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NCT01698801 · OUTCOME

Overall Response Rate

A Phase 2 Study of Lenalidomide to Evaluate the Efficacy in Japanese Patients With Newly Diagnosed Multiple Myeloma · Source last updated 2018-11-08

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
Not reported
Time frame
From first dose until the data cut-off date of 15 July 2014. Median time on follow-up was 61.6 weeks.

What was measured

Number of Complete Responses (CR) plus Very Good Partial Response (VGPR) plus Partial Response (PR) based on the International Myeloma Working Group criteria (IMWG). Any participant who achieved a CR, VGPR, or PR while on study treatment was defined as a responder. CR: Negative serum and urine on immunofixation, disappearance of any soft tissue plasmacytomas and ≤ 5% plasma cells in bone marrow; VGPR: Serum and urine M-protein detectable by immunofixation but not on electrophoresis or ≥ 90% reduction in serum M-protein and urine M-protein level \< 100 mg/24 hours; PR: ≥ 50% reduction of serum M-Protein and reduction in urinary M-protein by ≥ 90% or to \< 200 mg/24 hours. In addition to the above, if present at baseline a ≥ 50% reduction in the size of soft tissue plasmacytomas is also required.

Analysis population: Efficacy Evaluable (EE) Population consists of all participants who met the protocol requirements (all eligibility criteria) and were evaluated after receiving at least one dose of study drug.

Groups in this outcome

Lenalidomide Plus Dexamethasone

Lenalidomide 25 mg orally once daily for 21 days in each 28-day cycle until progressive disease or Lenalidomide discontinuation for any reason. Dexamethasone 40 mg orally once daily on Days 1, 8, 15 and 22 in each 28-day cycle until progressive disease or Lenalidomide discontinuation for any reason.

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

Analysis denominator · Participants

GroupSource count
Lenalidomide Plus Dexamethasone24

Reported measurements

Source class 1
Values in percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Lenalidomide Plus Dexamethasone87.5Not reportedNot reportedNot reportedNot reported

Source statistical analyses

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

  1. ci Lower Limit
    74.269
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    100
    group Ids
    1. OG000
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.0001
    p Value Comment
    One sample binomial test for the overall response rate was performed to provide p-value (significance level: 0.05) based on EE population. The hypotheses of interest are: H0: p = 0.3, H1: p ≠ 0.3, where p is overall response.
    param Type
    Overall dichotomized response rate
    param Value
    87.5
    statistical Method
    Binomial test for dichotomized response
Complete source fields
analyses
  1. ci Lower Limit
    74.269
    ci Num Sides
    TWO_SIDED
    ci Pct Value
    95
    ci Upper Limit
    100
    group Ids
    1. OG000
    non Inferiority Type
    SUPERIORITY_OR_OTHER
    p Value
    <0.0001
    p Value Comment
    One sample binomial test for the overall response rate was performed to provide p-value (significance level: 0.05) based on EE population. The hypotheses of interest are: H0: p = 0.3, H1: p ≠ 0.3, where p is overall response.
    param Type
    Overall dichotomized response rate
    param Value
    87.5
    statistical Method
    Binomial test for dichotomized response
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        87.5
denoms
  1. counts
    1. group Id
      OG000
      value
      24
    units
    Participants
description
Number of Complete Responses (CR) plus Very Good Partial Response (VGPR) plus Partial Response (PR) based on the International Myeloma Working Group criteria (IMWG). Any participant who achieved a CR, VGPR, or PR while on study treatment was defined as a responder. CR: Negative serum and urine on immunofixation, disappearance of any soft tissue plasmacytomas and ≤ 5% plasma cells in bone marrow; VGPR: Serum and urine M-protein detectable by immunofixation but not on electrophoresis or ≥ 90% reduction in serum M-protein and urine M-protein level \< 100 mg/24 hours; PR: ≥ 50% reduction of serum M-Protein and reduction in urinary M-protein by ≥ 90% or to \< 200 mg/24 hours. In addition to the above, if present at baseline a ≥ 50% reduction in the size of soft tissue plasmacytomas is also required.
groups
  1. description
    Lenalidomide 25 mg orally once daily for 21 days in each 28-day cycle until progressive disease or Lenalidomide discontinuation for any reason. Dexamethasone 40 mg orally once daily on Days 1, 8, 15 and 22 in each 28-day cycle until progressive disease or Lenalidomide discontinuation for any reason.
    id
    OG000
    title
    Lenalidomide Plus Dexamethasone
param Type
NUMBER
population Description
Efficacy Evaluable (EE) Population consists of all participants who met the protocol requirements (all eligibility criteria) and were evaluated after receiving at least one dose of study drug.
reporting Status
POSTED
time Frame
From first dose until the data cut-off date of 15 July 2014. Median time on follow-up was 61.6 weeks.
title
Overall Response Rate
type
PRIMARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice