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NCT01897571 · OUTCOME

Progression Free Survival for Tazemetostat as a Single Agent or in Combination With Prednisolone (Phase 2 Only)

Study of Tazemetostat as Single Agent in Solid Tumors or B-cell Lymphomas and in Combination With Prednisolone in DLBCL · Source last updated 2024-03-26

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

Measure
MEDIAN
Unit
months
Interval / dispersion
95% Confidence Interval
Time frame
Radiologic tumor assessments performed at baseline (within 28 days before start of study treatment) and every 8 weeks during Cycles 2 to 6, and then every 12 weeks thereafter until confirmed PD/death, a maximum of approximately 82 months

What was measured

The time (in months) from the date of first dose of tazemetostat until the earliest date of disease progression or death from any cause. Per RECIST v1.0, CR was defined as disappearance of all target and non-target lesions and any pathological lymph nodes must be \<10 mm in the short axis. The PR was defined as at least a 30% decrease in the sum of the diameters of target lesions, taking as a reference, the baseline sum of the diameters.

Analysis population: Patients who had a response event per Independent Review Committee.

Groups in this outcome

Phase 2 Group 1: Tazemetostat in R/R FL With Mutant EZH2

Patients with R/R FL with mutant EZH2 treated with tazemetostat as a single agent in Phase 2 of the study. Patients received 800 mg of tazemetostat, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.

Phase 2 Group 2: Tazemetostat in R/R FL With Wild-Type EZH2

Patients with R/R FL with wild-type EZH2 treated with tazemetostat as a single agent in Phase 2 of the study. Patients received 800 mg of tazemetostat, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.

Phase 2 Group 3: Tazemetostat in R/R DLBCL Monotherapy

Patients with R/R DLBCL received 800 mg of tazemetostat monotherapy, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.

Phase 2 Group 4: Tazemetostat + Prednisolone in R/R DLBCL Combination Therapy

Patients received tazemetostat 800 mg tablets orally BID in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent. In addition, these patients also received prednisolone 40 mg/m\^2 on Days 1 to 5 and 15 to 19 from Cycle 1 to Cycle 4 post which tazemetostat monotherapy was continued.

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

Analysis denominator · Participants

GroupSource count
Phase 2 Group 1: Tazemetostat in R/R FL With Mutant EZH248
Phase 2 Group 2: Tazemetostat in R/R FL With Wild-Type EZH254
Phase 2 Group 3: Tazemetostat in R/R DLBCL Monotherapy163
Phase 2 Group 4: Tazemetostat + Prednisolone in R/R DLBCL Combination Therapy71

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase 2 Group 1: Tazemetostat in R/R FL With Mutant EZH213.8Not reported10.922.1Not reported
Phase 2 Group 2: Tazemetostat in R/R FL With Wild-Type EZH211.1Not reported3.714.6Not reported
Phase 2 Group 3: Tazemetostat in R/R DLBCL Monotherapy1.9Not reported1.83.2Not reported
Phase 2 Group 4: Tazemetostat + Prednisolone in R/R DLBCL Combination Therapy1.8Not reported1.62.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        10.9
        upper Limit
        22.1
        value
        13.8
      2. group Id
        OG001
        lower Limit
        3.7
        upper Limit
        14.6
        value
        11.1
      3. group Id
        OG002
        lower Limit
        1.8
        upper Limit
        3.2
        value
        1.9
      4. group Id
        OG003
        lower Limit
        1.6
        upper Limit
        2.0
        value
        1.8
denoms
  1. counts
    1. group Id
      OG000
      value
      48
    2. group Id
      OG001
      value
      54
    3. group Id
      OG002
      value
      163
    4. group Id
      OG003
      value
      71
    units
    Participants
description
The time (in months) from the date of first dose of tazemetostat until the earliest date of disease progression or death from any cause. Per RECIST v1.0, CR was defined as disappearance of all target and non-target lesions and any pathological lymph nodes must be \<10 mm in the short axis. The PR was defined as at least a 30% decrease in the sum of the diameters of target lesions, taking as a reference, the baseline sum of the diameters.
dispersion Type
95% Confidence Interval
groups
  1. description
    Patients with R/R FL with mutant EZH2 treated with tazemetostat as a single agent in Phase 2 of the study. Patients received 800 mg of tazemetostat, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.
    id
    OG000
    title
    Phase 2 Group 1: Tazemetostat in R/R FL With Mutant EZH2
  2. description
    Patients with R/R FL with wild-type EZH2 treated with tazemetostat as a single agent in Phase 2 of the study. Patients received 800 mg of tazemetostat, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.
    id
    OG001
    title
    Phase 2 Group 2: Tazemetostat in R/R FL With Wild-Type EZH2
  3. description
    Patients with R/R DLBCL received 800 mg of tazemetostat monotherapy, orally BID, administered in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent.
    id
    OG002
    title
    Phase 2 Group 3: Tazemetostat in R/R DLBCL Monotherapy
  4. description
    Patients received tazemetostat 800 mg tablets orally BID in continuous 28-day treatment cycles until confirmed disease progression, unacceptable toxicity, or withdrawal of consent. In addition, these patients also received prednisolone 40 mg/m\^2 on Days 1 to 5 and 15 to 19 from Cycle 1 to Cycle 4 post which tazemetostat monotherapy was continued.
    id
    OG003
    title
    Phase 2 Group 4: Tazemetostat + Prednisolone in R/R DLBCL Combination Therapy
param Type
MEDIAN
population Description
Patients who had a response event per Independent Review Committee.
reporting Status
POSTED
time Frame
Radiologic tumor assessments performed at baseline (within 28 days before start of study treatment) and every 8 weeks during Cycles 2 to 6, and then every 12 weeks thereafter until confirmed PD/death, a maximum of approximately 82 months
title
Progression Free Survival for Tazemetostat as a Single Agent or in Combination With Prednisolone (Phase 2 Only)
type
SECONDARY
unit Of Measure
months

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Preserved source evidence · Not medical advice