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NCT03430011 · OUTCOME

Overall Response Rate (ORR) in Phase 1 and Phase 1 Anakinra

Study Evaluating the Safety and Efficacy of JCARH125 in Subjects With Relapsed and/or Refractory Multiple Myeloma · Source last updated 2024-05-24

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

Measure
NUMBER
Unit
Percent of participants
Interval / dispersion
95% Confidence Interval
Time frame
From the time of the JCARH125 infusion until disease progression, end of study, or the start of another anticancer therapy or stem cell transplant (Up to 61 approximately months)

What was measured

ORR is defined as stringent complete response (sCR), complete response (CR), very good partial response (VGPR), or partial response (PR), according to IMWG criteria. Participants without any reported disease response assessments will be considered non-responders. sCR=complete response plus normal free light chain ratio and absence of clonal cells in bone marrow biopsy by immunohistochemistry; CR=negative immunofixation of serum and urine and disappearance of any soft tissue plasmacytomas and \< 5% plasma cells in bone marrow aspirates. When the only method to measure disease is by serum FLC levels, CR can be defined as a normal FLC ratio of 0.26 to 1.65; VGPR=serum and urine M-protein detectable by immunofixation but not on electrophoresis or ≥ 90% reduction in serum M-protein level plus urine M-protein level \< 100 mg/24 h; PR=≥ 50% reduction of serum M protein plus reduction in 24-hour urinary M-protein by ≥ 90% or to \< 200 mg/24 h

Analysis population: All participants who received conforming JCARH125 cell product at the recommended phase 2 dose (and at least one dose of anakinra as prophylactic intervention for phase 1 Anakinra) and have measurable disease at the last disease assessment prior to receiving JCARH125 infusion in phase 1 and in phase 1 Anakinra

Groups in this outcome

Phase 1 50 x 10^6 Cells

JCARH125 IV at dose level 50 x 10\^6 consisting of CD3+CAR+T cells

Phase 1 150 x 10^6 Cells

JCARH125 IV at dose level 150 x 10\^6 consisting of CD3+CAR+T cells

Phase 1 300 x 10^6 Cells

JCARH125 IV at dose level 300 x 10\^6 consisting of CD3+CAR+T cells

Phase 1 450 x 10^6 Cells

JCARH125 IV at dose level 450 x 10\^6 consisting of CD3+CAR+T cells

Phase 1 600 x 10^6 Cells

JCARH125 IV at dose level 600 x 10\^6 consisting of CD3+CAR+T cells

Phase 1 Anakinra 600 x 10^6 Cells

2 doses of 100 mg anakinra administered subcutaneously (SC) for 5 consecutive days + JCARH125 IV at dose level 600 x 10\^6 consisting of CD3+CAR+T cells

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 1 50 x 10^6 Cells14
Phase 1 150 x 10^6 Cells30
Phase 1 300 x 10^6 Cells26
Phase 1 450 x 10^6 Cells20
Phase 1 600 x 10^6 Cells20
Phase 1 Anakinra 600 x 10^6 Cells14

Reported measurements

Source class 1
Values in Percent of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase 1 50 x 10^6 Cells78.6Not reported49.295.3Not reported
Phase 1 150 x 10^6 Cells86.7Not reported69.396.2Not reported
Phase 1 300 x 10^6 Cells96.2Not reported80.499.9Not reported
Phase 1 450 x 10^6 Cells90.0Not reported68.398.8Not reported
Phase 1 600 x 10^6 Cells100.0Not reported83.2100.0Not reported
Phase 1 Anakinra 600 x 10^6 Cells100.0Not reported76.8100.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        49.2
        upper Limit
        95.3
        value
        78.6
      2. group Id
        OG001
        lower Limit
        69.3
        upper Limit
        96.2
        value
        86.7
      3. group Id
        OG002
        lower Limit
        80.4
        upper Limit
        99.9
        value
        96.2
      4. group Id
        OG003
        lower Limit
        68.3
        upper Limit
        98.8
        value
        90.0
      5. group Id
        OG004
        lower Limit
        83.2
        upper Limit
        100.0
        value
        100.0
      6. group Id
        OG005
        lower Limit
        76.8
        upper Limit
        100.0
        value
        100.0
denoms
  1. counts
    1. group Id
      OG000
      value
      14
    2. group Id
      OG001
      value
      30
    3. group Id
      OG002
      value
      26
    4. group Id
      OG003
      value
      20
    5. group Id
      OG004
      value
      20
    6. group Id
      OG005
      value
      14
    units
    Participants
description
ORR is defined as stringent complete response (sCR), complete response (CR), very good partial response (VGPR), or partial response (PR), according to IMWG criteria. Participants without any reported disease response assessments will be considered non-responders. sCR=complete response plus normal free light chain ratio and absence of clonal cells in bone marrow biopsy by immunohistochemistry; CR=negative immunofixation of serum and urine and disappearance of any soft tissue plasmacytomas and \< 5% plasma cells in bone marrow aspirates. When the only method to measure disease is by serum FLC levels, CR can be defined as a normal FLC ratio of 0.26 to 1.65; VGPR=serum and urine M-protein detectable by immunofixation but not on electrophoresis or ≥ 90% reduction in serum M-protein level plus urine M-protein level \< 100 mg/24 h; PR=≥ 50% reduction of serum M protein plus reduction in 24-hour urinary M-protein by ≥ 90% or to \< 200 mg/24 h
dispersion Type
95% Confidence Interval
groups
  1. description
    JCARH125 IV at dose level 50 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG000
    title
    Phase 1 50 x 10^6 Cells
  2. description
    JCARH125 IV at dose level 150 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG001
    title
    Phase 1 150 x 10^6 Cells
  3. description
    JCARH125 IV at dose level 300 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG002
    title
    Phase 1 300 x 10^6 Cells
  4. description
    JCARH125 IV at dose level 450 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG003
    title
    Phase 1 450 x 10^6 Cells
  5. description
    JCARH125 IV at dose level 600 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG004
    title
    Phase 1 600 x 10^6 Cells
  6. description
    2 doses of 100 mg anakinra administered subcutaneously (SC) for 5 consecutive days + JCARH125 IV at dose level 600 x 10\^6 consisting of CD3+CAR+T cells
    id
    OG005
    title
    Phase 1 Anakinra 600 x 10^6 Cells
param Type
NUMBER
population Description
All participants who received conforming JCARH125 cell product at the recommended phase 2 dose (and at least one dose of anakinra as prophylactic intervention for phase 1 Anakinra) and have measurable disease at the last disease assessment prior to receiving JCARH125 infusion in phase 1 and in phase 1 Anakinra
reporting Status
POSTED
time Frame
From the time of the JCARH125 infusion until disease progression, end of study, or the start of another anticancer therapy or stem cell transplant (Up to 61 approximately months)
title
Overall Response Rate (ORR) in Phase 1 and Phase 1 Anakinra
type
SECONDARY
unit Of Measure
Percent of participants

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Preserved source evidence · Not medical advice