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NCT01953692 · OUTCOME

Duration of Response (DOR) in Participants Pooled From Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide) Relapsed/Refractory (R/R) Diffuse Large B-Cell Lymphoma (DLBCL)

A Trial of Pembrolizumab (MK-3475) in Participants With Blood Cancers (MK-3475-013/KEYNOTE-013) · Source last updated 2021-08-04

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

Measure
MEDIAN
Unit
Months
Interval / dispersion
95% Confidence Interval
Time frame
Up to approximately 78.5 months

What was measured

For participants who demonstrated a confirmed Complete Response (CR) or partial response (PR), DOR was defined as the time from CR or PR to documented disease progression or death. CR and PR were assessed according to the revised response criteria for malignant lymphoma per Cheson et al. 2007. CR was demonstrated by disappearance of all evidence of disease in the bone marrow, spleen, liver, and lymph nodes. PR was \>50% decrease in the sum of product diameters (SPD) for ≤6 target masses for lymph nodes and \>50% decrease in SPD for a single nodule in greatest transverse diameter for spleen and liver, and no size increase in the lymph nodes, spleen, or liver. DOR as assessed by the investigator is presented.

Analysis population: All participants pooled from the Cohort 5 (pembrolizumab + 20 or 25 mg doses of lenalidomide) with a baseline efficacy evaluation and at least 1 post-baseline efficacy evaluation and who demonstrated a PR or CR. The analysis was pre-specified to be a pooled analysis of all participants grouped by disease cohort (DLBCL) and treatment combination (irrespective of dose); therefore data by individual dose were not analyzed.

Groups in this outcome

Pooled Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide)

Participants from the pooled Cohort 5 received pembrolizumab 200 mg by IV infusion on Day 1 of each 21-day cycle + lenalidomide 20 mg or 25 mg PO QD for 21 consecutive days with 7 days off within 28-day cycles.

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

Analysis denominator · Participants

GroupSource count
Pooled Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide)7

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Pooled Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide)NANot reported2.8NANA=Median DOR and upper limit not reached at time of data cut-off due to insufficient number of responding participants with relapse.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        NA=Median DOR and upper limit not reached at time of data cut-off due to insufficient number of responding participants with relapse.
        group Id
        OG000
        lower Limit
        2.8
        upper Limit
        NA
        value
        NA
denoms
  1. counts
    1. group Id
      OG000
      value
      7
    units
    Participants
description
For participants who demonstrated a confirmed Complete Response (CR) or partial response (PR), DOR was defined as the time from CR or PR to documented disease progression or death. CR and PR were assessed according to the revised response criteria for malignant lymphoma per Cheson et al. 2007. CR was demonstrated by disappearance of all evidence of disease in the bone marrow, spleen, liver, and lymph nodes. PR was \>50% decrease in the sum of product diameters (SPD) for ≤6 target masses for lymph nodes and \>50% decrease in SPD for a single nodule in greatest transverse diameter for spleen and liver, and no size increase in the lymph nodes, spleen, or liver. DOR as assessed by the investigator is presented.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants from the pooled Cohort 5 received pembrolizumab 200 mg by IV infusion on Day 1 of each 21-day cycle + lenalidomide 20 mg or 25 mg PO QD for 21 consecutive days with 7 days off within 28-day cycles.
    id
    OG000
    title
    Pooled Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide)
param Type
MEDIAN
population Description
All participants pooled from the Cohort 5 (pembrolizumab + 20 or 25 mg doses of lenalidomide) with a baseline efficacy evaluation and at least 1 post-baseline efficacy evaluation and who demonstrated a PR or CR. The analysis was pre-specified to be a pooled analysis of all participants grouped by disease cohort (DLBCL) and treatment combination (irrespective of dose); therefore data by individual dose were not analyzed.
reporting Status
POSTED
time Frame
Up to approximately 78.5 months
title
Duration of Response (DOR) in Participants Pooled From Cohort 5 (Pembrolizumab + 20 or 25 mg Doses of Lenalidomide) Relapsed/Refractory (R/R) Diffuse Large B-Cell Lymphoma (DLBCL)
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice