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NCT05347485 · OUTCOME

Partial Response (PR) Rate

A Study of JNJ-68284528 Out-of-Specification (OOS) for Commercial Release in Participants With Multiple Myeloma · Source last updated 2025-04-25

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 Day 1 (post infusion) up to 18.6 months

What was measured

PR rate was defined as percentage of participants who achieved PR according to IMWG response criteria. PR was defined as per IMWG criteria as \>= 50% reduction of serum M-protein and reduction in 24 hours urinary M-protein by \>= 90% or to \< 200 mg/24hours. If the serum and urine M-protein were unmeasurable, a \>= 50% decrease in the difference between involved and uninvolved Free light chain (FLC) levels was required in the place of the M-protein criteria. If serum and urine M-protein were not measurable, and serum free light assay was also not measurable, \>=50% reduction in bone marrow plasma cells is required in place of M-protein, provided baseline bone marrow plasma cells percentage was \>=30%. In addition to the above listed criteria, if present at baseline, a \>= 50% reduction in the size of soft tissue plasmacytomas was also required.

Analysis population: The all treated analysis set included all participants who received study intervention (cilta-cel OOS).

Groups in this outcome

Ciltacabtagene Autoleucel (Cilta-cel) Out-of-Specification (OOS)

Adult participants aged 18 years or older, with multiple myeloma received the lymphodepleting chemotherapy (cyclophosphamide 300 milligrams per meter square \[mg/m\^2\] intravenous \[IV\] infusion and fludarabine 30 mg/m\^2 IV infusion daily, for 3 days \[Day -7 to Day -5\]). After 5 to 7 days of initiating lymphodepleting chemotherapy, participants received IV infusion of cilta-cel OOS at a total targeted dose of 0.75\*10\^6 chimeric antigen receptor (CAR)-positive viable T-cells/kg (dose range 0.5\*10\^6 CAR-positive viable T cells/kg to 1.0\*10\^6 CAR-positive viable T cells/kg) based on participant's body weight at apheresis or per exceptional release criteria determined alternative dose.

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

Analysis denominator · Participants

GroupSource count
Ciltacabtagene Autoleucel (Cilta-cel) Out-of-Specification (OOS)82

Reported measurements

Source class 1
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Ciltacabtagene Autoleucel (Cilta-cel) Out-of-Specification (OOS)9.8Not reported4.318.3Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        4.3
        upper Limit
        18.3
        value
        9.8
denoms
  1. counts
    1. group Id
      OG000
      value
      82
    units
    Participants
description
PR rate was defined as percentage of participants who achieved PR according to IMWG response criteria. PR was defined as per IMWG criteria as \>= 50% reduction of serum M-protein and reduction in 24 hours urinary M-protein by \>= 90% or to \< 200 mg/24hours. If the serum and urine M-protein were unmeasurable, a \>= 50% decrease in the difference between involved and uninvolved Free light chain (FLC) levels was required in the place of the M-protein criteria. If serum and urine M-protein were not measurable, and serum free light assay was also not measurable, \>=50% reduction in bone marrow plasma cells is required in place of M-protein, provided baseline bone marrow plasma cells percentage was \>=30%. In addition to the above listed criteria, if present at baseline, a \>= 50% reduction in the size of soft tissue plasmacytomas was also required.
dispersion Type
95% Confidence Interval
groups
  1. description
    Adult participants aged 18 years or older, with multiple myeloma received the lymphodepleting chemotherapy (cyclophosphamide 300 milligrams per meter square \[mg/m\^2\] intravenous \[IV\] infusion and fludarabine 30 mg/m\^2 IV infusion daily, for 3 days \[Day -7 to Day -5\]). After 5 to 7 days of initiating lymphodepleting chemotherapy, participants received IV infusion of cilta-cel OOS at a total targeted dose of 0.75\*10\^6 chimeric antigen receptor (CAR)-positive viable T-cells/kg (dose range 0.5\*10\^6 CAR-positive viable T cells/kg to 1.0\*10\^6 CAR-positive viable T cells/kg) based on participant's body weight at apheresis or per exceptional release criteria determined alternative dose.
    id
    OG000
    title
    Ciltacabtagene Autoleucel (Cilta-cel) Out-of-Specification (OOS)
param Type
NUMBER
population Description
The all treated analysis set included all participants who received study intervention (cilta-cel OOS).
reporting Status
POSTED
time Frame
From Day 1 (post infusion) up to 18.6 months
title
Partial Response (PR) Rate
type
SECONDARY
unit Of Measure
Percentage of Participants

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Preserved source evidence · Not medical advice