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NCT01848834 · OUTCOME

Overall RECIST 1.1 Response Rate Based on Investigator Assessment for Cohort B2

Study of Pembrolizumab (MK-3475) in Participants With Advanced Solid Tumors (MK-3475-012/KEYNOTE-012) · Source last updated 2021-06-28

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
95% Confidence Interval
Time frame
Every 8 weeks until disease progression (Up to ~ 35 months) - through FA cutoff date 26 Apr 2016

What was measured

ORR was defined as the percentage of participants in the analysis population who experienced a CR (disappearance of all target lesions) or a PR (at least a 30% decrease in the sum of diameters of target lesions) and was assessed by Investigator evaluation. The percentage of participants who experienced a CR or PR in Cohort B2 based on investigator assessment was presented for the first course of pembrolizumab treatment per protocol. ORR per RECIST 1.1 based on investigator assessment was presented for the other cohorts in a separate outcome measure.

Analysis population: The population consisted of all Cohort B2 participants who received ≥1 dose of study treatment.

Groups in this outcome

Cohort B2: Head & Neck Cancer Expansion

Participants received pembrolizumab, 200 mg, IV once every 3 weeks, and continued to receive study drug until disease progression, death, withdrawal of consent, Investigator decision, or end of study (up to 2 years). Participants who stopped study treatment without progression (e.g. completed 2 years) may have been eligible for up to 1 year of retreatment upon subsequently experiencing disease progression.

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 B2: Head & Neck Cancer Expansion132

Reported measurements

Source class 1
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Cohort B2: Head & Neck Cancer Expansion20.5Not reported13.928.3Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        13.9
        upper Limit
        28.3
        value
        20.5
denoms
  1. counts
    1. group Id
      OG000
      value
      132
    units
    Participants
description
ORR was defined as the percentage of participants in the analysis population who experienced a CR (disappearance of all target lesions) or a PR (at least a 30% decrease in the sum of diameters of target lesions) and was assessed by Investigator evaluation. The percentage of participants who experienced a CR or PR in Cohort B2 based on investigator assessment was presented for the first course of pembrolizumab treatment per protocol. ORR per RECIST 1.1 based on investigator assessment was presented for the other cohorts in a separate outcome measure.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received pembrolizumab, 200 mg, IV once every 3 weeks, and continued to receive study drug until disease progression, death, withdrawal of consent, Investigator decision, or end of study (up to 2 years). Participants who stopped study treatment without progression (e.g. completed 2 years) may have been eligible for up to 1 year of retreatment upon subsequently experiencing disease progression.
    id
    OG000
    title
    Cohort B2: Head & Neck Cancer Expansion
param Type
NUMBER
population Description
The population consisted of all Cohort B2 participants who received ≥1 dose of study treatment.
reporting Status
POSTED
time Frame
Every 8 weeks until disease progression (Up to ~ 35 months) - through FA cutoff date 26 Apr 2016
title
Overall RECIST 1.1 Response Rate Based on Investigator Assessment for Cohort B2
type
SECONDARY
unit Of Measure
Percentage of Participants

Download exact source JSON → · Snapshot ctgov-results-191f4516d4760045304b24a0

Preserved source evidence · Independent clinical review pending · Not medical advice