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NCT01953692 · OUTCOME

Duration of Response (DOR) in Cohort 1: Myelodysplastic Syndrome (MDS)

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
Not reported
Unit
Not reported
Interval / dispersion
Not reported
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 International Working Group (IWG) response criteria in myelodysplasia per Cheson et al. 2006. CR was demonstrated by ≤5% myeloblasts with normal maturation of all cell lines in the bone marrow (persistent dysplasia will be noted) and normal findings for hemoglobin, platelet count, neutrophil count, and absence of blasts in the blood. PR was all CR criteria if abnormal before treatment except bone marrow blasts decreased by ≥50% over pre-treatment but still \>5%. Cellularity and morphology are not relevant. DOR as assessed by the investigator is presented.

Analysis population: All participants in Cohort 1 with a baseline efficacy evaluation, at least 1 post-baseline efficacy evaluation, and who demonstrated a PR or CR. DOR was not analyzed because there were no participants who demonstrated a PR or CR in Cohort 1.

Groups in this outcome

Cohort 1: Myelodysplastic Syndrome (MDS)

Participants received pembrolizumab 10 mg/kg by intravenous (IV) infusion on Day 1 of each 14-day cycle.

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

Analysis denominator · Participants

GroupSource count
Cohort 1: Myelodysplastic Syndrome (MDS)0

Reported measurements

No numerical measurement classes were posted for this outcome. Missing is not zero.

Complete source fields
denoms
  1. counts
    1. group Id
      OG000
      value
      0
    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 International Working Group (IWG) response criteria in myelodysplasia per Cheson et al. 2006. CR was demonstrated by ≤5% myeloblasts with normal maturation of all cell lines in the bone marrow (persistent dysplasia will be noted) and normal findings for hemoglobin, platelet count, neutrophil count, and absence of blasts in the blood. PR was all CR criteria if abnormal before treatment except bone marrow blasts decreased by ≥50% over pre-treatment but still \>5%. Cellularity and morphology are not relevant. DOR as assessed by the investigator is presented.
groups
  1. description
    Participants received pembrolizumab 10 mg/kg by intravenous (IV) infusion on Day 1 of each 14-day cycle.
    id
    OG000
    title
    Cohort 1: Myelodysplastic Syndrome (MDS)
population Description
All participants in Cohort 1 with a baseline efficacy evaluation, at least 1 post-baseline efficacy evaluation, and who demonstrated a PR or CR. DOR was not analyzed because there were no participants who demonstrated a PR or CR in Cohort 1.
reporting Status
POSTED
time Frame
Up to approximately 78.5 months
title
Duration of Response (DOR) in Cohort 1: Myelodysplastic Syndrome (MDS)
type
SECONDARY

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

Preserved source evidence · Not medical advice