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NCT02663518 · OUTCOME

Part 4: Percentage of CD47 Receptor Occupancy on Peripheral Blood CD3+ Cells

A Trial of PF-07901800 (TTI-621) for Patients With Hematologic Malignancies and Selected Solid Tumors · Source last updated 2024-05-10

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

Measure
MEAN
Unit
Percentage of cells
Interval / dispersion
Standard Deviation
Time frame
Part 4: Week 1 end of infusion (EOI)

What was measured

CD47 is a cell-surface protein expressed on multiple normal cell types and often at high levels on many malignant tumor cells.

Analysis population: Safety population included all the participants who received at least one dose of study treatment. Here, "Number of Participants Analyzed" signifies number of participants evaluable for this outcome measure.

Groups in this outcome

Part 4: Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg

Participants with relapsed or refractory CTCL received TTI-621 0.5 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

Part 4: Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg

Participants with relapsed or refractory CTCL received TTI-621 0.7 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

Part 4: Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg

Participants with relapsed or refractory CTCL received TTI-621 1.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

Part 4: Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg

Participants with relapsed or refractory CTCL received TTI-621 1.4 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

Part 4: Ontorpacept (PF-07901800/TTI-621) 2.0 mg/kg

Participants with relapsed or refractory CTCL received TTI-621 2.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

Part 4: Ontorpacept (PF-07901800/TTI-621) Q2W / 2.0 mg/kg

Participants with relapsed or refractory CTCL received a 2.0 mg/kg TTI-621 infusion once every 2 weeks until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.

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

Analysis denominator · Participants

GroupSource count
Part 4: Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg3
Part 4: Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg3
Part 4: Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg3
Part 4: Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg4
Part 4: Ontorpacept (PF-07901800/TTI-621) 2.0 mg/kg5
Part 4: Ontorpacept (PF-07901800/TTI-621) Q2W / 2.0 mg/kg3

Reported measurements

Source class 1
Values in Percentage of cells · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Part 4: Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg62.2512.65Not reportedNot reportedNot reported
Part 4: Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg65.4924.80Not reportedNot reportedNot reported
Part 4: Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg37.1732.93Not reportedNot reportedNot reported
Part 4: Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg57.0923.72Not reportedNot reportedNot reported
Part 4: Ontorpacept (PF-07901800/TTI-621) 2.0 mg/kg65.005.97Not reportedNot reportedNot reported
Part 4: Ontorpacept (PF-07901800/TTI-621) Q2W / 2.0 mg/kg49.5110.83Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        12.65
        value
        62.25
      2. group Id
        OG001
        spread
        24.80
        value
        65.49
      3. group Id
        OG002
        spread
        32.93
        value
        37.17
      4. group Id
        OG003
        spread
        23.72
        value
        57.09
      5. group Id
        OG004
        spread
        5.97
        value
        65.00
      6. group Id
        OG005
        spread
        10.83
        value
        49.51
denoms
  1. counts
    1. group Id
      OG000
      value
      3
    2. group Id
      OG001
      value
      3
    3. group Id
      OG002
      value
      3
    4. group Id
      OG003
      value
      4
    5. group Id
      OG004
      value
      5
    6. group Id
      OG005
      value
      3
    units
    Participants
description
CD47 is a cell-surface protein expressed on multiple normal cell types and often at high levels on many malignant tumor cells.
dispersion Type
Standard Deviation
groups
  1. description
    Participants with relapsed or refractory CTCL received TTI-621 0.5 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG000
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg
  2. description
    Participants with relapsed or refractory CTCL received TTI-621 0.7 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG001
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg
  3. description
    Participants with relapsed or refractory CTCL received TTI-621 1.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG002
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg
  4. description
    Participants with relapsed or refractory CTCL received TTI-621 1.4 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG003
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg
  5. description
    Participants with relapsed or refractory CTCL received TTI-621 2.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG004
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) 2.0 mg/kg
  6. description
    Participants with relapsed or refractory CTCL received a 2.0 mg/kg TTI-621 infusion once every 2 weeks until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    OG005
    title
    Part 4: Ontorpacept (PF-07901800/TTI-621) Q2W / 2.0 mg/kg
param Type
MEAN
population Description
Safety population included all the participants who received at least one dose of study treatment. Here, "Number of Participants Analyzed" signifies number of participants evaluable for this outcome measure.
reporting Status
POSTED
time Frame
Part 4: Week 1 end of infusion (EOI)
title
Part 4: Percentage of CD47 Receptor Occupancy on Peripheral Blood CD3+ Cells
type
SECONDARY
unit Of Measure
Percentage of cells

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice