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NCT02601313 · OUTCOME

Percentage of Participants With Objective Response (OR) as Per Investigator Assessment Determined by Lugano Classification in Cohort 2

Study of Brexucabtagene Autoleucel (KTE-X19) in Participants With Relapsed/Refractory Mantle Cell Lymphoma (Cohort 1 and Cohort 2) · Source last updated 2026-03-18

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
Up to 7.8 years

What was measured

OR: CMR, CRR, PMR, PRR. CMR: score 1(no uptake above background) / 2(uptake ≤ mediastinum) / 3(uptake \> mediastinum but ≤ liver) with/without a residual mass on positron emission tomography 5-point scale; no new lesions. CRR: target nodes/nodal masses regressed to ≤ 1.5 cm in LDi ;no extralymphatic sites of disease;absent NMLs; organ enlargement regress to normal; no new sites;bone marrow normal by morphology. PMR: score 4 (uptake moderately \> liver) /5 (uptake markedly \> liver, new lesions) with reduced uptake compared with baseline and residual mass; no new lesions; responding disease at interim/residual disease at EOT. PRR: ≥ 50% decrease in SPD of up to 6 target measurable nodes and extra-nodal sites;absent/normal, regressed, but no increase of NMLs; spleen regressed by \> 50% in length beyond normal. Percentages were rounded off.

Analysis population: Participants from the mITT Analysis Set in Cohort 2 were analyzed.

Groups in this outcome

Cohort 2: 0.5 x 10^6 Brexucabtagene Autoleucel

Participants with relapsed/refractory MCL received conditioning chemotherapy consisting of fludarabine 30 mg/m\^2/day and cyclophosphamide 500 mg/m\^2/day IV infusion for 3 days followed by a single infusion of brexucabtagene autoleucel at a targeted dose of 0.5 x 10\^6 anti-CD19 CAR T cells/kg, with a maximum dose of 0.5 x 10\^8 anti-CD19 CAR T cells for participants ≥ 100 kg on Day 0.

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

Analysis denominator · Participants

GroupSource count
Cohort 2: 0.5 x 10^6 Brexucabtagene Autoleucel14

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Cohort 2: 0.5 x 10^6 Brexucabtagene Autoleucel86Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        86
denoms
  1. counts
    1. group Id
      OG000
      value
      14
    units
    Participants
description
OR: CMR, CRR, PMR, PRR. CMR: score 1(no uptake above background) / 2(uptake ≤ mediastinum) / 3(uptake \> mediastinum but ≤ liver) with/without a residual mass on positron emission tomography 5-point scale; no new lesions. CRR: target nodes/nodal masses regressed to ≤ 1.5 cm in LDi ;no extralymphatic sites of disease;absent NMLs; organ enlargement regress to normal; no new sites;bone marrow normal by morphology. PMR: score 4 (uptake moderately \> liver) /5 (uptake markedly \> liver, new lesions) with reduced uptake compared with baseline and residual mass; no new lesions; responding disease at interim/residual disease at EOT. PRR: ≥ 50% decrease in SPD of up to 6 target measurable nodes and extra-nodal sites;absent/normal, regressed, but no increase of NMLs; spleen regressed by \> 50% in length beyond normal. Percentages were rounded off.
groups
  1. description
    Participants with relapsed/refractory MCL received conditioning chemotherapy consisting of fludarabine 30 mg/m\^2/day and cyclophosphamide 500 mg/m\^2/day IV infusion for 3 days followed by a single infusion of brexucabtagene autoleucel at a targeted dose of 0.5 x 10\^6 anti-CD19 CAR T cells/kg, with a maximum dose of 0.5 x 10\^8 anti-CD19 CAR T cells for participants ≥ 100 kg on Day 0.
    id
    OG000
    title
    Cohort 2: 0.5 x 10^6 Brexucabtagene Autoleucel
param Type
NUMBER
population Description
Participants from the mITT Analysis Set in Cohort 2 were analyzed.
reporting Status
POSTED
time Frame
Up to 7.8 years
title
Percentage of Participants With Objective Response (OR) as Per Investigator Assessment Determined by Lugano Classification in Cohort 2
type
SECONDARY
unit Of Measure
percentage of participants

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

Preserved source evidence · Not medical advice