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NCT02872116 · OUTCOME

Objective Response Rate in Participants Treated With Nivolumab Plus Chemotherapy vs Chemotherapy

Efficacy Study of Nivolumab Plus Ipilimumab or Nivolumab Plus Chemotherapy Against Chemotherapy in Stomach Cancer or Stomach/Esophagus Junction Cancer · Source last updated 2025-08-07

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
From randomization to the date of objectively documented progression or the date of subsequent anti-cancer therapy, whichever occurs first (up to approximately 43 months)

What was measured

Objective response rate (ORR) as assessed by BICR in participants with PD-L1 CPS ≥ 10, 5, 1, or all randomized participants. ORR is a percentage of participants determined by the number of participants with a best overall response (BOR) of complete response (CR) or partial response (PR) divided by the number of measurable participants with target lesion at baseline. BOR is defined as the best response designation as determined by the BICR, recorded between the date of randomization and the date of objectively documented progression (per RECIST 1.1 as determined by the BICR) or the date of subsequent anti-cancer therapy, whichever occurs first. CR is defined as the disappearance of all target lesions. PR is define as at 30% decrease in the sum of diameters of target lesions. The 806 chemotherapy treated participants are split into two separate arms (Arm 2a and Arm 2b) to act as comparison groups to the other treatment arms.

Analysis population: All randomized participants in various subsets as determined by PD-L1 CPS status

Groups in this outcome

Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)

Nivolumab + Xelox: Nivolumab 360 mg IV over 30 minutes on Day 1 of each treatment cycle, every 3 weeks + Oxaliplatin 130 mg/m2 IV on Day 1 of each treatment cycle + capecitabine 1000 mg/m2 orally twice daily (ie, 1000 mg/m2 in the morning and 1000 mg/m2 in the evening) on Days 1 to 14 of each treatment cycle, every 3 weeks Nivolumab + Folfox: Nivolumab 240 mg IV over 30 minutes on Day 1 of each treatment cycle, every 2 weeks + Oxaliplatin 85 mg/m2 + leucovorin 400 mg/m2 + fluorouracil 400 mg/m2 IV on Day 1 of each treatment cycle, and fluorouracil 1200 mg/m2 IV continuous infusion over 24 hours (or per local standard) daily on Days 1 and 2 of each treatment cycle, every 2 weeks

Arm 2a: Chemotherapy (XELOX or FOLFOX)

Chemotherapy (XELOX or FOLFOX): Xelox: Oxaliplatin 130 mg/m2 IV on Day 1 of each treatment cycle + capecitabine 1000 mg/m2 orally twice daily (ie, 1000 mg/m2 in the morning and 1000 mg/m2 in the evening) on Days 1 to 14 of each treatment cycle, every 3 weeks. Folfox: Oxaliplatin 85 mg/m2 + leucovorin 400 mg/m2 + fluorouracil 400 mg/m2 IV on Day 1 of each treatment cycle, and fluorouracil 1200 mg/m2 IV continuous infusion over 24 hours (or per local standard) daily on Days 1 and 2 of each treatment cycle, every 2 weeks. This arm is a subgroup of the chemotherapy group that acts as a comparison group to Arm 1.

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

Analysis denominator · Participants

GroupSource count
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)789
Arm 2a: Chemotherapy (XELOX or FOLFOX)792

Reported measurements

Participants with CPS ≥ 1

Analysis denominator · Participants

GroupSource count
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)641
Arm 2a: Chemotherapy (XELOX or FOLFOX)656
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)48.8Not reported44.952.8Not reported
Arm 2a: Chemotherapy (XELOX or FOLFOX)38.0Not reported34.241.8Not reported
Participants with CPS ≥ 5

Analysis denominator · Participants

GroupSource count
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)473
Arm 2a: Chemotherapy (XELOX or FOLFOX)482
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)50.1Not reported45.554.7Not reported
Arm 2a: Chemotherapy (XELOX or FOLFOX)38.2Not reported33.842.7Not reported
Participants with CPS ≥ 10

Analysis denominator · Participants

GroupSource count
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)375
Arm 2a: Chemotherapy (XELOX or FOLFOX)393
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)48.8Not reported43.654.0Not reported
Arm 2a: Chemotherapy (XELOX or FOLFOX)37.7Not reported32.942.7Not reported
All randomized participants

