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NCT04607421 · OUTCOME

Phase 3: Number of Participants According to Response to Patient Global Impression of Severity (PGIS) Assessment at Baseline and at Week 30

A Study of Encorafenib Plus Cetuximab With or Without Chemotherapy in People With Previously Untreated Metastatic Colorectal Cancer · Source last updated 2026-06-11

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
Baseline and Week 30

What was measured

PGIS is a single-item scale where participants rated the severity of colorectal cancer as follows: none, mild, moderate, severe and very severe.

Analysis population: The FAS for Phase 3 included all participants who were randomized in the Phase 3 portion of the study, respectively. Here, "Overall Number of Participants Analyzed" signifies participants evaluable for this outcome measure. Here, 'Number Analyzed' signifies participants evaluable at specified timepoints.

Groups in this outcome

Phase 3: Arm A [EC]

Participants received encorafenib 300 mg QD orally and cetuximab 500 mg/m\^2 IV infusion for 120 minutes Q2W. Participants received treatment in 28-day cycles.

Phase 3: Arm B [EC + mFOLFOX6]

Participants received encorafenib 300 mg QD orally and cetuximab 500 mg/m\^2 IV infusion for 120 minutes Q2W along with fluorouracil 400 mg/m\^2 IV bolus then 2400 mg/m\^2 continuous IV infusion over 46-48 hours Q2W; leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W. Participants received treatment in 28-day cycles.

Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]

Participants received standard of care (SOC) chemotherapy per Investigator's choice: mFOLFOX6 with or without bevacizumab or FOLFOXIRI with or without bevacizumab or CAPOX with or without bevacizumab. Bevacizumab was optional and it was given per prescribing instructions of treating physician. mFOLFOX6 (28-day Cycle): fluorouracil 400 mg/m\^2 IV bolus then 2400 mg/m\^2 continuous IV infusion over 46-48 hours Q2W; leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W; FOLFOXIRI (28-day Cycle): fluorouracil 2400 or 3200 mg/m\^2 continuous IV infusion over 46-48 hours Q2W (per local standard of care); leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W and irinotecan 165 mg/m\^2 as IV infusion for 90 minutes Q2W; CAPOX (21-day Cycle): capecitabine 1000 mg/m\^2 oral tablet twice daily on Days 1-14 and oxaliplatin 130 mg/m\^2 IV infusion for 120 minutes Q3W.

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

Analysis denominator · Participants

GroupSource count
Phase 3: Arm A [EC]134
Phase 3: Arm B [EC + mFOLFOX6]201
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]182

Reported measurements

Baseline

Analysis denominator · Participants

GroupSource count
Phase 3: Arm A [EC]134
Phase 3: Arm B [EC + mFOLFOX6]201
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]182

None

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]27Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]50Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]48Not reportedNot reportedNot reportedNot reported

Mild

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]44Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]67Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]64Not reportedNot reportedNot reportedNot reported

Moderate

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]37Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]56Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]47Not reportedNot reportedNot reportedNot reported

Severe

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]26Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]28Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]23Not reportedNot reportedNot reportedNot reported

Very Severe

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]0Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]0Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]0Not reportedNot reportedNot reportedNot reported
Week 30

Analysis denominator · Participants

GroupSource count
Phase 3: Arm A [EC]68
Phase 3: Arm B [EC + mFOLFOX6]140
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]89

None

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]27Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]48Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]34Not reportedNot reportedNot reportedNot reported

Mild

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]25Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]53Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]35Not reportedNot reportedNot reportedNot reported

Moderate

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]13Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]30Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]14Not reportedNot reportedNot reportedNot reported

Severe

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]3Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]9Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]6Not reportedNot reportedNot reportedNot reported

