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NCT01292603 · OUTCOME

Part 1: Total Cluster Differentiation19 Positive (CD19+) B-Cell Counts by Visit

A Study to Compare Subcutaneous Versus Intravenous MabThera (Rituximab) in Combination With Chemotherapy in Patients With Chronic Lymphocytic Leukemia · Source last updated 2018-12-19

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

Measure
MEDIAN
Unit
cells per microliter (cells/μL)
Interval / dispersion
Full Range
Time frame
Day 1 of Cycles 5 and 6 and Follow-up Days 28 and 56 and Follow-up Visits at Months 3, 6, 9, 12, 15,18, 21 and 24

What was measured

CD 19 is a surface antigen (protein) present on B-lymphocytes.

Analysis population: Part 1 SAP; n = number of participants analyzed at the specified visit.

Groups in this outcome

Part 1: Rituximab SC 1400 Milligrams (mg)

Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1400 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).

Part 1: Rituximab SC 1600 mg

Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1600 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).

Part 1: Rituximab SC 1870 mg

Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1870 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).

Part 1: Rituximab SC 1000 mg

One participant enrolled in the rituximab SC 1870 mg subcohort received 1000 mg rituximab SC during Cycle 6 in error. Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1000 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).

Part 1: No SC Dose Received

These participants were withdrawn prior to SC 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
Part 1: Rituximab SC 1400 Milligrams (mg)16
Part 1: Rituximab SC 1600 mg17
Part 1: Rituximab SC 1870 mg22
Part 1: Rituximab SC 1000 mg1
Part 1: No SC Dose Received8

