Id
      OG000
      value
      536
    2. group Id
      OG001
      value
      536
    units
    Participants
description
The objective response rate is equal to the proportion of participants achieving a best overall response of partial response or complete response (PR + CR). Response was defined using RECIST, v. 1.1 criteria. CR was defined as the disappearance of all target and non-target lesions and any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm and normalization of tumor marker level of non-target lesions; PR was defined as having at least a 30% decrease in sum of longest diameter of target lesions taking as reference the baseline sum diameter.
dispersion Type
95% Confidence Interval
groups
  1. description
    On Day 1 of each 14-day cycle, participants received ramucirumab followed by other study treatment in the following sequence: Irinotecan, Folinic Acid and 5-Fluorouracil. Treatment continued until disease progression, unacceptable toxicity, or other withdrawal criteria were met. Ramucirumab: 8 mg/kg administered intravenously. Irinotecan: 180 mg/m\^2 administered intravenously. Folinic Acid: 400 mg/m\^2 administered intravenously. 5-Fluorouracil: 400 mg/m\^2 bolus immediately followed by 2400 mg/m\^2 continuous infusion.
    id
    OG000
    title
    Ramucirumab + FOLFIRI
  2. description
    On Day 1 of each 14-day cycle, participants received placebo followed by other study treatment in the following sequence: Irinotecan, Folinic Acid and 5-Fluorouracil. Treatment continued until disease progression, unacceptable toxicity, or other withdrawal criteria were met. Placebo: Administered intravenously. Irinotecan: 180 mg/m\^2 administered intravenously. Folinic Acid: 400 mg/m\^2 administered intravenously. 5-Fluorouracil: 400 mg/m\^2 bolus immediately followed by 2400 mg/m\^2 continuous infusion.
    id
    OG001
    title
    Placebo + FOLFIRI
param Type
NUMBER
population Description
All randomized participants.
reporting Status
POSTED
time Frame
Randomization until Disease Progression Up to 38.01 Months
title
Percentage of Participants Achieving an Objective Response (Objective Response Rate)
type
SECONDARY
unit Of Measure
percentage of participants

Download exact source JSON → · Snapshot ctgov-results-191f4516d4760045304b24a0

Preserved source evidence · Independent clinical review pending · Not medical advice