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NCT04191499 · BASELINE

Baseline characteristics

A Study Evaluating the Efficacy and Safety of Inavolisib + Palbociclib + Fulvestrant vs Placebo + Palbociclib + Fulvestrant in Participants With PIK3CA-Mutant, Hormone Receptor-Positive, HER2-Negative, Locally Advanced or Metastatic Breast Cancer · Source last updated 2026-06-15

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

denoms
  1. counts
    1. group Id
      BG000
      value
      161
    2. group Id
      BG001
      value
      164
    3. group Id
      BG002
      value
      325
    units
    Participants
groups
  1. description
    Participants received inavolisib, 9 mg, orally, QD on Days 1-28 of each 28 day cycle along with palbociclib 125 mg, orally, QD on Days 1-21 and fulvestrant, 500 mg, IM injections on Days 1 and 15 of Cycle 1 and then on Day 1 of each subsequent 28 day cycle until unequivocal disease progression, unacceptable toxicity, participant withdrawal of consent, or study termination.
    id
    BG000
    title
    Inavo+Palbo+Fulv
  2. description
    Participants received placebo, orally, QD on Days 1-28 of each 28 day cycle along with palbociclib 125 mg, orally, QD on Days 1-21 and fulvestrant, 500 mg, IM injections on Days 1 and 15 of Cycle 1 and then of Day 1 of each subsequent 28 day cycle until unequivocal disease progression, unacceptable toxicity, participant withdrawal of consent, or study termination.
    id
    BG001
    title
    Pbo+Palbo+Fulv
  3. description
    Total of all reporting groups
    id
    BG002
    title
    Total
measures
  1. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          spread
          10.9
          value
          53.8
        2. group Id
          BG001
          spread
          11.2
          value
          54.1
        3. group Id
          BG002
          spread
          11.1
          value
          54.0
    dispersion Type
    STANDARD_DEVIATION
    param Type
    MEAN
    title
    Age, Continuous
    unit Of Measure
    years
  2. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          156
        2. group Id
          BG001
          value
          163
        3. group Id
          BG002
          value
          319
        title
        Female
      2. measurements
        1. group Id
          BG000
          value
          5
        2. group Id
          BG001
          value
          1
        3. group Id
          BG002
          value
          6
        title
        Male
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Sex: Female, Male
    unit Of Measure
    Participants
  3. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          10
        2. group Id
          BG001
          value
          10
        3. group Id
          BG002
          value
          20
        title
        Hispanic or Latino
      2. measurements
        1. group Id
          BG000
          value
          145
        2. group Id
          BG001
          value
          149
        3. group Id
          BG002
          value
          294
        title
        Not Hispanic or Latino
      3. measurements
        1. group Id
          BG000
          value
          6
        2. group Id
          BG001
          value
          5
        3. group Id
          BG002
          value
          11
        title
        Unknown or Not Reported
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Ethnicity (NIH/OMB)
    unit Of Measure
    Participants
  4. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        American Indian or Alaska Native
      2. measurements
        1. group Id
          BG000
          value
          61
        2. group Id
          BG001
          value
          63
        3. group Id
          BG002
          value
          124
        title
        Asian
      3. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        Native Hawaiian or Other Pacific Islander
      4. measurements
        1. group Id
          BG000
          value
          1
        2. group Id
          BG001
          value
          1
        3. group Id
          BG002
          value
          2
        title
        Black or African American
      5. measurements
        1. group Id
          BG000
          value
          94
        2. group Id
          BG001
          value
          97
        3. group Id
          BG002
          value
          191
        title
        White
      6. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        More than one race
      7. measurements
        1. group Id
          BG000
          value
          5
        2. group Id
          BG001
          value
          3
        3. group Id
          BG002
          value
          8
        title
        Unknown or Not Reported
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Race (NIH/OMB)
    unit Of Measure
    Participants
population Description
Full analysis set (FAS) included all participants who were randomized to receive the treatment they were assigned.
