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NCT02257567 · OUTCOME

Arms G+H: (Phase II NF Cohorts): Percentage of Participants With Treatment Emergent ADAs to Polatuzumab Vedotin (Lyophilized)

A Study of Polatuzumab Vedotin (DCDS4501A) in Combination With Rituximab or Obinutuzumab Plus Bendamustine in Participants With Relapsed or Refractory Follicular or Diffuse Large B-Cell Lymphoma · Source last updated 2022-11-14

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
Not reported
Time frame
From Month 37 to Month 84 (up to approximately 47 months)

What was measured

The number of participants with positive results for ADA against lyophilized pola at Baseline and at any of the post-baseline assessment time-points were reported. Participants positive at any post-baseline time points were post-baseline evaluable participants determined to have "Treatment-induced ADAs" or "Treatment-enhanced ADA" during the study period. Treatment-induced ADA = negative or missing baseline ADA result(s) and at least one positive post-baseline ADA result. Treatment-enhanced ADA = a participant with positive ADA result at baseline who has one or more post-baseline titer results that are at least 0.60 t.u. greater than the baseline titer result. Treatment emergent ADA is the sum of treatment-induced ADAs and treatment enhanced ADAs. Values have been rounded off to the nearest whole number.

Analysis population: Safety population consisted of all ITT participants from Arm G+H (Phase II NF cohort) who received at least one dose of study medication. 'Overall Number Analyzed' is the number of participants with data available for analysis. 'Number Analyzed' is the number of participants with data available for analysis at a specified timepoint.

Groups in this outcome

Arm G (Phase II NF Cohort): Pola+BR in DLBCL

Participants with DLBCL received pola (lyophilized formulation), 1.8 mg/kg, as IV infusion on Day 2 of Cycle 1 (each cycle is 21 days), and thereafter on Day 1 of Cycles 2 to 6. Participants also received bendamustine 90 mg/m\^2, as IV infusion on Days 2 and 3 of Cycle 1, and thereafter on Days 1 and 2 of Cycles 2 to 6 and rituximab, 375 mg/m\^2, as IV infusion on Day 1 of Cycles 1 to 6, in combination with pola.

Arm H (Phase II NF Cohort): Pola+BR in DLBCL

Participants with DLBCL received pola (lyophilized formulation), 1.8 mg/kg, as IV infusion on Day 2 of Cycle 1 (each cycle is 21 days), and thereafter on Day 1 of Cycles 2 to 6. Participants also received bendamustine 90 mg/m\^2, as IV infusion on Days 2 and 3 of Cycle 1, and thereafter on Days 1 and 2 of Cycles 2 to 6 and rituximab, 375 mg/m\^2, as IV infusion on Day 1 of Cycles 1 to 6, in combination with pola.

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

Analysis denominator · Participants

GroupSource count
Arm G (Phase II NF Cohort): Pola+BR in DLBCL41
Arm H (Phase II NF Cohort): Pola+BR in DLBCL62

Reported measurements

Baseline Prevalence of ADAs to Polatuzumab

Analysis denominator · Participants

GroupSource count
Arm G (Phase II NF Cohort): Pola+BR in DLBCL41
Arm H (Phase II NF Cohort): Pola+BR in DLBCL62
Values in percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Arm G (Phase II NF Cohort): Pola+BR in DLBCL0.0Not reportedNot reportedNot reportedNot reported
Arm H (Phase II NF Cohort): Pola+BR in DLBCL1.6Not reportedNot reportedNot reportedNot reported
Post-Baseline Incidence of ADAs to Polatuzumab

Analysis denominator · Participants

GroupSource count
Arm G (Phase II NF Cohort): Pola+BR in DLBCL39
Arm H (Phase II NF Cohort): Pola+BR in DLBCL60
Values in percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Arm G (Phase II NF Cohort): Pola+BR in DLBCL2.6Not reportedNot reportedNot reportedNot reported
Arm H (Phase II NF Cohort): Pola+BR in DLBCL5.0Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        0.0
      2. group Id
        OG001
        value
        1.6
    denoms
    1. counts
      1. group Id
        OG000
        value
        41
      2. group Id
        OG001
        value
        62
      units
      Participants
    title
    Baseline Prevalence of ADAs to Polatuzumab
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        2.6
      2. group Id
        OG001
        value
        5.0
    denoms
    1. counts
      1. group Id
        OG000
        value
        39
      2. group Id
        OG001
        value
        60
      units
      Participants
    title
    Post-Baseline Incidence of ADAs to Polatuzumab
denoms
  1. counts
    1. group Id
      OG000
      value
      41
    2. group Id
      OG001
      value
      62
    units
    Participants
description
The number of participants with positive results for ADA against lyophilized pola at Baseline and at any of the post-baseline assessment time-points were reported. Participants positive at any post-baseline time points were post-baseline evaluable participants determined to have "Treatment-induced ADAs" or "Treatment-enhanced ADA" during the study period. Treatment-induced ADA = negative or missing baseline ADA result(s) and at least one positive post-baseline ADA result. Treatment-enhanced ADA = a participant with positive ADA result at baseline who has one or more post-baseline titer results that are at least 0.60 t.u. greater than the baseline titer result. Treatment emergent ADA is the sum of treatment-induced ADAs and treatment enhanced ADAs. Values have been rounded off to the nearest whole number.
groups
  1. description
    Participants with DLBCL received pola (lyophilized formulation), 1.8 mg/kg, as IV infusion on Day 2 of Cycle 1 (each cycle is 21 days), and thereafter on Day 1 of Cycles 2 to 6. Participants also received bendamustine 90 mg/m\^2, as IV infusion on Days 2 and 3 of Cycle 1, and thereafter on Days 1 and 2 of Cycles 2 to 6 and rituximab, 375 mg/m\^2, as IV infusion on Day 1 of Cycles 1 to 6, in combination with pola.
    id
    OG000
    title
    Arm G (Phase II NF Cohort): Pola+BR in DLBCL
  2. description
    Participants with DLBCL received pola (lyophilized formulation), 1.8 mg/kg, as IV infusion on Day 2 of Cycle 1 (each cycle is 21 days), and thereafter on Day 1 of Cycles 2 to 6. Participants also received bendamustine 90 mg/m\^2, as IV infusion on Days 2 and 3 of Cycle 1, and thereafter on Days 1 and 2 of Cycles 2 to 6 and rituximab, 375 mg/m\^2, as IV infusion on Day 1 of Cycles 1 to 6, in combination with pola.
    id
    OG001
    title
    Arm H (Phase II NF Cohort): Pola+BR in DLBCL
param Type
NUMBER
population Description
Safety population consisted of all ITT participants from Arm G+H (Phase II NF cohort) who received at least one dose of study medication. 'Overall Number Analyzed' is the number of participants with data available for analysis. 'Number Analyzed' is the number of participants with data available for analysis at a specified timepoint.
reporting Status
POSTED
time Frame
From Month 37 to Month 84 (up to approximately 47 months)
title
Arms G+H: (Phase II NF Cohorts): Percentage of Participants With Treatment Emergent ADAs to Polatuzumab Vedotin (Lyophilized)
type
PRIMARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice