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NCT01064310 · OUTCOME

Number of Participants With Preference for Pazopanib Versus Sunitinib as Assessed by the Patient Preference Questionnaire (PPQ)

Patient Preference Study of Pazopanib Versus Sunitinib in Advanced or Metastatic Kidney Cancer · Source last updated 2017-04-17

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

Measure
NUMBER
Unit
participants
Interval / dispersion
Not reported
Time frame
End of treatment of both study drugs (maximum of 22 weeks)

What was measured

The PPQ is used to measure participants' preference for pazopanib or sunitinib for renal cell carcinoma management and is used to determine a participant's preference for 1 of the 2 drugs given in the 2 double-blind treatment periods. Participants were asked to select 1 of the following: 1. prefer the drug taken as the first treatment; 2. prefer the drug taken as the second treatment; or 3, no preference. Those participants who indicated a preference were asked to select the factors that had an influence on their treatment preference, as well as the most important reason for their preference.

Analysis population: Modified-Intent-to-Treat (mITT) Population (used for the primary analysis): participants who received at least one dose of study treatment from each treatment period and who did not have documented progressive disease (PD) at the end of Treatment Period 1 and completed the patient preference questionnaire.

Groups in this outcome

Sunitinib 50 mg Followed by Pazopanib 800 mg

Period 1: Participants received 4 overencapsulated capsules of sunitinib, each containing 12.5 milligrams (mg) of sunitinib, once daily (OD) orally for 4 weeks, followed by 2 weeks off treatment (matching placebo capsules to maintain blind), followed by 50 mg (4 x 12.5 mg) OD orally for 4 weeks. Period 1 was followed by a 2-week wash-out period in which no treatment was given. Period 2: Participants received 4 overencapsulated tablets of pazopanib, each containing 200 mg of pazopanib, OD orally for 10 weeks. Study drugs were taken without food at least one hour before or two hours after a meal. The capsules were swallowed whole and not crushed or broken. The time of day the study drugs were taken remained relatively constant.

Pazopanib 800 mg Followed by Sunitinib 50 mg

Period 1: Participants received 4 overencapsulated tablets of pazopanib, each containing 200 mg of pazopanib, OD orally for 10 weeks. Period 1 was followed by a 2-week wash-out period in which no treatment was given. Period2: Participants received 4 overencapsulated capsules of sunitinib, each containing 12.5 mg of sunitinib, OD orally for 4 weeks, followed by 2 weeks off treatment (matching placebo capsules to maintain blind), followed by 50 mg (4 x 12.5 mg) OD orally for 4 weeks. Study drugs were taken without food at least one hour before or two hours after a meal. The capsules were swallowed whole and not crushed or broken. The time of day the study drugs were taken remained relatively constant.

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

Analysis denominator · Participants

GroupSource count
Sunitinib 50 mg Followed by Pazopanib 800 mg60
Pazopanib 800 mg Followed by Sunitinib 50 mg54

Reported measurements

Sunitinib
Values in participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Sunitinib 50 mg Followed by Pazopanib 800 mg19Not reportedNot reportedNot reportedNot reported
Pazopanib 800 mg Followed by Sunitinib 50 mg6Not reportedNot reportedNot reportedNot reported
Pazopanib
Values in participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Sunitinib 50 mg Followed by Pazopanib 800 mg37Not reportedNot reportedNot reportedNot reported
Pazopanib 800 mg Followed by Sunitinib 50 mg43Not reportedNot reportedNot reportedNot reported
No preference
Values in participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Sunitinib 50 mg Followed by Pazopanib 800 mg4Not reportedNot reportedNot reportedNot reported
Pazopanib 800 mg Followed by Sunitinib 50 mg5Not 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
    37.0
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    90
    ci Upper Limit
    61.5
    estimate Comment
    The estimated value indicates the difference in the percentage of participants who preferred pazopanib versus sunitinib. This difference is adjusted for sequence.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.001
    p Value Comment
    The p value indicates the difference in preference for pazopanib versus sunitinib treatment
    param Type
    Percentage of participants
    param Value
    49.26
    statistical Method
    Prescotts test
Complete source fields
analyses
  1. ci Lower Limit
    37.0
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    90
    ci Upper Limit
    61.5
    estimate Comment
    The estimated value indicates the difference in the percentage of participants who preferred pazopanib versus sunitinib. This difference is adjusted for sequence.
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.001
    p Value Comment
    The p value indicates the difference in preference for pazopanib versus sunitinib treatment
    param Type
    Percentage of participants
    param Value
    49.26
    statistical Method
    Prescotts test
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        19
      2. group Id
        OG001
        value
        6
    title
    Sunitinib
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        37
      2. group Id
        OG001
        value
        43
    title
    Pazopanib
  3. categories
    1. measurements
      1. group Id
        OG000
        value
        4
      2. group Id
        OG001
        value
        5
    title
    No preference
denoms
  1. counts
    1. group Id
      OG000
      value
      60
    2. group Id
      OG001
      value
      54
    units
    Participants
description
The PPQ is used to measure participants' preference for pazopanib or sunitinib for renal cell carcinoma management and is used to determine a participant's preference for 1 of the 2 drugs given in the 2 double-blind treatment periods. Participants were asked to select 1 of the following: 1. prefer the drug taken as the first treatment; 2. prefer the drug taken as the second treatment; or 3, no preference. Those participants who indicated a preference were asked to select the factors that had an influence on their treatment preference, as well as the most important reason for their preference.
groups
  1. description
    Period 1: Participants received 4 overencapsulated capsules of sunitinib, each containing 12.5 milligrams (mg) of sunitinib, once daily (OD) orally for 4 weeks, followed by 2 weeks off treatment (matching placebo capsules to maintain blind), followed by 50 mg (4 x 12.5 mg) OD orally for 4 weeks. Period 1 was followed by a 2-week wash-out period in which no treatment was given. Period 2: Participants received 4 overencapsulated tablets of pazopanib, each containing 200 mg of pazopanib, OD orally for 10 weeks. Study drugs were taken without food at least one hour before or two hours after a meal. The capsules were swallowed whole and not crushed or broken. The time of day the study drugs were taken remained relatively constant.
    id
    OG000
    title
    Sunitinib 50 mg Followed by Pazopanib 800 mg
  2. description
    Period 1: Participants received 4 overencapsulated tablets of pazopanib, each containing 200 mg of pazopanib, OD orally for 10 weeks. Period 1 was followed by a 2-week wash-out period in which no treatment was given. Period2: Participants received 4 overencapsulated capsules of sunitinib, each containing 12.5 mg of sunitinib, OD orally for 4 weeks, followed by 2 weeks off treatment (matching placebo capsules to maintain blind), followed by 50 mg (4 x 12.5 mg) OD orally for 4 weeks. Study drugs were taken without food at least one hour before or two hours after a meal. The capsules were swallowed whole and not crushed or broken. The time of day the study drugs were taken remained relatively constant.
    id
    OG001
    title
    Pazopanib 800 mg Followed by Sunitinib 50 mg
param Type
NUMBER
population Description
Modified-Intent-to-Treat (mITT) Population (used for the primary analysis): participants who received at least one dose of study treatment from each treatment period and who did not have documented progressive disease (PD) at the end of Treatment Period 1 and completed the patient preference questionnaire.
reporting Status
POSTED
time Frame
End of treatment of both study drugs (maximum of 22 weeks)
title
Number of Participants With Preference for Pazopanib Versus Sunitinib as Assessed by the Patient Preference Questionnaire (PPQ)
type
PRIMARY
unit Of Measure
participants

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

Preserved source evidence · Not medical advice