Complete source fields
denoms
  1. counts
    1. group Id
      BG000
      value
      161
    2. group Id
      BG001
      value
      164
    3. group Id
      BG002
      value
      325
    units
    Participants
groups
  1. description
    Participants received inavolisib, 9 mg, orally, QD on Days 1-28 of each 28 day cycle along with palbociclib 125 mg, orally, QD on Days 1-21 and fulvestrant, 500 mg, IM injections on Days 1 and 15 of Cycle 1 and then on Day 1 of each subsequent 28 day cycle until unequivocal disease progression, unacceptable toxicity, participant withdrawal of consent, or study termination.
    id
    BG000
    title
    Inavo+Palbo+Fulv
  2. description
    Participants received placebo, orally, QD on Days 1-28 of each 28 day cycle along with palbociclib 125 mg, orally, QD on Days 1-21 and fulvestrant, 500 mg, IM injections on Days 1 and 15 of Cycle 1 and then of Day 1 of each subsequent 28 day cycle until unequivocal disease progression, unacceptable toxicity, participant withdrawal of consent, or study termination.
    id
    BG001
    title
    Pbo+Palbo+Fulv
  3. description
    Total of all reporting groups
    id
    BG002
    title
    Total
measures
  1. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          spread
          10.9
          value
          53.8
        2. group Id
          BG001
          spread
          11.2
          value
          54.1
        3. group Id
          BG002
          spread
          11.1
          value
          54.0
    dispersion Type
    STANDARD_DEVIATION
    param Type
    MEAN
    title
    Age, Continuous
    unit Of Measure
    years
  2. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          156
        2. group Id
          BG001
          value
          163
        3. group Id
          BG002
          value
          319
        title
        Female
      2. measurements
        1. group Id
          BG000
          value
          5
        2. group Id
          BG001
          value
          1
        3. group Id
          BG002
          value
          6
        title
        Male
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Sex: Female, Male
    unit Of Measure
    Participants
  3. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          10
        2. group Id
          BG001
          value
          10
        3. group Id
          BG002
          value
          20
        title
        Hispanic or Latino
      2. measurements
        1. group Id
          BG000
          value
          145
        2. group Id
          BG001
          value
          149
        3. group Id
          BG002
          value
          294
        title
        Not Hispanic or Latino
      3. measurements
        1. group Id
          BG000
          value
          6
        2. group Id
          BG001
          value
          5
        3. group Id
          BG002
          value
          11
        title
        Unknown or Not Reported
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Ethnicity (NIH/OMB)
    unit Of Measure
    Participants
  4. classes
    1. categories
      1. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        American Indian or Alaska Native
      2. measurements
        1. group Id
          BG000
          value
          61
        2. group Id
          BG001
          value
          63
        3. group Id
          BG002
          value
          124
        title
        Asian
      3. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        Native Hawaiian or Other Pacific Islander
      4. measurements
        1. group Id
          BG000
          value
          1
        2. group Id
          BG001
          value
          1
        3. group Id
          BG002
          value
          2
        title
        Black or African American
      5. measurements
        1. group Id
          BG000
          value
          94
        2. group Id
          BG001
          value
          97
        3. group Id
          BG002
          value
          191
        title
        White
      6. measurements
        1. group Id
          BG000
          value
          0
        2. group Id
          BG001
          value
          0
        3. group Id
          BG002
          value
          0
        title
        More than one race
      7. measurements
        1. group Id
          BG000
          value
          5
        2. group Id
          BG001
          value
          3
        3. group Id
          BG002
          value
          8
        title
        Unknown or Not Reported
    param Type
    COUNT_OF_PARTICIPANTS
    title
    Race (NIH/OMB)
    unit Of Measure
    Participants
population Description
Full analysis set (FAS) included all participants who were randomized to receive the treatment they were assigned.

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Preserved source evidence · Not medical advice