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NCT00738530 · OUTCOME

Percentage of Participants With Objective Response According to mRECIST

A Study of Avastin (Bevacizumab) Added to Interferon Alfa-2a (Roferon) Therapy in Patients With Metastatic Renal Cell Cancer With Nephrectomy · Source last updated 2016-06-23

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
Not reported
Time frame
Baseline until disease progression or death, whichever occurred first (assessed at baseline, Weeks 8, 16, 24, 32, 44, 56, 68 thereafter every 12 weeks up to week 104 and then every 6 months up to 4.25 years)

What was measured

Objective response referred to participants with complete response (CR) or partial response (PR). CR: disappearance of all target lesions, non-target lesions, and normalization of tumor marker level. PR: greater than or equal to (\>=) 30% decrease in sum of the longest diameter (LD) of all target lesions taking as reference the screening sum LD. To be assigned a status of PR or CR, changes in tumor measurements had to be confirmed by repeat assessments that should have been performed no less than 4 weeks after the criteria for response were first met. Longer intervals as determined by the study protocol were also appropriate.

Analysis population: ITT population included all participants randomized into the study. Number of participants analyzed (N) = participants with measurable disease at baseline.

Groups in this outcome

Bevacizumab + IFN-Alfa-2A

Bevacizumab infusions were administered every two weeks at a dose of 10 mg/kg for 52 weeks or until disease progression or unacceptable toxicity. IFN-Alfa-2A was administered 3 times per week as a subcutaneous injection at a dose of 9 MIU for 52 weeks or until disease progression or major toxicity.

Placebo + IFN-Alfa-2A

Placebo matched with Bevacizumab infusions were administered every two weeks for 52 weeks or until disease progression or unacceptable toxicity. IFN-Alfa-2A was administered 3 times per week as a subcutaneous injection at a dose of 9 MIU for 52 weeks or until disease progression or major toxicity.

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

Analysis denominator · Participants

GroupSource count
Bevacizumab + IFN-Alfa-2A306
Placebo + IFN-Alfa-2A289

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Bevacizumab + IFN-Alfa-2A32.4Not reportedNot reportedNot reportedNot reported
Placebo + IFN-Alfa-2A12.5Not reportedNot reportedNot reportedNot reported

Source statistical analyses

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

  1. ci Lower Limit
    13.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    26.6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <.0001
    param Type
    Difference in response rates
    param Value
    19.90
    statistical Method
    Chi-squared
    tested Non Inferiority
    false
Complete source fields
analyses
  1. ci Lower Limit
    13.2
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    26.6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <.0001
    param Type
    Difference in response rates
    param Value
    19.90
    statistical Method
    Chi-squared
    tested Non Inferiority
    false
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        32.4
      2. group Id
        OG001
        value
        12.5
denoms
  1. counts
    1. group Id
      OG000
      value
      306
    2. group Id
      OG001
      value
      289
    units
    Participants
description
Objective response referred to participants with complete response (CR) or partial response (PR). CR: disappearance of all target lesions, non-target lesions, and normalization of tumor marker level. PR: greater than or equal to (\>=) 30% decrease in sum of the longest diameter (LD) of all target lesions taking as reference the screening sum LD. To be assigned a status of PR or CR, changes in tumor measurements had to be confirmed by repeat assessments that should have been performed no less than 4 weeks after the criteria for response were first met. Longer intervals as determined by the study protocol were also appropriate.
groups
  1. description
    Bevacizumab infusions were administered every two weeks at a dose of 10 mg/kg for 52 weeks or until disease progression or unacceptable toxicity. IFN-Alfa-2A was administered 3 times per week as a subcutaneous injection at a dose of 9 MIU for 52 weeks or until disease progression or major toxicity.
    id
    OG000
    title
    Bevacizumab + IFN-Alfa-2A
  2. description
    Placebo matched with Bevacizumab infusions were administered every two weeks for 52 weeks or until disease progression or unacceptable toxicity. IFN-Alfa-2A was administered 3 times per week as a subcutaneous injection at a dose of 9 MIU for 52 weeks or until disease progression or major toxicity.
    id
    OG001
    title
    Placebo + IFN-Alfa-2A
param Type
NUMBER
population Description
ITT population included all participants randomized into the study. Number of participants analyzed (N) = participants with measurable disease at baseline.
reporting Status
POSTED
time Frame
Baseline until disease progression or death, whichever occurred first (assessed at baseline, Weeks 8, 16, 24, 32, 44, 56, 68 thereafter every 12 weeks up to week 104 and then every 6 months up to 4.25 years)
title
Percentage of Participants With Objective Response According to mRECIST
type
SECONDARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice