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NCT01484275 · OUTCOME

Time to Worsening in the Brief Pain Inventory (BPI) Worst Item Scores

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
95% Confidence Interval
Time frame
Up to 4.7 Years

What was measured

Time to worsening in the BPI worst item is defined as the time between randomization and the first documentation of a worsening in the BPI worst item. It has 2 domains reflecting pain severity and pain interference with domains of functioning and well-being. The selected item refers to the "worst" pain the patient has experienced over the past 24 hours. This item has been found to be most responsive to interference with key domains of functioning and well-being and may be used as a single item. Responses are provided on an 11-point numeric rating scale ranging from 0 "no pain" to 10 "pain as bad as you can imagine". Responses are described as mild (1 to 4), moderate (5 to 6) and severe (7 to 10). Worsening in the BPI worst item is defined as 2 points increase from baseline.

Analysis population: ITT population included participants who were randomly assigned to siltuximab or placebo treatment group based on an IVRS.

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
Siltuximab43
Placebo42

Reported measurements

Source class 1
Values in Days · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Siltuximab652.0Not reported226NAHere, NA signifies that upper limit of CI was not estimable due to an insufficient number of events.
Placebo453.0Not reported277NAHere, NA signifies that upper limit of CI was not estimable due to an insufficient number of events.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Here, NA signifies that upper limit of CI was not estimable due to an insufficient number of events.
        group Id
        OG000
        lower Limit
        226
        upper Limit
        NA
        value
        652.0
      2. comment
        Here, NA signifies that upper limit of CI was not estimable due to an insufficient number of events.
        group Id
        OG001
        lower Limit
        277
        upper Limit
        NA
        value
        453.0
denoms
  1. counts
    1. group Id
      OG000
      value
      43
    2. group Id
      OG001
      value
      42
    units
    Participants
description
Time to worsening in the BPI worst item is defined as the time between randomization and the first documentation of a worsening in the BPI worst item. It has 2 domains reflecting pain severity and pain interference with domains of functioning and well-being. The selected item refers to the "worst" pain the patient has experienced over the past 24 hours. This item has been found to be most responsive to interference with key domains of functioning and well-being and may be used as a single item. Responses are provided on an 11-point numeric rating scale ranging from 0 "no pain" to 10 "pain as bad as you can imagine". Responses are described as mild (1 to 4), moderate (5 to 6) and severe (7 to 10). Worsening in the BPI worst item is defined as 2 points increase from baseline.
dispersion Type
95% Confidence Interval
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.
reporting Status
POSTED
time Frame
Up to 4.7 Years
title
Time to Worsening in the Brief Pain Inventory (BPI) Worst Item Scores
type
SECONDARY
unit Of Measure
Days

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

Preserved source evidence · Not medical advice