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NCT02103478 · OUTCOME

Mean Maximum %LINE Demethylation in Phase 1

Pharmacokinetic Guided Dose Escalation and Dose Confirmation With Oral Decitabine and Oral Cytidine Deaminase Inhibitor (CDAi) in Patients With Myelodysplastic Syndromes (MDS) · Source last updated 2024-08-27

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

Measure
MEAN
Unit
Percent change
Interval / dispersion
Standard Deviation
Time frame
Pre-dose to Day 28 in Course 2 (28 days per course)

What was measured

Mean maximum % long interspread nuclear element-1 (LINE-1) demethylation decrease from baseline after oral decitabine + cedazuridine (E7727) or ASTX727 compared with IV decitabine 20 mg/m\^2 in the dose escalation stage.

Analysis population: The pharmacodynamic population includes all participants in Phase 1 with evaluable data who received at least one dose of investigational product.

Groups in this outcome

Phase 1 Dose Escalation Cohort 1

Cohort 1 was administered 40 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).

Phase 1 Dose Escalation Cohort 2

Cohort 2 was administered 60 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).

Phase 1 Dose Escalation Cohort 3

Cohort 3 was administered 100 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).

Phase 1 Dose Escalation Cohort 4

Cohort 4 was administered 100 mg oral cedazuridine and 40 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).

Phase 1 Dose Escalation Cohort 5

Cohort 5 was administered 100 mg oral cedazuridine and 30 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).

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 1 Dose Escalation Cohort 16
Phase 1 Dose Escalation Cohort 26
Phase 1 Dose Escalation Cohort 36
Phase 1 Dose Escalation Cohort 46
Phase 1 Dose Escalation Cohort 518

Reported measurements

Course 1
Values in Percent change · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 1 Dose Escalation Cohort 1-8.35.28Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 2-9.25.84Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 3-10.57.55Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 4-12.17.82Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 5-11.75.67Not reportedNot reportedNot reported
Course 2
Values in Percent change · Interval/dispersion: Standard Deviation
GroupValueSpreadLowerUpperComment
Phase 1 Dose Escalation Cohort 1-8.03.56Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 2-7.12.92Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 3-8.95.42Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 4-8.63.24Not reportedNot reportedNot reported
Phase 1 Dose Escalation Cohort 5-7.55.47Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        5.28
        value
        -8.3
      2. group Id
        OG001
        spread
        5.84
        value
        -9.2
      3. group Id
        OG002
        spread
        7.55
        value
        -10.5
      4. group Id
        OG003
        spread
        7.82
        value
        -12.1
      5. group Id
        OG004
        spread
        5.67
        value
        -11.7
    title
    Course 1
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        3.56
        value
        -8.0
      2. group Id
        OG001
        spread
        2.92
        value
        -7.1
      3. group Id
        OG002
        spread
        5.42
        value
        -8.9
      4. group Id
        OG003
        spread
        3.24
        value
        -8.6
      5. group Id
        OG004
        spread
        5.47
        value
        -7.5
    title
    Course 2
denoms
  1. counts
    1. group Id
      OG000
      value
      6
    2. group Id
      OG001
      value
      6
    3. group Id
      OG002
      value
      6
    4. group Id
      OG003
      value
      6
    5. group Id
      OG004
      value
      18
    units
    Participants
description
Mean maximum % long interspread nuclear element-1 (LINE-1) demethylation decrease from baseline after oral decitabine + cedazuridine (E7727) or ASTX727 compared with IV decitabine 20 mg/m\^2 in the dose escalation stage.
dispersion Type
Standard Deviation
groups
  1. description
    Cohort 1 was administered 40 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).
    id
    OG000
    title
    Phase 1 Dose Escalation Cohort 1
  2. description
    Cohort 2 was administered 60 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).
    id
    OG001
    title
    Phase 1 Dose Escalation Cohort 2
  3. description
    Cohort 3 was administered 100 mg oral cedazuridine and 20 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).
    id
    OG002
    title
    Phase 1 Dose Escalation Cohort 3
  4. description
    Cohort 4 was administered 100 mg oral cedazuridine and 40 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).
    id
    OG003
    title
    Phase 1 Dose Escalation Cohort 4
  5. description
    Cohort 5 was administered 100 mg oral cedazuridine and 30 mg oral decitabine. Participants were enrolled into successive cohorts in which either the cedazuridine or decitabine oral dose was varied in Course 1 Day 2 through Course 1 Day 5 for comparison with a single dose of IV decitabine at 20 mg/m\^2 administered on Day 1 by continuous IV infusion over 1 hour (28 days per course).
    id
    OG004
    title
    Phase 1 Dose Escalation Cohort 5
param Type
MEAN
population Description
The pharmacodynamic population includes all participants in Phase 1 with evaluable data who received at least one dose of investigational product.
reporting Status
POSTED
time Frame
Pre-dose to Day 28 in Course 2 (28 days per course)
title
Mean Maximum %LINE Demethylation in Phase 1
type
SECONDARY
unit Of Measure
Percent change

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Preserved source evidence · Not medical advice