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NCT00211185 · OUTCOME

Duration of Response

A Study of ONTAK and CHOP in Newly Diagnosed, Peripheral T-Cell Lymphoma · Source last updated 2020-03-18

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

Measure
MEDIAN
Unit
Months
Interval / dispersion
Standard Deviation
Time frame
From the date of the first documented CR (confirmed or unconfirmed) or PR until the date of first documentation of recurrent or PD or death, assessed up to 5 years 9 months

What was measured

Duration of response was defined as the length of time from the first date at which the response criteria were met (taking the earliest date at which a PR, CRu, or the confirmed CR occurred) until the date that recurrent or PD or death was accurately documented, per the criteria defined for progression-free survival (PFS). All participants within the EA population who achieved a response per the criteria defined were included in the duration of the response analysis. Participants lost to follow-up prior to PD or death were censored at the date they were last known to still be responding to treatment. Duration of response was estimated using the Kaplan-Meier method with the median duration of response summarized.

Analysis population: EA population

Groups in this outcome

Denileukin Diftitox in Combination With CHOP

Unblinded denileukin diftitox at 18 micrograms/kilogram/day (ug/kg/d) was administered intravenously (IV) on Days 1 and 2 of each 21-day cycle. Cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) was administered on Day 3 of each 21-day cycle. On Day 4 of each 21-day cycle, pegfilgrastim (a granulocyte colony-stimulating factor (G-CSF)) was started as a prophylaxis to prevent neutropenia. After completion of two 21-day cycles, participants were evaluated for clinical response. Two 21-day cycles with denileukin and CHOP were repeated followed by response evaluations after each set of two 21-day cycles with intent to treat for 6 cycles, with a maximum of 8 cycles.

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

Analysis denominator · Participants

GroupSource count
Denileukin Diftitox in Combination With CHOP32

Reported measurements

Source class 1
Values in Months · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Denileukin Diftitox in Combination With CHOP29.7NANot reportedNot reported90% confidence interval could not be calculated because high number of participants were censored from the analysis.
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        90% confidence interval could not be calculated because high number of participants were censored from the analysis.
        group Id
        OG000
        spread
        NA
        value
        29.7
denoms
  1. counts
    1. group Id
      OG000
      value
      32
    units
    Participants
description
Duration of response was defined as the length of time from the first date at which the response criteria were met (taking the earliest date at which a PR, CRu, or the confirmed CR occurred) until the date that recurrent or PD or death was accurately documented, per the criteria defined for progression-free survival (PFS). All participants within the EA population who achieved a response per the criteria defined were included in the duration of the response analysis. Participants lost to follow-up prior to PD or death were censored at the date they were last known to still be responding to treatment. Duration of response was estimated using the Kaplan-Meier method with the median duration of response summarized.
dispersion Type
Standard Deviation
groups
  1. description
    Unblinded denileukin diftitox at 18 micrograms/kilogram/day (ug/kg/d) was administered intravenously (IV) on Days 1 and 2 of each 21-day cycle. Cyclophosphamide, doxorubicin, vincristine, and prednisone (CHOP) was administered on Day 3 of each 21-day cycle. On Day 4 of each 21-day cycle, pegfilgrastim (a granulocyte colony-stimulating factor (G-CSF)) was started as a prophylaxis to prevent neutropenia. After completion of two 21-day cycles, participants were evaluated for clinical response. Two 21-day cycles with denileukin and CHOP were repeated followed by response evaluations after each set of two 21-day cycles with intent to treat for 6 cycles, with a maximum of 8 cycles.
    id
    OG000
    title
    Denileukin Diftitox in Combination With CHOP
param Type
MEDIAN
population Description
EA population
reporting Status
POSTED
time Frame
From the date of the first documented CR (confirmed or unconfirmed) or PR until the date of first documentation of recurrent or PD or death, assessed up to 5 years 9 months
title
Duration of Response
type
SECONDARY
unit Of Measure
Months

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Preserved source evidence · Not medical advice