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NCT04111107 · OUTCOME

Progression Free Survival Ratio

Precision Medicine for Patients With Identified Actionable Mutations · Source last updated 2024-07-03

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

Measure
MEDIAN
Unit
ratio
Interval / dispersion
Full Range
Time frame
From the start of treatment to the time of progression, death, or date of last contact, assessed up to 2 years

What was measured

Estimation of progression-free ratio defined as the duration of time from start of treatment to the time of progression divided by the duration of time from the last treatment received pre-trial to the time of progression on that treatment. The median progression-free ratio will be estimated with the range and a two-sided Wilcoxon Signed Rank test will be calculated to see if the progression free survival ratio is different from 1.0. This trial is powered to detect differences in the progression-free ratio for those with actionable mutations identified by NGS results and then treated with a targeted therapy. A hypothesized PFS ratio larger than 1.3 would suggest that the targeted therapy is doing better than the previous treatment received (not targeted), and we assume a null hypothesis PFS ratio of 1.0 (no difference).

Analysis population: For various reasons, 27 patients were not evaluable for the primary outcome. Five patients had no prior treatment but did have an actionable mutation to qualify them for inclusion in the study. Another ten patients were enrolled but never started treatment under this protocol. Nine patients started treatment but died prior to testing for best response and for progression. Two patients died with stable disease and one patient is alive with stable disease and no sign of progression .

Groups in this outcome

Drug Administration Based on Next Gen Sequencing Report

Investigators will select the first drug listed in the tumor analysis report for the first mutation listed in the tumor analysis report. However, If the subject has a medical contraindication to the first listed drug (according to the drug label) or the first listed drug cannot be obtained for the patient, the study team will select the next drug presented by the tumor sequencing report. Patients receive targeted therapy based on next generation sequencing report. Cycles repeat every 2, 4, or 6 weeks in the absence of disease progression or unacceptable toxicity. Investigational Agent: Treatment will be administered on an inpatient or outpatient basis based on the type of medication selected. The investigatory will administer the drug as directed in the FDA approved label. Supportive Care Regimens: Supportive care regimens will vary depending on the type of drug that will be administered at the treating investigator's discretion. Next Gen Sequencing Report: 1) Next Gen Sequencing report obtained as Standard of Care within the past 12 months of enrollment date will be used. If more than one report exists in this time period, the most recent report will be used.

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

Analysis denominator · Participants

GroupSource count
Drug Administration Based on Next Gen Sequencing Report18

Reported measurements

Source class 1
Values in ratio · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Drug Administration Based on Next Gen Sequencing Report0.73Not reported0.266.67Not reported

Source statistical analyses

Group order, estimate direction, methods and comments are retained. No treatment ranking is inferred.

  1. group Description
    H0: Progression-free ratio = 1
    group Ids
    1. OG000
    non Inferiority Type
    OTHER
    p Value
    0.966
    statistical Method
    Wilcoxon signed rank (2 sided)
Complete source fields
analyses
  1. group Description
    H0: Progression-free ratio = 1
    group Ids
    1. OG000
    non Inferiority Type
    OTHER
    p Value
    0.966
    statistical Method
    Wilcoxon signed rank (2 sided)
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0.26
        upper Limit
        6.67
        value
        0.73
denoms
  1. counts
    1. group Id
      OG000
      value
      18
    units
    Participants
description
Estimation of progression-free ratio defined as the duration of time from start of treatment to the time of progression divided by the duration of time from the last treatment received pre-trial to the time of progression on that treatment. The median progression-free ratio will be estimated with the range and a two-sided Wilcoxon Signed Rank test will be calculated to see if the progression free survival ratio is different from 1.0. This trial is powered to detect differences in the progression-free ratio for those with actionable mutations identified by NGS results and then treated with a targeted therapy. A hypothesized PFS ratio larger than 1.3 would suggest that the targeted therapy is doing better than the previous treatment received (not targeted), and we assume a null hypothesis PFS ratio of 1.0 (no difference).
dispersion Type
Full Range
groups
  1. description
    Investigators will select the first drug listed in the tumor analysis report for the first mutation listed in the tumor analysis report. However, If the subject has a medical contraindication to the first listed drug (according to the drug label) or the first listed drug cannot be obtained for the patient, the study team will select the next drug presented by the tumor sequencing report. Patients receive targeted therapy based on next generation sequencing report. Cycles repeat every 2, 4, or 6 weeks in the absence of disease progression or unacceptable toxicity. Investigational Agent: Treatment will be administered on an inpatient or outpatient basis based on the type of medication selected. The investigatory will administer the drug as directed in the FDA approved label. Supportive Care Regimens: Supportive care regimens will vary depending on the type of drug that will be administered at the treating investigator's discretion. Next Gen Sequencing Report: 1) Next Gen Sequencing report obtained as Standard of Care within the past 12 months of enrollment date will be used. If more than one report exists in this time period, the most recent report will be used.
    id
    OG000
    title
    Drug Administration Based on Next Gen Sequencing Report
param Type
MEDIAN
population Description
For various reasons, 27 patients were not evaluable for the primary outcome. Five patients had no prior treatment but did have an actionable mutation to qualify them for inclusion in the study. Another ten patients were enrolled but never started treatment under this protocol. Nine patients started treatment but died prior to testing for best response and for progression. Two patients died with stable disease and one patient is alive with stable disease and no sign of progression .
reporting Status
POSTED
time Frame
From the start of treatment to the time of progression, death, or date of last contact, assessed up to 2 years
title
Progression Free Survival Ratio
type
PRIMARY
unit Of Measure
ratio

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Preserved source evidence · Not medical advice