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NCT01484275 · OUTCOME

Time to Worsening in European Organization for Research and Treatment of Cancer, Quality of Life Questionnaire-Core 30 (EORTC-QLQ-C30) Scale Score

A Study of Siltuximab (Anti- IL 6 Monoclonal Antibody) in Patients With High-risk Smoldering Multiple Myeloma · Source last updated 2020-01-27

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

Measure
MEDIAN
Unit
Days
Interval / dispersion
Full Range
Time frame
Up to 4.7 Years

What was measured

Time to worsening in EORTC-QLQ-C30 (physical function scale) is defined as time between randomization and first documentation of a worsening in EORTC-QLQ-C-30. Worsening in the EORTC-QLQ-C30 is defined as 10 points decrease from baseline. It comprises module with 30 items. Questionnaire includes 9 multi-item scales: 5 functional scales (physical, role, cognitive, emotional, and social), 3 symptom scales (fatigue, pain, nausea/vomiting), a global health and quality of life scale, and a number of single items assessing symptoms (dyspnea, loss of appetite, insomnia, constipation, diarrhoea). Instrument contains 28 items using a Likert scale with 4 response options: "Not at All," "A Little," "Quite a Bit," "Very Much" (scored 1-4). Two additional items use response options (1-7): 1=Very Poor, to 7=Excellent. All scale and item scores were linearly transformed to be in range from 0-100. A higher score represents a higher (better) level of functioning, or a higher (worse) level of symptoms.

Analysis population: ITT population included participants who were randomly assigned to siltuximab or placebo treatment group based on an IVRS who had 10 points decrease from baseline in the physical function scale.

Groups in this outcome

Siltuximab

Participants received 15 milligram per kilogram (mg/kg) of siltuximab as a 1-hour intravenous (IV) infusion every 4 weeks until disease progression, unacceptable toxicity, withdrawal of consent, or the end of the study (up to 4 years after randomization of the last participant).

Placebo

Participants received placebo as a 1-hour IV infusion every 4 weeks until disease progression, unacceptable toxicity, withdrawal of consent, or the end of the study (up to 4 years after randomization of the last participant).

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

Analysis denominator · Participants

GroupSource count
Siltuximab22
Placebo21

Reported measurements

Source class 1
Values in Days · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Siltuximab125.50Not reported56.01021.0Not reported
Placebo118.00Not reported56.0565.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        56.0
        upper Limit
        1021.0
        value
        125.50
      2. group Id
        OG001
        lower Limit
        56.0
        upper Limit
        565.0
        value
        118.00
denoms
  1. counts
    1. group Id
      OG000
      value
      22
    2. group Id
      OG001
      value
      21
    units
    Participants
description
Time to worsening in EORTC-QLQ-C30 (physical function scale) is defined as time between randomization and first documentation of a worsening in EORTC-QLQ-C-30. Worsening in the EORTC-QLQ-C30 is defined as 10 points decrease from baseline. It comprises module with 30 items. Questionnaire includes 9 multi-item scales: 5 functional scales (physical, role, cognitive, emotional, and social), 3 symptom scales (fatigue, pain, nausea/vomiting), a global health and quality of life scale, and a number of single items assessing symptoms (dyspnea, loss of appetite, insomnia, constipation, diarrhoea). Instrument contains 28 items using a Likert scale with 4 response options: "Not at All," "A Little," "Quite a Bit," "Very Much" (scored 1-4). Two additional items use response options (1-7): 1=Very Poor, to 7=Excellent. All scale and item scores were linearly transformed to be in range from 0-100. A higher score represents a higher (better) level of functioning, or a higher (worse) level of symptoms.
dispersion Type
Full Range
groups
  1. description
    Participants received 15 milligram per kilogram (mg/kg) of siltuximab as a 1-hour intravenous (IV) infusion every 4 weeks until disease progression, unacceptable toxicity, withdrawal of consent, or the end of the study (up to 4 years after randomization of the last participant).
    id
    OG000
    title
    Siltuximab
  2. description
    Participants received placebo as a 1-hour IV infusion every 4 weeks until disease progression, unacceptable toxicity, withdrawal of consent, or the end of the study (up to 4 years after randomization of the last participant).
    id
    OG001
    title
    Placebo
param Type
MEDIAN
population Description
ITT population included participants who were randomly assigned to siltuximab or placebo treatment group based on an IVRS who had 10 points decrease from baseline in the physical function scale.
reporting Status
POSTED
time Frame
Up to 4.7 Years
title
Time to Worsening in European Organization for Research and Treatment of Cancer, Quality of Life Questionnaire-Core 30 (EORTC-QLQ-C30) Scale Score
type
SECONDARY
unit Of Measure
Days

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice