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NCT02316106 · OUTCOME

Overall Survival

A Study to Evaluate 3 Dose Schedules of Daratumumab in Participants With Smoldering Multiple Myeloma · Source last updated 2026-04-23

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

Measure
MEDIAN
Unit
months
Interval / dispersion
90% Confidence Interval
Time frame
From randomization (Day -5) till death (up to 7.89 years)

What was measured

Overall Survival (OS) was defined as the time from the date of randomization to the date of death. Median OS was estimated by using the Kaplan-Meier method.

Analysis population: ITT analysis set was defined as participants who were randomly assigned to one of the 3 daratumumab schedules based on IWRS.

Groups in this outcome

Arm A (Long Intense)

Participants received daratumumab 16 milligrams per kilogram (mg/kg) as intravenous (IV) infusion once every week (Q1W) (Days 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1, every other week (Q2W) (Days 1, 15, 29 and 43) in Cycle 2 and 3, every 4 weeks (Q4W) (Days 1 and 29) in Cycle 4 to 7, and on Day 1 from Cycle 8 to 20. Each treatment cycle was of 8 weeks. After Cycle 20, per investigator's discretion, participants either entered into extension phase or completed end of treatment visit 4 weeks after last dose. In extension phase, participants continued to receive daratumumab 16 mg/kg as IV infusion every 8 weeks (Q8W), after end of Cycle 20 up to 91.6 months, and then completed end of treatment visit 4 weeks after last dose. After protocol amendment 5, participants in extension phase optionally switched to daratumumab 1800 mg subcutaneous (SC) Q8W per investigator's discretion. After end of treatment, participants were followed up for safety until death, lost to follow up, consent withdrawal/study end, whichever occurred first (up to 7.89 years).

Arm B (Intermediate)

Participants received daratumumab 16 mg/kg as IV infusion Q1W (Day 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1, and then on Day 1 of each cycle from Cycle 2 to Cycle 20, and Q8W after Cycle 20. Each treatment cycle was of 8 weeks. After Cycle 20, per investigator's discretion, participants either entered into extension phase or completed end of treatment visit 4 weeks after last dose. In extension phase, participants continued to receive daratumumab 16 mg/kg as IV infusion Q8W after end of Cycle 20 up to 91.6 months, and then completed end of treatment visit 4 weeks after last dose. After protocol amendment 5, participants in extension phase optionally switched to daratumumab 1800 mg SC Q8W per investigator's discretion. After end of treatment, participants were followed up for safety until death, lost to follow up, consent withdrawal/study end, whichever occurred first (up to 7.89 years).

Arm C (Short Intense)

Participants received daratumumab 16 mg/kg as IV infusion Q1W (Day 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1 alone. Treatment cycle was of 8 weeks. After Cycle 1, participants completed the end of treatment visit 4 weeks after last dose and were followed up for safety until death, lost to follow up, consent withdrawal, or study end, whichever occurred first (up to 7.89 years).

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 A (Long Intense)41
Arm B (Intermediate)41
Arm C (Short Intense)41

Reported measurements

Source class 1
Values in months · Interval/dispersion: 90% Confidence Interval
GroupValueSpreadLowerUpperComment
Arm A (Long Intense)NANot reportedNANAHere, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
Arm B (Intermediate)NANot reportedNANAHere, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
Arm C (Short Intense)NANot reportedNANAHere, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Here, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
        group Id
        OG000
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      2. comment
        Here, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
        group Id
        OG001
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      3. comment
        Here, 'NA' signifies that median, lower and upper limit of 90% CI were not estimable due to low number of participants with events.
        group Id
        OG002
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
denoms
  1. counts
    1. group Id
      OG000
      value
      41
    2. group Id
      OG001
      value
      41
    3. group Id
      OG002
      value
      41
    units
    Participants
description
Overall Survival (OS) was defined as the time from the date of randomization to the date of death. Median OS was estimated by using the Kaplan-Meier method.
dispersion Type
90% Confidence Interval
groups
  1. description
    Participants received daratumumab 16 milligrams per kilogram (mg/kg) as intravenous (IV) infusion once every week (Q1W) (Days 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1, every other week (Q2W) (Days 1, 15, 29 and 43) in Cycle 2 and 3, every 4 weeks (Q4W) (Days 1 and 29) in Cycle 4 to 7, and on Day 1 from Cycle 8 to 20. Each treatment cycle was of 8 weeks. After Cycle 20, per investigator's discretion, participants either entered into extension phase or completed end of treatment visit 4 weeks after last dose. In extension phase, participants continued to receive daratumumab 16 mg/kg as IV infusion every 8 weeks (Q8W), after end of Cycle 20 up to 91.6 months, and then completed end of treatment visit 4 weeks after last dose. After protocol amendment 5, participants in extension phase optionally switched to daratumumab 1800 mg subcutaneous (SC) Q8W per investigator's discretion. After end of treatment, participants were followed up for safety until death, lost to follow up, consent withdrawal/study end, whichever occurred first (up to 7.89 years).
    id
    OG000
    title
    Arm A (Long Intense)
  2. description
    Participants received daratumumab 16 mg/kg as IV infusion Q1W (Day 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1, and then on Day 1 of each cycle from Cycle 2 to Cycle 20, and Q8W after Cycle 20. Each treatment cycle was of 8 weeks. After Cycle 20, per investigator's discretion, participants either entered into extension phase or completed end of treatment visit 4 weeks after last dose. In extension phase, participants continued to receive daratumumab 16 mg/kg as IV infusion Q8W after end of Cycle 20 up to 91.6 months, and then completed end of treatment visit 4 weeks after last dose. After protocol amendment 5, participants in extension phase optionally switched to daratumumab 1800 mg SC Q8W per investigator's discretion. After end of treatment, participants were followed up for safety until death, lost to follow up, consent withdrawal/study end, whichever occurred first (up to 7.89 years).
    id
    OG001
    title
    Arm B (Intermediate)
  3. description
    Participants received daratumumab 16 mg/kg as IV infusion Q1W (Day 1, 8, 15, 22, 29, 36, 43 and 50) in Cycle 1 alone. Treatment cycle was of 8 weeks. After Cycle 1, participants completed the end of treatment visit 4 weeks after last dose and were followed up for safety until death, lost to follow up, consent withdrawal, or study end, whichever occurred first (up to 7.89 years).
    id
    OG002
    title
    Arm C (Short Intense)
param Type
MEDIAN
population Description
ITT analysis set was defined as participants who were randomly assigned to one of the 3 daratumumab schedules based on IWRS.
reporting Status
POSTED
time Frame
From randomization (Day -5) till death (up to 7.89 years)
title
Overall Survival
type
SECONDARY
unit Of Measure
months

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Preserved source evidence · Not medical advice