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NCT00299104 · OUTCOME

Percentage of Participants Without Radiographic Progression at Week 24

A Study to Evaluate Rituximab in Combination With Methotrexate in Methotrexate-Naive Patients With Active Rheumatoid Arthritis · Source last updated 2017-07-28

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
Baseline, Week 24

What was measured

Percentage of patients without radiographic progression at Week 24 defined as change in total modified Sharp score (TMSS) ≤ 0. TMSS is the sum of the erosion score (ES) and the joint space narrowing (JSN) score and has a range of 0 to 398. The ES is the sum of joint scores collected for 46 joints and has a range of 0 to 230. The JSN is the sum of joint scores collected for 42 joints and has a range of 0 to 168. A score of 0 would indicate no change.

Analysis population: Modified Intent to Treat (MITT) population includes all randomized participants who received at least one infusion and had both screening and post-baseline radiographic assessments. Patients with missing data are classified as progressing

Groups in this outcome

Placebo + Methotrexate

Placebo intravenously on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. From Week 104 participants were eligible to receive Rituximab 2 X 0.5 g or Rituximab 2 X 1.0 g every 24 weeks.

Rituximab (0.5 g x 2) + Methotrexate

Rituximab intravenously at a dose of 0.5 g on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. Subsequent Rituximab treatment courses were given at 24 week intervals for 5 years provided the Disease Activity Score 28 Joint Count- Erythrocyte Sedimentation Rate (DAS-ESR) result was ≥2.6

Rituximab (1.0 g x 2) + Methotrexate

Rituximab intravenously at a dose of 1.0 g on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. Subsequent Rituximab treatment courses were given at 24 week intervals for 5 years provided the Disease Activity Score 28 Joint Count- Erythrocyte Sedimentation Rate (DAS-ESR) result was ≥2.6

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

Analysis denominator · Participants

GroupSource count
Placebo + Methotrexate233
Rituximab (0.5 g x 2) + Methotrexate239
Rituximab (1.0 g x 2) + Methotrexate244

Reported measurements

Source class 1
Values in Percentage of Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Placebo + Methotrexate59.7Not reportedNot reportedNot reportedNot reported
Rituximab (0.5 g x 2) + Methotrexate65.3Not reportedNot reportedNot reportedNot reported
Rituximab (1.0 g x 2) + Methotrexate71.7Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        59.7
      2. group Id
        OG001
        value
        65.3
      3. group Id
        OG002
        value
        71.7
denoms
  1. counts
    1. group Id
      OG000
      value
      233
    2. group Id
      OG001
      value
      239
    3. group Id
      OG002
      value
      244
    units
    Participants
description
Percentage of patients without radiographic progression at Week 24 defined as change in total modified Sharp score (TMSS) ≤ 0. TMSS is the sum of the erosion score (ES) and the joint space narrowing (JSN) score and has a range of 0 to 398. The ES is the sum of joint scores collected for 46 joints and has a range of 0 to 230. The JSN is the sum of joint scores collected for 42 joints and has a range of 0 to 168. A score of 0 would indicate no change.
groups
  1. description
    Placebo intravenously on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. From Week 104 participants were eligible to receive Rituximab 2 X 0.5 g or Rituximab 2 X 1.0 g every 24 weeks.
    id
    OG000
    title
    Placebo + Methotrexate
  2. description
    Rituximab intravenously at a dose of 0.5 g on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. Subsequent Rituximab treatment courses were given at 24 week intervals for 5 years provided the Disease Activity Score 28 Joint Count- Erythrocyte Sedimentation Rate (DAS-ESR) result was ≥2.6
    id
    OG001
    title
    Rituximab (0.5 g x 2) + Methotrexate
  3. description
    Rituximab intravenously at a dose of 1.0 g on Days 1 and 15 + a background of methotrexate orally at a dose of 7.5 mg escalating by 2.5 mg a week every 1-2 weeks to achieve: 15 mg per week by Week 4 and 20 mg per week by Week 8. Subsequent Rituximab treatment courses were given at 24 week intervals for 5 years provided the Disease Activity Score 28 Joint Count- Erythrocyte Sedimentation Rate (DAS-ESR) result was ≥2.6
    id
    OG002
    title
    Rituximab (1.0 g x 2) + Methotrexate
param Type
NUMBER
population Description
Modified Intent to Treat (MITT) population includes all randomized participants who received at least one infusion and had both screening and post-baseline radiographic assessments. Patients with missing data are classified as progressing
reporting Status
POSTED
time Frame
Baseline, Week 24
title
Percentage of Participants Without Radiographic Progression at Week 24
type
SECONDARY
unit Of Measure
Percentage of Participants

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Preserved source evidence · Not medical advice