Very Severe

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 3: Arm A [EC]0Not reportedNot reportedNot reportedNot reported
Phase 3: Arm B [EC + mFOLFOX6]0Not reportedNot reportedNot reportedNot reported
Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]0Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        27
      2. group Id
        OG001
        value
        50
      3. group Id
        OG002
        value
        48
      title
      None
    2. measurements
      1. group Id
        OG000
        value
        44
      2. group Id
        OG001
        value
        67
      3. group Id
        OG002
        value
        64
      title
      Mild
    3. measurements
      1. group Id
        OG000
        value
        37
      2. group Id
        OG001
        value
        56
      3. group Id
        OG002
        value
        47
      title
      Moderate
    4. measurements
      1. group Id
        OG000
        value
        26
      2. group Id
        OG001
        value
        28
      3. group Id
        OG002
        value
        23
      title
      Severe
    5. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        0
      title
      Very Severe
    denoms
    1. counts
      1. group Id
        OG000
        value
        134
      2. group Id
        OG001
        value
        201
      3. group Id
        OG002
        value
        182
      units
      Participants
    title
    Baseline
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        27
      2. group Id
        OG001
        value
        48
      3. group Id
        OG002
        value
        34
      title
      None
    2. measurements
      1. group Id
        OG000
        value
        25
      2. group Id
        OG001
        value
        53
      3. group Id
        OG002
        value
        35
      title
      Mild
    3. measurements
      1. group Id
        OG000
        value
        13
      2. group Id
        OG001
        value
        30
      3. group Id
        OG002
        value
        14
      title
      Moderate
    4. measurements
      1. group Id
        OG000
        value
        3
      2. group Id
        OG001
        value
        9
      3. group Id
        OG002
        value
        6
      title
      Severe
    5. measurements
      1. group Id
        OG000
        value
        0
      2. group Id
        OG001
        value
        0
      3. group Id
        OG002
        value
        0
      title
      Very Severe
    denoms
    1. counts
      1. group Id
        OG000
        value
        68
      2. group Id
        OG001
        value
        140
      3. group Id
        OG002
        value
        89
      units
      Participants
    title
    Week 30
denoms
  1. counts
    1. group Id
      OG000
      value
      134
    2. group Id
      OG001
      value
      201
    3. group Id
      OG002
      value
      182
    units
    Participants
description
PGIS is a single-item scale where participants rated the severity of colorectal cancer as follows: none, mild, moderate, severe and very severe.
groups
  1. description
    Participants received encorafenib 300 mg QD orally and cetuximab 500 mg/m\^2 IV infusion for 120 minutes Q2W. Participants received treatment in 28-day cycles.
    id
    OG000
    title
    Phase 3: Arm A [EC]
  2. description
    Participants received encorafenib 300 mg QD orally and cetuximab 500 mg/m\^2 IV infusion for 120 minutes Q2W along with fluorouracil 400 mg/m\^2 IV bolus then 2400 mg/m\^2 continuous IV infusion over 46-48 hours Q2W; leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W. Participants received treatment in 28-day cycles.
    id
    OG001
    title
    Phase 3: Arm B [EC + mFOLFOX6]
  3. description
    Participants received standard of care (SOC) chemotherapy per Investigator's choice: mFOLFOX6 with or without bevacizumab or FOLFOXIRI with or without bevacizumab or CAPOX with or without bevacizumab. Bevacizumab was optional and it was given per prescribing instructions of treating physician. mFOLFOX6 (28-day Cycle): fluorouracil 400 mg/m\^2 IV bolus then 2400 mg/m\^2 continuous IV infusion over 46-48 hours Q2W; leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W; FOLFOXIRI (28-day Cycle): fluorouracil 2400 or 3200 mg/m\^2 continuous IV infusion over 46-48 hours Q2W (per local standard of care); leucovorin 400 mg/m\^2 IV infusion for 120 minutes Q2W and oxaliplatin 85 mg/m\^2 IV infusion for 120 minutes Q2W and irinotecan 165 mg/m\^2 as IV infusion for 90 minutes Q2W; CAPOX (21-day Cycle): capecitabine 1000 mg/m\^2 oral tablet twice daily on Days 1-14 and oxaliplatin 130 mg/m\^2 IV infusion for 120 minutes Q3W.
    id
    OG002
    title
    Phase 3: Arm C [Standard of Care Chemotherapy, Control Arm]
param Type
COUNT_OF_PARTICIPANTS
population Description
The FAS for Phase 3 included all participants who were randomized in the Phase 3 portion of the study, respectively. Here, "Overall Number of Participants Analyzed" signifies participants evaluable for this outcome measure. Here, 'Number Analyzed' signifies participants evaluable at specified timepoints.
reporting Status
POSTED
time Frame
Baseline and Week 30
title
Phase 3: Number of Participants According to Response to Patient Global Impression of Severity (PGIS) Assessment at Baseline and at Week 30
type
SECONDARY
unit Of Measure
Participants

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Preserved source evidence · Not medical advice