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NCT00422383 · OUTCOME

Change From BL in Anti-CCP Antibody Titers in U/mL

A Study of Retreatment With MabThera (Rituximab) in Combination With Methotrexate in Patients With Rheumatoid Arthritis (RA) · Source last updated 2015-05-04

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

Measure
MEAN
Unit
U/mL
Interval / dispersion
Standard Deviation
Time frame
Weeks 8, 24, and 48

Analysis population: SAP, n = number of participants assessed for the given parameter at the specified timepoint.

Groups in this outcome

Rituximab Low Dose + Methotrexate

Participants received rituximab, 0.5 g, IV, on Days 1, 15, 168, and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.

Rituximab Escalated Dose + Methotrexate

Participants received rituximab, 0.5 g, IV, on Days 1 and 15 and 1.0 g, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.

Rituximab High Dose + Methotrexate

Participants received rituximab, 1.0 g, IV, on Days 1, 15, 168, and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.

Rituximab/Placebo + Methotrexate

Participants received rituximab, 1.0 g, IV, on Days 1 and 15, and a placebo, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose. This treatment group was not part of the planned analysis and was not analyzed for all outcomes measures since they did not receive the planned treatment.

Rituximab Decreased Dose + Methotrexate

Participants received rituximab, 1.0 g, IV, on Days 1 and 15 and 0.5 g, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose. This treatment group was not part of the planned analysis and was not analyzed for all outcomes measures since they did not receive the planned treatment.

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

Analysis denominator · Participants

GroupSource count
Rituximab Low Dose + Methotrexate127
Rituximab Escalated Dose + Methotrexate112
Rituximab High Dose + Methotrexate87
Rituximab/Placebo + Methotrexate6
Rituximab Decreased Dose + Methotrexate24

Reported measurements

Wk 8 (n=127,112,85,6,24)
Values in U/mL · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Rituximab Low Dose + Methotrexate-42.9794.873Not reportedNot reportedNot reported
Rituximab Escalated Dose + Methotrexate-46.84140.589Not reportedNot reportedNot reported
Rituximab High Dose + Methotrexate-70.39265.694Not reportedNot reportedNot reported
Rituximab/Placebo + Methotrexate-33.8058.443Not reportedNot reportedNot reported
Rituximab Decreased Dose + Methotrexate-18.6754.228Not reportedNot reportedNot reported
Wk 24 (n=117,107,82,4,24)
Values in U/mL · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Rituximab Low Dose + Methotrexate-68.23158.951Not reportedNot reportedNot reported
Rituximab Escalated Dose + Methotrexate-56.76144.256Not reportedNot reportedNot reported
Rituximab High Dose + Methotrexate-72.96219.466Not reportedNot reportedNot reported
Rituximab/Placebo + Methotrexate-70.33149.881Not reportedNot reportedNot reported
Rituximab Decreased Dose + Methotrexate-64.3289.763Not reportedNot reportedNot reported
Wk 48 (n=116,102,87,4,22)
Values in U/mL · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Rituximab Low Dose + Methotrexate-72.99151.086Not reportedNot reportedNot reported
Rituximab Escalated Dose + Methotrexate-82.51223.577Not reportedNot reportedNot reported
Rituximab High Dose + Methotrexate-127.21307.981Not reportedNot reportedNot reported
Rituximab/Placebo + Methotrexate-28.9842.881Not reportedNot reportedNot reported
Rituximab Decreased Dose + Methotrexate-81.57167.012Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        94.873
        value
        -42.97
      2. group Id
        OG001
        spread
        140.589
        value
        -46.84
      3. group Id
        OG002
        spread
        265.694
        value
        -70.39
      4. group Id
        OG003
        spread
        58.443
        value
        -33.80
      5. group Id
        OG004
        spread
        54.228
        value
        -18.67
    title
    Wk 8 (n=127,112,85,6,24)
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        158.951
        value
        -68.23
      2. group Id
        OG001
        spread
        144.256
        value
        -56.76
      3. group Id
        OG002
        spread
        219.466
        value
        -72.96
      4. group Id
        OG003
        spread
        149.881
        value
        -70.33
      5. group Id
        OG004
        spread
        89.763
        value
        -64.32
    title
    Wk 24 (n=117,107,82,4,24)
  3. categories
    1. measurements
      1. group Id
        OG000
        spread
        151.086
        value
        -72.99
      2. group Id
        OG001
        spread
        223.577
        value
        -82.51
      3. group Id
        OG002
        spread
        307.981
        value
        -127.21
      4. group Id
        OG003
        spread
        42.881
        value
        -28.98
      5. group Id
        OG004
        spread
        167.012
        value
        -81.57
    title
    Wk 48 (n=116,102,87,4,22)
denoms
  1. counts
    1. group Id
      OG000
      value
      127
    2. group Id
      OG001
      value
      112
    3. group Id
      OG002
      value
      87
    4. group Id
      OG003
      value
      6
    5. group Id
      OG004
      value
      24
    units
    Participants
dispersion Type
Standard Deviation
groups
  1. description
    Participants received rituximab, 0.5 g, IV, on Days 1, 15, 168, and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.
    id
    OG000
    title
    Rituximab Low Dose + Methotrexate
  2. description
    Participants received rituximab, 0.5 g, IV, on Days 1 and 15 and 1.0 g, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.
    id
    OG001
    title
    Rituximab Escalated Dose + Methotrexate
  3. description
    Participants received rituximab, 1.0 g, IV, on Days 1, 15, 168, and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose.
    id
    OG002
    title
    Rituximab High Dose + Methotrexate
  4. description
    Participants received rituximab, 1.0 g, IV, on Days 1 and 15, and a placebo, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose. This treatment group was not part of the planned analysis and was not analyzed for all outcomes measures since they did not receive the planned treatment.
    id
    OG003
    title
    Rituximab/Placebo + Methotrexate
  5. description
    Participants received rituximab, 1.0 g, IV, on Days 1 and 15 and 0.5 g, IV, on Days 168 and 182. Participants also received methylprednisolone 100 mg, IV, by slow infusion, which was completed at least 30 minutes prior to each infusion of rituximab Days 1, 15, 168, and 182. Participants also received methotrexate 10-25 mg/mL, PO or parenterally, as prescribed by the treating physician and in accordance with the local label. Participants also received a stable dose of folate ≥ 5 mg/week given either as a single dose or as a divided weekly dose. This treatment group was not part of the planned analysis and was not analyzed for all outcomes measures since they did not receive the planned treatment.
    id
    OG004
    title
    Rituximab Decreased Dose + Methotrexate
param Type
MEAN
population Description
SAP, n = number of participants assessed for the given parameter at the specified timepoint.
reporting Status
POSTED
time Frame
Weeks 8, 24, and 48
title
Change From BL in Anti-CCP Antibody Titers in U/mL
type
SECONDARY
unit Of Measure
U/mL

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Preserved source evidence · Not medical advice