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NCT02592551 · OUTCOME

Percentage of Inducible T-cell Co-stimulator (ICOS) + CD4 T Cells in Patients Treated With Combination Therapy (MEDI-4736 and Tremelimumab) and in Untreated Patients.

MEDI4736 Or MEDI4736 + Tremelimumab In Surgically Resectable Malignant Pleural Mesothelioma · Source last updated 2022-09-29

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

Measure
MEDIAN
Unit
percentage of (ICOS) + CD4 T cells
Interval / dispersion
Inter-Quartile Range
Time frame
Untreated group (control): at day 1, MEDI-4736 and Tremelimumab group: at a surgery within one to six weeks after treatment

What was measured

Tissue biomarker immune response of ICOS+ CD4 T cells after combination therapy (MEDI-4736 and Tremelimumab) and after untreated patients will be obtained using CytoF (time-of-flight mass cytometry) and/or flow cytometry. The percentages of ICOS+CD4 T cells are calculated by dividing by total cells.

Analysis population: Percentages of ICOS(+) CD8 T cells were obtained in only two patients who have enough amount of live single cells in post-treatment tumor samples in MEDI4736+Tremelimumab group. No patients in the untreated arm had enough cells.

Groups in this outcome

MEDI4736 + Tremelimumab

8 patients will receive an infusion of MEDI4736 (1500 mg intravenously, once) + tremelimumab (75mg intravenously, once), one to six weeks prior to surgical resection. MEDI4736: MEDI4736 is formulated at 50 mg/mL in 26 mM histidine/histidine-HCl, 275 mM trehalose dihydrate, 0.02% (w/v) polysorbate 80, pH 6.0. Tremelimumab: Tremelimumab Drug Product is formulated at a nominal concentration of 20 mg/mL in 20 mM histidine/histidine hydrochloride, 222 mM trehalose dihydrate, 0.02% (weight/volume \[w/v\]) polysorbate 80, 0.27 mM disodium edetate dihydrate (EDTA), pH 5.5.

Untreated Arm (Control)

4 patients will not receive MEDI4736 or Tremelimumab. no other name: Neither MEDI4736 nor Tremelimumab will be used.

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

Analysis denominator · Participants

GroupSource count
MEDI4736 + Tremelimumab2
Untreated Arm (Control)0

Reported measurements

Source class 1
Values in percentage of (ICOS) + CD4 T cells · Interval/dispersion: Inter-Quartile Range
GroupValueSpreadLowerUpperComment
MEDI4736 + Tremelimumab4.5Not reported2.56.5Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        2.5
        upper Limit
        6.5
        value
        4.5
denoms
  1. counts
    1. group Id
      OG000
      value
      2
    2. group Id
      OG001
      value
      0
    units
    Participants
description
Tissue biomarker immune response of ICOS+ CD4 T cells after combination therapy (MEDI-4736 and Tremelimumab) and after untreated patients will be obtained using CytoF (time-of-flight mass cytometry) and/or flow cytometry. The percentages of ICOS+CD4 T cells are calculated by dividing by total cells.
dispersion Type
Inter-Quartile Range
groups
  1. description
    8 patients will receive an infusion of MEDI4736 (1500 mg intravenously, once) + tremelimumab (75mg intravenously, once), one to six weeks prior to surgical resection. MEDI4736: MEDI4736 is formulated at 50 mg/mL in 26 mM histidine/histidine-HCl, 275 mM trehalose dihydrate, 0.02% (w/v) polysorbate 80, pH 6.0. Tremelimumab: Tremelimumab Drug Product is formulated at a nominal concentration of 20 mg/mL in 20 mM histidine/histidine hydrochloride, 222 mM trehalose dihydrate, 0.02% (weight/volume \[w/v\]) polysorbate 80, 0.27 mM disodium edetate dihydrate (EDTA), pH 5.5.
    id
    OG000
    title
    MEDI4736 + Tremelimumab
  2. description
    4 patients will not receive MEDI4736 or Tremelimumab. no other name: Neither MEDI4736 nor Tremelimumab will be used.
    id
    OG001
    title
    Untreated Arm (Control)
param Type
MEDIAN
population Description
Percentages of ICOS(+) CD8 T cells were obtained in only two patients who have enough amount of live single cells in post-treatment tumor samples in MEDI4736+Tremelimumab group. No patients in the untreated arm had enough cells.
reporting Status
POSTED
time Frame
Untreated group (control): at day 1, MEDI-4736 and Tremelimumab group: at a surgery within one to six weeks after treatment
title
Percentage of Inducible T-cell Co-stimulator (ICOS) + CD4 T Cells in Patients Treated With Combination Therapy (MEDI-4736 and Tremelimumab) and in Untreated Patients.
type
SECONDARY
unit Of Measure
percentage of (ICOS) + CD4 T cells

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Preserved source evidence · Not medical advice