Analysis denominator · Participants

GroupSource count
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)789
Arm 2a: Chemotherapy (XELOX or FOLFOX)792
Values in Percentage of Participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)46.9Not reported43.450.4Not reported
Arm 2a: Chemotherapy (XELOX or FOLFOX)37.2Not reported33.940.7Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        44.9
        upper Limit
        52.8
        value
        48.8
      2. group Id
        OG001
        lower Limit
        34.2
        upper Limit
        41.8
        value
        38.0
    denoms
    1. counts
      1. group Id
        OG000
        value
        641
      2. group Id
        OG001
        value
        656
      units
      Participants
    title
    Participants with CPS ≥ 1
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        45.5
        upper Limit
        54.7
        value
        50.1
      2. group Id
        OG001
        lower Limit
        33.8
        upper Limit
        42.7
        value
        38.2
    denoms
    1. counts
      1. group Id
        OG000
        value
        473
      2. group Id
        OG001
        value
        482
      units
      Participants
    title
    Participants with CPS ≥ 5
  3. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        43.6
        upper Limit
        54.0
        value
        48.8
      2. group Id
        OG001
        lower Limit
        32.9
        upper Limit
        42.7
        value
        37.7
    denoms
    1. counts
      1. group Id
        OG000
        value
        375
      2. group Id
        OG001
        value
        393
      units
      Participants
    title
    Participants with CPS ≥ 10
  4. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        43.4
        upper Limit
        50.4
        value
        46.9
      2. group Id
        OG001
        lower Limit
        33.9
        upper Limit
        40.7
        value
        37.2
    denoms
    1. counts
      1. group Id
        OG000
        value
        789
      2. group Id
        OG001
        value
        792
      units
      Participants
    title
    All randomized participants
denoms
  1. counts
    1. group Id
      OG000
      value
      789
    2. group Id
      OG001
      value
      792
    units
    Participants
description
Objective response rate (ORR) as assessed by BICR in participants with PD-L1 CPS ≥ 10, 5, 1, or all randomized participants. ORR is a percentage of participants determined by the number of participants with a best overall response (BOR) of complete response (CR) or partial response (PR) divided by the number of measurable participants with target lesion at baseline. BOR is defined as the best response designation as determined by the BICR, recorded between the date of randomization and the date of objectively documented progression (per RECIST 1.1 as determined by the BICR) or the date of subsequent anti-cancer therapy, whichever occurs first. CR is defined as the disappearance of all target lesions. PR is define as at 30% decrease in the sum of diameters of target lesions. The 806 chemotherapy treated participants are split into two separate arms (Arm 2a and Arm 2b) to act as comparison groups to the other treatment arms.
dispersion Type
95% Confidence Interval
groups
  1. description
    Nivolumab + Xelox: Nivolumab 360 mg IV over 30 minutes on Day 1 of each treatment cycle, every 3 weeks + Oxaliplatin 130 mg/m2 IV on Day 1 of each treatment cycle + capecitabine 1000 mg/m2 orally twice daily (ie, 1000 mg/m2 in the morning and 1000 mg/m2 in the evening) on Days 1 to 14 of each treatment cycle, every 3 weeks Nivolumab + Folfox: Nivolumab 240 mg IV over 30 minutes on Day 1 of each treatment cycle, every 2 weeks + Oxaliplatin 85 mg/m2 + leucovorin 400 mg/m2 + fluorouracil 400 mg/m2 IV on Day 1 of each treatment cycle, and fluorouracil 1200 mg/m2 IV continuous infusion over 24 hours (or per local standard) daily on Days 1 and 2 of each treatment cycle, every 2 weeks
    id
    OG000
    title
    Arm 1: Nivolumab + Chemotherapy (XELOX or FOLFOX)
  2. description
    Chemotherapy (XELOX or FOLFOX): Xelox: Oxaliplatin 130 mg/m2 IV on Day 1 of each treatment cycle + capecitabine 1000 mg/m2 orally twice daily (ie, 1000 mg/m2 in the morning and 1000 mg/m2 in the evening) on Days 1 to 14 of each treatment cycle, every 3 weeks. Folfox: Oxaliplatin 85 mg/m2 + leucovorin 400 mg/m2 + fluorouracil 400 mg/m2 IV on Day 1 of each treatment cycle, and fluorouracil 1200 mg/m2 IV continuous infusion over 24 hours (or per local standard) daily on Days 1 and 2 of each treatment cycle, every 2 weeks. This arm is a subgroup of the chemotherapy group that acts as a comparison group to Arm 1.
    id
    OG001
    title
    Arm 2a: Chemotherapy (XELOX or FOLFOX)
param Type
NUMBER
population Description
All randomized participants in various subsets as determined by PD-L1 CPS status
reporting Status
POSTED
time Frame
From randomization to the date of objectively documented progression or the date of subsequent anti-cancer therapy, whichever occurs first (up to approximately 43 months)
title
Objective Response Rate in Participants Treated With Nivolumab Plus Chemotherapy vs Chemotherapy
type
SECONDARY
unit Of Measure
Percentage of Participants

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Preserved source evidence · Not medical advice