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NCT02256436 · OUTCOME

DOR Per RECIST 1.1 - Participants With PD-L1 Positive Tumors

A Study of Pembrolizumab (MK-3475) Versus Paclitaxel, Docetaxel, or Vinflunine for Participants With Advanced Urothelial Cancer (MK-3475-045/KEYNOTE-045) · Source last updated 2021-09-20

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
Through final analysis database cut-off date of 26-Oct-2017 (Up to approximately 34 months)

What was measured

For participants who demonstrated a confirmed response (CR or PR) per RECIST 1.1, DOR was defined as the time from first documented evidence of CR or PR until disease progression or death. Per protocol, the DOR was to be censored at the date of the last tumor assessment for participants who had progressed or died after 2 or more missed visits, who had started a new anti-cancer treatment, who were lost to follow-up, or who had an ongoing response. DOR was assessed in all participants who had PD-L1 positive tumors (CPS ≥1%) based on BICR and was analyzed using the Kaplan-Meier method.

Analysis population: The analysis population consisted of all randomized PD-L1 positive participants who demonstrated a confirmed response (CR or PR) per RECIST 1.1, regardless of whether or not they received study treatment. Participants were included in the treatment group to which they were randomized.

Groups in this outcome

Control

Participants received paclitaxel 175 mg/m\^2 intravenously (IV) or docetaxel 75 mg/m\^2 IV or vinflunine 320 mg/m\^2 IV, on Day 1 of each 3-week cycle (Q3W). Eligible participants who experienced disease progression may have been able to switch over to receive pembrolizumab 200 mg IV Q3W for up to 35 treatment administrations (up to approximately 2 years).

Pembrolizumab

Participants received pembrolizumab 200 mg IV on Day 1 Q3W. Eligible participants who stopped pembrolizumab with Stable Disease (SD) or better but progressed after discontinuation may have been able to initiate a second course of pembrolizumab 200 mg IV Q3W for up to 17 cycles (up to approximately 1 additional year).

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

Analysis denominator · Participants

GroupSource count
Control10
Pembrolizumab25

Reported measurements

Source class 1
Values in Months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
ControlNANot reported2.8NANA= Median DOR was not reached because there were not enough events, DOR upper 95% confidence limit was undefined because the DOR rate was not low enough at the time of the cut-off date.
PembrolizumabNANot reported21.8NANA= Median DOR was not reached because there were not enough events, DOR upper 95% confidence limit was undefined because the DOR rate was not low enough at the time of the cut-off date.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        NA= Median DOR was not reached because there were not enough events, DOR upper 95% confidence limit was undefined because the DOR rate was not low enough at the time of the cut-off date.
        group Id
        OG000
        lower Limit
        2.8
        upper Limit
        NA
        value
        NA
      2. comment
        NA= Median DOR was not reached because there were not enough events, DOR upper 95% confidence limit was undefined because the DOR rate was not low enough at the time of the cut-off date.
        group Id
        OG001
        lower Limit
        21.8
        upper Limit
        NA
        value
        NA
denoms
  1. counts
    1. group Id
      OG000
      value
      10
    2. group Id
      OG001
      value
      25
    units
    Participants
description
For participants who demonstrated a confirmed response (CR or PR) per RECIST 1.1, DOR was defined as the time from first documented evidence of CR or PR until disease progression or death. Per protocol, the DOR was to be censored at the date of the last tumor assessment for participants who had progressed or died after 2 or more missed visits, who had started a new anti-cancer treatment, who were lost to follow-up, or who had an ongoing response. DOR was assessed in all participants who had PD-L1 positive tumors (CPS ≥1%) based on BICR and was analyzed using the Kaplan-Meier method.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received paclitaxel 175 mg/m\^2 intravenously (IV) or docetaxel 75 mg/m\^2 IV or vinflunine 320 mg/m\^2 IV, on Day 1 of each 3-week cycle (Q3W). Eligible participants who experienced disease progression may have been able to switch over to receive pembrolizumab 200 mg IV Q3W for up to 35 treatment administrations (up to approximately 2 years).
    id
    OG000
    title
    Control
  2. description
    Participants received pembrolizumab 200 mg IV on Day 1 Q3W. Eligible participants who stopped pembrolizumab with Stable Disease (SD) or better but progressed after discontinuation may have been able to initiate a second course of pembrolizumab 200 mg IV Q3W for up to 17 cycles (up to approximately 1 additional year).
    id
    OG001
    title
    Pembrolizumab
param Type
MEDIAN
population Description
The analysis population consisted of all randomized PD-L1 positive participants who demonstrated a confirmed response (CR or PR) per RECIST 1.1, regardless of whether or not they received study treatment. Participants were included in the treatment group to which they were randomized.
reporting Status
POSTED
time Frame
Through final analysis database cut-off date of 26-Oct-2017 (Up to approximately 34 months)
title
DOR Per RECIST 1.1 - Participants With PD-L1 Positive Tumors
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice