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NCT01962103 · OUTCOME

Phase 2: Progression-Free Survival (PFS)

Study to Find a Safe Dose and Show Early Clinical Activity of Weekly Nab-paclitaxel in Pediatric Patients With Recurrent/ Refractory Solid Tumors · Source last updated 2019-12-27

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

Measure
MEDIAN
Unit
weeks
Interval / dispersion
95% Confidence Interval
Time frame
Median treatment duration in Phase 2 per group: Ewings Sarcoma = 14 weeks (3-31), Neuroblastoma = 7 weeks (3-23), Rhabdomyosarcoma = 5 weeks (1-13). Participants were followed until disease progression (if applicable) up to a maximum of 100.3 weeks.

What was measured

PFS was defined as the time from the first dose date to the start of disease progression or participant death (any cause), whichever occurred first. Disease progression was classed as either a disease progression observed as a response assessment, or a disease progression or symptomatic deterioration at treatment/study discontinuation. Participants who did not have disease progression or had not died were censored at the last known time that the participant was progression free. Disease progression was considered according to RECIST version 1.1 for Phase 2 Ewing's sarcoma and rhabdomyosarcoma participants. (For Phase 2 neuroblastoma participants who had both RECIST 1.1 and Curie score tumor evaluations, both tumor responses results were considered and an overall response was derived.) Median PFS time was estimated through Kaplan-Meier methods. 95% confidence interval about the median time to PFS event was obtained using Greenwood's method.

Analysis population: Efficacy Evaluable Population: participants who met eligibility criteria for Phase 2, completed at least 1 dose of study drug, and had baseline and at least 1 postbaseline efficacy assessment if having not discontinued the investigational product prior to postbaseline efficacy assessment due to disease progression or systematic deterioration.

Groups in this outcome

Phase 2: Ewing's Sarcoma

Participants with Ewing's sarcoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.

Phase 2: Neuroblastoma

Participants with neuroblastoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.

Phase 2: Rhabdomyosarcoma

Participants with rhabdomyosarcoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.

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: Ewing's Sarcoma13
Phase 2: Neuroblastoma14
Phase 2: Rhabdomyosarcoma14

Reported measurements

Source class 1
Values in weeks · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase 2: Ewing's Sarcoma13Not reported7.416.1Not reported
Phase 2: Neuroblastoma7.4Not reported4.68.1Not reported
Phase 2: Rhabdomyosarcoma5.1Not reported2.17.9Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        7.4
        upper Limit
        16.1
        value
        13
      2. group Id
        OG001
        lower Limit
        4.6
        upper Limit
        8.1
        value
        7.4
      3. group Id
        OG002
        lower Limit
        2.1
        upper Limit
        7.9
        value
        5.1
denoms
  1. counts
    1. group Id
      OG000
      value
      13
    2. group Id
      OG001
      value
      14
    3. group Id
      OG002
      value
      14
    units
    Participants
description
PFS was defined as the time from the first dose date to the start of disease progression or participant death (any cause), whichever occurred first. Disease progression was classed as either a disease progression observed as a response assessment, or a disease progression or symptomatic deterioration at treatment/study discontinuation. Participants who did not have disease progression or had not died were censored at the last known time that the participant was progression free. Disease progression was considered according to RECIST version 1.1 for Phase 2 Ewing's sarcoma and rhabdomyosarcoma participants. (For Phase 2 neuroblastoma participants who had both RECIST 1.1 and Curie score tumor evaluations, both tumor responses results were considered and an overall response was derived.) Median PFS time was estimated through Kaplan-Meier methods. 95% confidence interval about the median time to PFS event was obtained using Greenwood's method.
dispersion Type
95% Confidence Interval
groups
  1. description
    Participants with Ewing's sarcoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.
    id
    OG000
    title
    Phase 2: Ewing's Sarcoma
  2. description
    Participants with neuroblastoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.
    id
    OG001
    title
    Phase 2: Neuroblastoma
  3. description
    Participants with rhabdomyosarcoma: nab-paclitaxel at the RP2D (240 mg/m\^2 in participants weighing \> 10 kg and 11.5 mg/kg in participants weighing ≤ 10 kg) IV on Days 1, 8 and 15 of a 28-day cycle until disease progression, death, withdrawal of consent, or unacceptable toxicity.
    id
    OG002
    title
    Phase 2: Rhabdomyosarcoma
param Type
MEDIAN
population Description
Efficacy Evaluable Population: participants who met eligibility criteria for Phase 2, completed at least 1 dose of study drug, and had baseline and at least 1 postbaseline efficacy assessment if having not discontinued the investigational product prior to postbaseline efficacy assessment due to disease progression or systematic deterioration.
reporting Status
POSTED
time Frame
Median treatment duration in Phase 2 per group: Ewings Sarcoma = 14 weeks (3-31), Neuroblastoma = 7 weeks (3-23), Rhabdomyosarcoma = 5 weeks (1-13). Participants were followed until disease progression (if applicable) up to a maximum of 100.3 weeks.
title
Phase 2: Progression-Free Survival (PFS)
type
SECONDARY
unit Of Measure
weeks

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