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NCT03062358 · OUTCOME

Number of Participants Who Experienced At Least One Adverse Event (AE)

Study of Pembrolizumab (MK-3475) or Placebo Given With Best Supportive Care in Asian Participants With Previously Treated Advanced Hepatocellular Carcinoma (MK-3475-394/KEYNOTE-394) · Source last updated 2025-09-30

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
Up to approximately 30 months.

What was measured

An AE is defined as any unfavorable and unintended sign, symptom, disease, or worsening of preexisting condition temporally associated with study therapy and irrespective of causality to study therapy.

Analysis population: Randomized participants who received at least 1 dose of study intervention.

Groups in this outcome

Pembrolizumab + BSC

Participants received 200 mg pembrolizumab by IV infusion on Day 1 of each 3-week cycle for up to 35 cycles of treatment plus BSC.

Placebo + BSC

Participants received placebo by IV infusion on Day 1 of each 3-week cycle for up to 35 cycles of treatment plus BSC.

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

Analysis denominator · Participants

GroupSource count
Pembrolizumab + BSC299
Placebo + BSC153

Reported measurements

Source class 1
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Pembrolizumab + BSC283Not reportedNot reportedNot reportedNot reported
Placebo + BSC147Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        283
      2. group Id
        OG001
        value
        147
denoms
  1. counts
    1. group Id
      OG000
      value
      299
    2. group Id
      OG001
      value
      153
    units
    Participants
description
An AE is defined as any unfavorable and unintended sign, symptom, disease, or worsening of preexisting condition temporally associated with study therapy and irrespective of causality to study therapy.
groups
  1. description
    Participants received 200 mg pembrolizumab by IV infusion on Day 1 of each 3-week cycle for up to 35 cycles of treatment plus BSC.
    id
    OG000
    title
    Pembrolizumab + BSC
  2. description
    Participants received placebo by IV infusion on Day 1 of each 3-week cycle for up to 35 cycles of treatment plus BSC.
    id
    OG001
    title
    Placebo + BSC
param Type
COUNT_OF_PARTICIPANTS
population Description
Randomized participants who received at least 1 dose of study intervention.
reporting Status
POSTED
time Frame
Up to approximately 30 months.
title
Number of Participants Who Experienced At Least One Adverse Event (AE)
type
SECONDARY
unit Of Measure
Participants

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

Preserved source evidence · Not medical advice