Reported measurements

Cycle 5 Day 1 (n=15,13,19,1,2)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)2Not reported0157Not reported
Part 1: Rituximab SC 1600 mg3Not reported0419Not reported
Part 1: Rituximab SC 1870 mg0Not reported019Not reported
Part 1: Rituximab SC 1000 mg84Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose Received2Not reported12Not reported
Cycle 6 Day 1 (n=15,14,18,1,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)1Not reported090Not reported
Part 1: Rituximab SC 1600 mg2Not reported022Not reported
Part 1: Rituximab SC 1870 mg1Not reported05Not reported
Part 1: Rituximab SC 1000 mg27Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 28 Day Visit (n=15,11,19,1,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)2Not reported0113Not reported
Part 1: Rituximab SC 1600 mg2Not reported08Not reported
Part 1: Rituximab SC 1870 mg0Not reported07Not reported
Part 1: Rituximab SC 1000 mg7Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 56 Day Visit (n=15,9,15,1,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)1Not reported0215Not reported
Part 1: Rituximab SC 1600 mg3Not reported142Not reported
Part 1: Rituximab SC 1870 mg0Not reported02Not reported
Part 1: Rituximab SC 1000 mg14Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 3 Month Visit (n=16,8,18,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)3Not reported0469Not reported
Part 1: Rituximab SC 1600 mg1Not reported05Not reported
Part 1: Rituximab SC 1870 mg1Not reported06Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 6 Month Visit (n=15,13,17,1,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)2Not reported05929Not reported
Part 1: Rituximab SC 1600 mg1Not reported0265Not reported
Part 1: Rituximab SC 1870 mg2Not reported096Not reported
Part 1: Rituximab SC 1000 mg51Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 9 Month Visit (n=15,13,15,1,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)66Not reported015727Not reported
Part 1: Rituximab SC 1600 mg19Not reported1728Not reported
Part 1: Rituximab SC 1870 mg29Not reported01153Not reported
Part 1: Rituximab SC 1000 mg74Not reportedNANAOnly 1 participant was analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 12 Month Visit (n=14,14,20,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)126Not reported41457Not reported
Part 1: Rituximab SC 1600 mg31Not reported02775Not reported
Part 1: Rituximab SC 1870 mg90Not reported21281Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 15 Month Visit (n=14,11,15,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)175Not reported142426Not reported
Part 1: Rituximab SC 1600 mg41Not reported36588Not reported
Part 1: Rituximab SC 1870 mg106Not reported29500Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 18 Month Visit (n=13,14,15,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)175Not reported155871Not reported
Part 1: Rituximab SC 1600 mg82Not reported1613749Not reported
Part 1: Rituximab SC 1870 mg189Not reported22478Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 21 Month Visit (n=13,12,16,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)128Not reported2710679Not reported
Part 1: Rituximab SC 1600 mg78Not reported9314Not reported
Part 1: Rituximab SC 1870 mg149Not reported57783Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
FU 24 Month Visit(n=12, 4,16,0,0)
Values in cells per microliter (cells/μL) · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Part 1: Rituximab SC 1400 Milligrams (mg)238Not reported2911989Not reported
Part 1: Rituximab SC 1600 mg110Not reported252225Not reported
Part 1: Rituximab SC 1870 mg232Not reported691343Not reported
Part 1: Rituximab SC 1000 mgNANot reportedNANANo participants were analyzed in this group.
Part 1: No SC Dose ReceivedNANot reportedNANANo participants were analyzed in this group.
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        157
        value
        2
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        419
        value
        3
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        19
        value
        0
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        84
      5. group Id
        OG004
        lower Limit
        1
        upper Limit
        2
        value
        2
    title
    Cycle 5 Day 1 (n=15,13,19,1,2)
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        90
        value
        1
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        22
        value
        2
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        5
        value
        1
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        27
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    Cycle 6 Day 1 (n=15,14,18,1,0)
  3. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        113
        value
        2
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        8
        value
        2
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        7
        value
        0
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        7
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 28 Day Visit (n=15,11,19,1,0)
  4. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        215
        value
        1
      2. group Id
        OG001
        lower Limit
        1
        upper Limit
        42
        value
        3
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        2
        value
        0
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        14
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 56 Day Visit (n=15,9,15,1,0)
  5. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        469
        value
        3
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        5
        value
        1
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        6
        value
        1
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 3 Month Visit (n=16,8,18,0,0)
  6. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        5929
        value
        2
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        265
        value
        1
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        96
        value
        2
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        51
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 6 Month Visit (n=15,13,17,1,0)
  7. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        15727
        value
        66
      2. group Id
        OG001
        lower Limit
        1
        upper Limit
        728
        value
        19
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        1153
        value
        29
      4. comment
        Only 1 participant was analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        74
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 9 Month Visit (n=15,13,15,1,0)
  8. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        4
        upper Limit
        1457
        value
        126
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        2775
        value
        31
      3. group Id
        OG002
        lower Limit
        2
        upper Limit
        1281
        value
        90
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 12 Month Visit (n=14,14,20,0,0)
  9. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        14
        upper Limit
        2426
        value
        175
      2. group Id
        OG001
        lower Limit
        3
        upper Limit
        6588
        value
        41
      3. group Id
        OG002
        lower Limit
        29
        upper Limit
        500
        value
        106
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 15 Month Visit (n=14,11,15,0,0)
  10. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        15
        upper Limit
        5871
        value
        175
      2. group Id
        OG001
        lower Limit
        16
        upper Limit
        13749
        value
        82
      3. group Id
        OG002
        lower Limit
        22
        upper Limit
        478
        value
        189
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 18 Month Visit (n=13,14,15,0,0)
  11. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        27
        upper Limit
        10679
        value
        128
      2. group Id
        OG001
        lower Limit
        9
        upper Limit
        314
        value
        78
      3. group Id
        OG002
        lower Limit
        57
        upper Limit
        783
        value
        149
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 21 Month Visit (n=13,12,16,0,0)
  12. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        29
        upper Limit
        11989
        value
        238
      2. group Id
        OG001
        lower Limit
        25
        upper Limit
        2225
        value
        110
      3. group Id
        OG002
        lower Limit
        69
        upper Limit
        1343
        value
        232
      4. comment
        No participants were analyzed in this group.
        group Id
        OG003
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
      5. comment
        No participants were analyzed in this group.
        group Id
        OG004
        lower Limit
        NA
        upper Limit
        NA
        value
        NA
    title
    FU 24 Month Visit(n=12, 4,16,0,0)
denoms
  1. counts
    1. group Id
      OG000
      value
      16
    2. group Id
      OG001
      value
      17
    3. group Id
      OG002
      value
      22
    4. group Id
      OG003
      value
      1
    5. group Id
      OG004
      value
      8
    units
    Participants
description
CD 19 is a surface antigen (protein) present on B-lymphocytes.
dispersion Type
Full Range
groups
  1. description
    Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1400 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).
    id
    OG000
    title
    Part 1: Rituximab SC 1400 Milligrams (mg)
  2. description
    Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1600 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).
    id
    OG001
    title
    Part 1: Rituximab SC 1600 mg
  3. description
    Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1870 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).
    id
    OG002
    title
    Part 1: Rituximab SC 1870 mg
  4. description
    One participant enrolled in the rituximab SC 1870 mg subcohort received 1000 mg rituximab SC during Cycle 6 in error. Participant could have been enrolled any time during treatment with rituximab IV in combination with FC before Cycle 5. Participants received the following in 28-day cycles. Cycle 1: IV rituximab 375 mg/m\^2 on Day 1 or Day 0 (according to local practice) Cycles 2-5: IV rituximab 500 mg/m\^2 on Day 1 Cycle 6: SC rituximab 1000 on Day 1 Cycles 1-6: IV fludarabine 25 mg/m\^2 on Days 1-3 (or as an oral dose of 24 mg/m\^2 on Days 1-5 or 30-40 mg/m\^2 on Days 1-3), and IV cyclophosphamide 250 mg/m\^2 on Days 1-3 (or as an oral dose of 150 mg/m\^2 on Days 1-5 or 200-250 mg/m\^2 on Days 1-3).
    id
    OG003
    title
    Part 1: Rituximab SC 1000 mg
  5. description
    These participants were withdrawn prior to SC treatment.
    id
    OG004
    title
    Part 1: No SC Dose Received
param Type
MEDIAN
population Description
Part 1 SAP; n = number of participants analyzed at the specified visit.
reporting Status
POSTED
time Frame
Day 1 of Cycles 5 and 6 and Follow-up Days 28 and 56 and Follow-up Visits at Months 3, 6, 9, 12, 15,18, 21 and 24
title
Part 1: Total Cluster Differentiation19 Positive (CD19+) B-Cell Counts by Visit
type
SECONDARY
unit Of Measure
cells per microliter (cells/μL)

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Preserved source evidence · Not medical advice