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NCT03783442 · OUTCOME

Change From Baseline in European Organisation for Research and Treatment of Cancer (EORTC) Quality of Life Questionnaire - Core 30 (QLQ-C30) Global Health Status/Quality of Life (GHS/QoL) and Physical Functioning Scales

A Study of Tislelizumab (BGB-A317) in Combination With Chemotherapy as First Line Treatment in Participants With Advanced Esophageal Squamous Cell Carcinoma · Source last updated 2025-07-29

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

Measure
LEAST_SQUARES_MEAN
Unit
score on a scale
Interval / dispersion
95% Confidence Interval
Time frame
Baseline, Cycle 6 (Week 15)

What was measured

The EORTC QLQ-30 contains 30 questions that incorporate 5 functional scales (physical functioning, role functioning, emotional functioning, cognitive functioning, and social functioning), 1 global health status scale, 3 symptom scales (fatigue, nausea and vomiting, and pain), and 6 single items (dyspnea, insomnia, appetite loss, constipation, diarrhea, and financial difficulties). The participant answers questions about their health during the past week. There are 28 questions answered on a 4-point scale where 1 = Not at all (best) and 4 = Very Much (worst) and 2 global health quality of life (QOL) questions answered on a 7-point scale where 1 = Very poor and 7 = Excellent. Raw scores are transformed to a 0 to 100 scale via linear transformation. Higher scores in GHS and functional scales indicate better quality of life.

Analysis population: Participants in the ITT Analysis Set who completed the EORTC QLQ-C30 at Baseline and at least one post-baseline measurement.

Groups in this outcome

Tislelizumab + Chemotherapy

Participants received tislelizumab 200 mg administered IV on Day 1 of each 3-week treatment cycle together with an investigator-chosen chemotherapy doublet until unacceptable toxicity, disease progression or withdrawal for other reasons.

Placebo + Chemotherapy

Participants received placebo administered IV on Day 1 of each 3-week treatment cycle together with an investigator-chosen chemotherapy doublet until unacceptable toxicity, disease progression or withdrawal for other reasons.

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

Analysis denominator · Participants

GroupSource count
Tislelizumab + Chemotherapy310
Placebo + Chemotherapy309

Reported measurements

Global Health Status/ QOL
Values in score on a scale · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Tislelizumab + Chemotherapy-0.3Not reported-2.31.8Not reported
Placebo + Chemotherapy-3.6Not reported-5.8-1.4Not reported
Physical Functioning
Values in score on a scale · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Tislelizumab + Chemotherapy-4.8Not reported-6.6-3.0Not reported
Placebo + Chemotherapy-7.3Not reported-9.2-5.4Not reported

Source statistical analyses

Group order, estimate direction, methods and comments are retained. No treatment ranking is inferred.

  1. ci Lower Limit
    0.4
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    6.2
    estimate Comment
    Based on a mixed effect model analysis, with QLQ-C30 scores until cycle 18 as the response variable, and treatment by study visit interaction, Baseline mean score, and randomization stratification factors as covariates.
    group Description
    Analysis of Change from Baseline in Global Health Status/QoL at Cycle 6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    LS Mean Difference
    param Value
    3.3
  2. ci Lower Limit
    0.0
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    5.1
    estimate Comment
    Based on a mixed effect model analysis, with QLQ-C30 scores until cycle 18 as the response variable, and treatment by study visit interaction, Baseline mean score, and randomization stratification factors as covariates.
    group Description
    Analysis of Change from Baseline in Physical Functioning at Cycle 6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    LS Mean Difference
    param Value
    2.6
Complete source fields
analyses
  1. ci Lower Limit
    0.4
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    6.2
    estimate Comment
    Based on a mixed effect model analysis, with QLQ-C30 scores until cycle 18 as the response variable, and treatment by study visit interaction, Baseline mean score, and randomization stratification factors as covariates.
    group Description
    Analysis of Change from Baseline in Global Health Status/QoL at Cycle 6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    LS Mean Difference
    param Value
    3.3
  2. ci Lower Limit
    0.0
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    5.1
    estimate Comment
    Based on a mixed effect model analysis, with QLQ-C30 scores until cycle 18 as the response variable, and treatment by study visit interaction, Baseline mean score, and randomization stratification factors as covariates.
    group Description
    Analysis of Change from Baseline in Physical Functioning at Cycle 6
    group Ids
    1. OG000
    2. OG001
    non Inferiority Type
    OTHER
    param Type
    LS Mean Difference
    param Value
    2.6
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        -2.3
        upper Limit
        1.8
        value
        -0.3
      2. group Id
        OG001
        lower Limit
        -5.8
        upper Limit
        -1.4
        value
        -3.6
    title
    Global Health Status/ QOL
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        -6.6
        upper Limit
        -3.0
        value
        -4.8
      2. group Id
        OG001
        lower Limit
        -9.2
        upper Limit
        -5.4
        value
        -7.3
    title
    Physical Functioning
denoms
  1. counts
    1. group Id
      OG000
      value
      310
    2. group Id
      OG001
      value
      309
    units
    Participants
description
The EORTC QLQ-30 contains 30 questions that incorporate 5 functional scales (physical functioning, role functioning, emotional functioning, cognitive functioning, and social functioning), 1 global health status scale, 3 symptom scales (fatigue, nausea and vomiting, and pain), and 6 single items (dyspnea, insomnia, appetite loss, constipation, diarrhea, and financial difficulties). The participant answers questions about their health during the past week. There are 28 questions answered on a 4-point scale where 1 = Not at all (best) and 4 = Very Much (worst) and 2 global health quality of life (QOL) questions answered on a 7-point scale where 1 = Very poor and 7 = Excellent. Raw scores are transformed to a 0 to 100 scale via linear transformation. Higher scores in GHS and functional scales indicate better quality of life.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received tislelizumab 200 mg administered IV on Day 1 of each 3-week treatment cycle together with an investigator-chosen chemotherapy doublet until unacceptable toxicity, disease progression or withdrawal for other reasons.
    id
    OG000
    title
    Tislelizumab + Chemotherapy
  2. description
    Participants received placebo administered IV on Day 1 of each 3-week treatment cycle together with an investigator-chosen chemotherapy doublet until unacceptable toxicity, disease progression or withdrawal for other reasons.
    id
    OG001
    title
    Placebo + Chemotherapy
param Type
LEAST_SQUARES_MEAN
population Description
Participants in the ITT Analysis Set who completed the EORTC QLQ-C30 at Baseline and at least one post-baseline measurement.
reporting Status
POSTED
time Frame
Baseline, Cycle 6 (Week 15)
title
Change From Baseline in European Organisation for Research and Treatment of Cancer (EORTC) Quality of Life Questionnaire - Core 30 (QLQ-C30) Global Health Status/Quality of Life (GHS/QoL) and Physical Functioning Scales
type
SECONDARY
unit Of Measure
score on a scale

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