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NCT00811733 · OUTCOME

Clearance of Ofatumumab

A Phase II Trial of Ofatumumab in Subjects With Waldenstrom's Macroglobulinemia · Source last updated 2017-05-30

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

Measure
GEOMETRIC_MEAN
Unit
milliliters/hour (ml/hr)
Interval / dispersion
95% Confidence Interval
Time frame
From the first dose (Cycle 1 Day 1) up to 6 months after the end of the last cycle of treatment; blood collected on each dosing day, weekly up to Week 8, and every 4 weeks up to Week 24/Month 7

What was measured

Clearance (CL) is defined as the volume of plasma that is cleared of drug per unit of time. Blood samples for the quantification of ofatumumab were collected during each cycle and for up to 6 months after the end of each cycle.

Analysis population: Pharmacokinetic (PK) Population: all participants from whom a PK sample was obtained and analyzed. Data were provided for the number of participants for whom the parameter could be determined.

Groups in this outcome

300 mg Ofatumumab, Wk. 1; 1000/2000 mg Ofatumumab, Wk. 2-4/2-5

Participants received ofatumumab intravenously (IV) in Cycle 1 (defined as a treatment period of up to 4 weeks \[Weeks (Wk.) 1 through 4\]) (300 milligrams \[mg\] at Week 1 and 1000 mg at Weeks 2 through 4) and were followed up for 11 weeks (Weeks 5-16). After Week 16, during the Redosing Cycle (RC), participants who had Minor Response or stable disease after Cycle 1 and had not received another Waldenstrom's Macroglobulinemia (WM) therapy received 300 mg IV ofatumumab at Week 1 and 2000 mg IV ofatumumab at Weeks 2 through 5. Participants who achieved a response in either Cycle 1 or the RC and subsequently progressed before 36 months entered Cycle 2 of treatment and received IV ofatumumab 300 mg at Week 1 and IV ofatumumab 2000 mg during Weeks 2 through 5.

300 mg Ofatumumab, Wk. 1; 2000 mg Ofatumumab, Wk. 2-5

Participants received ofatumumab IV at 300 mg at Week 1 and 2000 mg at Weeks 2 through 5 in Cycle 1 (defined as a treatment period of up to 5 weeks \[Weeks 1 through 5\]) and were followed up for 10 weeks (Weeks 6-16). After Week 16, during the RC, participants who had Minor Response or stable disease after Cycle 1 and had not received another WM therapy received 300 mg IV ofatumumab at Week 1 and 2000 mg IV ofatumumab at Weeks 2 through 5. Participants who achieved a response and subsequently progressed before 36 months entered Cycle 2 of treatment and received 300 mg at Week 1 and 2000 mg during Weeks 2 through 5.

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

Analysis denominator · Participants

GroupSource count
300 mg Ofatumumab, Wk. 1; 1000/2000 mg Ofatumumab, Wk. 2-4/2-515
300 mg Ofatumumab, Wk. 1; 2000 mg Ofatumumab, Wk. 2-521

Reported measurements

Source class 1
Values in milliliters/hour (ml/hr) · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
300 mg Ofatumumab, Wk. 1; 1000/2000 mg Ofatumumab, Wk. 2-4/2-527.9Not reported16.048.6Not reported
300 mg Ofatumumab, Wk. 1; 2000 mg Ofatumumab, Wk. 2-513.5Not reported8.720.8Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        16.0
        upper Limit
        48.6
        value
        27.9
      2. group Id
        OG001
        lower Limit
        8.7
        upper Limit
        20.8
        value
        13.5
denoms
  1. counts
    1. group Id
      OG000
      value
      15
    2. group Id
      OG001
      value
      21
    units
    Participants
description
Clearance (CL) is defined as the volume of plasma that is cleared of drug per unit of time. Blood samples for the quantification of ofatumumab were collected during each cycle and for up to 6 months after the end of each cycle.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants received ofatumumab intravenously (IV) in Cycle 1 (defined as a treatment period of up to 4 weeks \[Weeks (Wk.) 1 through 4\]) (300 milligrams \[mg\] at Week 1 and 1000 mg at Weeks 2 through 4) and were followed up for 11 weeks (Weeks 5-16). After Week 16, during the Redosing Cycle (RC), participants who had Minor Response or stable disease after Cycle 1 and had not received another Waldenstrom's Macroglobulinemia (WM) therapy received 300 mg IV ofatumumab at Week 1 and 2000 mg IV ofatumumab at Weeks 2 through 5. Participants who achieved a response in either Cycle 1 or the RC and subsequently progressed before 36 months entered Cycle 2 of treatment and received IV ofatumumab 300 mg at Week 1 and IV ofatumumab 2000 mg during Weeks 2 through 5.
    id
    OG000
    title
    300 mg Ofatumumab, Wk. 1; 1000/2000 mg Ofatumumab, Wk. 2-4/2-5
  2. description
    Participants received ofatumumab IV at 300 mg at Week 1 and 2000 mg at Weeks 2 through 5 in Cycle 1 (defined as a treatment period of up to 5 weeks \[Weeks 1 through 5\]) and were followed up for 10 weeks (Weeks 6-16). After Week 16, during the RC, participants who had Minor Response or stable disease after Cycle 1 and had not received another WM therapy received 300 mg IV ofatumumab at Week 1 and 2000 mg IV ofatumumab at Weeks 2 through 5. Participants who achieved a response and subsequently progressed before 36 months entered Cycle 2 of treatment and received 300 mg at Week 1 and 2000 mg during Weeks 2 through 5.
    id
    OG001
    title
    300 mg Ofatumumab, Wk. 1; 2000 mg Ofatumumab, Wk. 2-5
param Type
GEOMETRIC_MEAN
population Description
Pharmacokinetic (PK) Population: all participants from whom a PK sample was obtained and analyzed. Data were provided for the number of participants for whom the parameter could be determined.
reporting Status
POSTED
time Frame
From the first dose (Cycle 1 Day 1) up to 6 months after the end of the last cycle of treatment; blood collected on each dosing day, weekly up to Week 8, and every 4 weeks up to Week 24/Month 7
title
Clearance of Ofatumumab
type
SECONDARY
unit Of Measure
milliliters/hour (ml/hr)

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Preserved source evidence · Not medical advice