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NCT03548207 · OUTCOME

Phase 2: Patient Global Impression of Change (PGIC) Score at Days 28, 56, 78, 100

A Study of JNJ-68284528, a Chimeric Antigen Receptor T Cell (CAR-T) Therapy Directed Against B-Cell Maturation Antigen (BCMA) in Participants With Relapsed or Refractory Multiple Myeloma · Source last updated 2025-07-30

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

Measure
MEAN
Unit
Score on a scale
Interval / dispersion
Standard Deviation
Time frame
Days 28, 56, 78, 100

What was measured

PGIC was a single item to assess the participant's perception in change of their overall health status using a 7-point verbal rating scale ranging from 1(a lot better now) to 7 (a lot verse now), where 1: a lot better now; 2: moderately better now; 3: a little better now; 4: neither better nor worse; 5: a little worse now; 6: moderately worse now; 7: a lot worse now. Higher score indicated worse health status.

Analysis population: mITT analysis set included all participants who received a JNJ-68284528 infusion at the targeted RP2D dose level. Here, N (number of participants analyzed) signifies participants who were evaluable for this outcome measure and "n" (number analyzed) signifies those participants who were evaluable at specified time points.

Groups in this outcome

Phase 2 (US Population)

Participants received a conditioning regimen of cyclophosphamide 300 mg/m\^2 IV infusion and fludarabine 30 mg/m\^2 IV infusion daily for 3 days from Day -5 to Day -3. On Day 1, participants received recommended phase 2 dose (RP2D) dose of JNJ-68284528 0.75\*10\^6 CAR positive viable T cells/kg as IV infusion.

Phase 2 (Japan Population)

Participants received a conditioning regimen of cyclophosphamide 300 mg/m\^2 IV infusion and fludarabine 30 mg/m\^2 IV infusion daily for 3 days from Day -5 to Day -3. On Day 1, participants received RP2D dose of JNJ-68284528 0.75\*10\^6 CAR positive viable T cells/kg as IV infusion.

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 2 (US Population)54
Phase 2 (Japan Population)8

Reported measurements

Change at Day 28

Analysis denominator · Participants

GroupSource count
Phase 2 (US Population)52
Phase 2 (Japan Population)8
Values in Score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 2 (US Population)2.71.63Not reportedNot reportedNot reported
Phase 2 (Japan Population)2.80.89Not reportedNot reportedNot reported
Change at Day 56

Analysis denominator · Participants

GroupSource count
Phase 2 (US Population)54
Phase 2 (Japan Population)8
Values in Score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 2 (US Population)2.51.66Not reportedNot reportedNot reported
Phase 2 (Japan Population)2.91.25Not reportedNot reportedNot reported
Change at Day 78

Analysis denominator · Participants

GroupSource count
Phase 2 (US Population)49
Phase 2 (Japan Population)8
Values in Score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 2 (US Population)2.21.51Not reportedNot reportedNot reported
Phase 2 (Japan Population)2.50.93Not reportedNot reportedNot reported
Change at Day 100

Analysis denominator · Participants

GroupSource count
Phase 2 (US Population)54
Phase 2 (Japan Population)7
Values in Score on a scale · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 2 (US Population)2.01.43Not reportedNot reportedNot reported
Phase 2 (Japan Population)2.40.79Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        1.63
        value
        2.7
      2. group Id
        OG001
        spread
        0.89
        value
        2.8
    denoms
    1. counts
      1. group Id
        OG000
        value
        52
      2. group Id
        OG001
        value
        8
      units
      Participants
    title
    Change at Day 28
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        1.66
        value
        2.5
      2. group Id
        OG001
        spread
        1.25
        value
        2.9
    denoms
    1. counts
      1. group Id
        OG000
        value
        54
      2. group Id
        OG001
        value
        8
      units
      Participants
    title
    Change at Day 56
  3. categories
    1. measurements
      1. group Id
        OG000
        spread
        1.51
        value
        2.2
      2. group Id
        OG001
        spread
        0.93
        value
        2.5
    denoms
    1. counts
      1. group Id
        OG000
        value
        49
      2. group Id
        OG001
        value
        8
      units
      Participants
    title
    Change at Day 78
  4. categories
    1. measurements
      1. group Id
        OG000
        spread
        1.43
        value
        2.0
      2. group Id
        OG001
        spread
        0.79
        value
        2.4
    denoms
    1. counts
      1. group Id
        OG000
        value
        54
      2. group Id
        OG001
        value
        7
      units
      Participants
    title
    Change at Day 100
denoms
  1. counts
    1. group Id
      OG000
      value
      54
    2. group Id
      OG001
      value
      8
    units
    Participants
description
PGIC was a single item to assess the participant's perception in change of their overall health status using a 7-point verbal rating scale ranging from 1(a lot better now) to 7 (a lot verse now), where 1: a lot better now; 2: moderately better now; 3: a little better now; 4: neither better nor worse; 5: a little worse now; 6: moderately worse now; 7: a lot worse now. Higher score indicated worse health status.
dispersion Type
Standard Deviation
groups
  1. description
    Participants received a conditioning regimen of cyclophosphamide 300 mg/m\^2 IV infusion and fludarabine 30 mg/m\^2 IV infusion daily for 3 days from Day -5 to Day -3. On Day 1, participants received recommended phase 2 dose (RP2D) dose of JNJ-68284528 0.75\*10\^6 CAR positive viable T cells/kg as IV infusion.
    id
    OG000
    title
    Phase 2 (US Population)
  2. description
    Participants received a conditioning regimen of cyclophosphamide 300 mg/m\^2 IV infusion and fludarabine 30 mg/m\^2 IV infusion daily for 3 days from Day -5 to Day -3. On Day 1, participants received RP2D dose of JNJ-68284528 0.75\*10\^6 CAR positive viable T cells/kg as IV infusion.
    id
    OG001
    title
    Phase 2 (Japan Population)
param Type
MEAN
population Description
mITT analysis set included all participants who received a JNJ-68284528 infusion at the targeted RP2D dose level. Here, N (number of participants analyzed) signifies participants who were evaluable for this outcome measure and "n" (number analyzed) signifies those participants who were evaluable at specified time points.
reporting Status
POSTED
time Frame
Days 28, 56, 78, 100
title
Phase 2: Patient Global Impression of Change (PGIC) Score at Days 28, 56, 78, 100
type
SECONDARY
unit Of Measure
Score on a scale

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Preserved source evidence · Not medical advice