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NCT04744831 · OUTCOME

Clinical Benefit Rate Following Intravenous Administration of T-DXd in Participants With Human Epidermal Growth Factor Receptor 2 (HER2) -Overexpressing Metastatic Colorectal Cancer

Trastuzumab Deruxtecan in Participants With HER2-overexpressing Advanced or Metastatic Colorectal Cancer · Source last updated 2026-01-14

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
From first dose administration to data cut off, up to approximately 19 months.

What was measured

Clinical Benefit Rate (CBR), defined as proportion of subjects who achieved CR, PR, or SD for at least 6 months; CBR based on BICR and CBR based on Investigator assessments will both be determined based on RECIST version 1.1. CBR was assessed in the Full Analysis Set at data cut-off date of 01 Nov 2022.

Analysis population: CBR was assessed in the Full Analysis Set, which included 1 participant who was randomized/registered to T-DXd 6.4 mg/kg Q3W but actually received T-DXd 5.4 mg/kg Q3W.

Groups in this outcome

T-DXd 5.4 mg/kg Q3W

Participants were randomized to receive intravenous T-DXd administered at a dose of 5.4 mg/kg every 3 weeks (Q3W).

T-DXd 6.4 mg/kg Q3W

Participants were randomized to receive intravenous T-DXd administered at a dose of 6.4 mg/kg every 3 weeks (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
T-DXd 5.4 mg/kg Q3W82
T-DXd 6.4 mg/kg Q3W40

Reported measurements

BICR
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
T-DXd 5.4 mg/kg Q3W45.1Not reported34.156.5Not reported
T-DXd 6.4 mg/kg Q3W32.5Not reported18.649.1Not reported
Investigator
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
T-DXd 5.4 mg/kg Q3W51.2Not reported39.962.4Not reported
T-DXd 6.4 mg/kg Q3W42.5Not reported27.059.1Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        34.1
        upper Limit
        56.5
        value
        45.1
      2. group Id
        OG001
        lower Limit
        18.6
        upper Limit
        49.1
        value
        32.5
    title
    BICR
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        39.9
        upper Limit
        62.4
        value
        51.2
      2. group Id
        OG001
        lower Limit
        27.0
        upper Limit
        59.1
        value
        42.5
    title
    Investigator
denoms
  1. counts
    1. group Id
      OG000
      value
      82
    2. group Id
      OG001
      value
      40
    units
    Participants
description
Clinical Benefit Rate (CBR), defined as proportion of subjects who achieved CR, PR, or SD for at least 6 months; CBR based on BICR and CBR based on Investigator assessments will both be determined based on RECIST version 1.1. CBR was assessed in the Full Analysis Set at data cut-off date of 01 Nov 2022.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants were randomized to receive intravenous T-DXd administered at a dose of 5.4 mg/kg every 3 weeks (Q3W).
    id
    OG000
    title
    T-DXd 5.4 mg/kg Q3W
  2. description
    Participants were randomized to receive intravenous T-DXd administered at a dose of 6.4 mg/kg every 3 weeks (Q3W).
    id
    OG001
    title
    T-DXd 6.4 mg/kg Q3W
param Type
NUMBER
population Description
CBR was assessed in the Full Analysis Set, which included 1 participant who was randomized/registered to T-DXd 6.4 mg/kg Q3W but actually received T-DXd 5.4 mg/kg Q3W.
reporting Status
POSTED
time Frame
From first dose administration to data cut off, up to approximately 19 months.
title
Clinical Benefit Rate Following Intravenous Administration of T-DXd in Participants With Human Epidermal Growth Factor Receptor 2 (HER2) -Overexpressing Metastatic Colorectal Cancer
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