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NCT00471497 · OUTCOME

Rate of Complete Cytogenetic Response (CCyR) in Nilotinib Treatment Arms With Imatinib at 12 Months and Beyond 12 Months

A Study of Imatinib Versus Nilotinib in Adult Patients With Newly Diagnosed Philadelphia Chromosome Positive (Ph+) Chronic Myelogenous Leukemia in Chronic Phase (CML-CP) · Source last updated 2020-11-18

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

Measure
NUMBER
Unit
Percentage of participants
Interval / dispersion
Not reported
Time frame
12, 24, 36, 48, 60, 72 months (M)

What was measured

CCyR is defined as 0% Ph+ metaphases based on at least 20 metaphases from bone marrow cytogenetics. Patients with no CCyR as the best response by any specific time point, all missing cytogenetic evaluations by that time point or Ph- at baseline are combined as "Nocomplete cytogenetic response".

Analysis population: Full analysis Set (FAS): Contained 846 randomized patients. Patients were analyzed according to the treatment they were randomized to, regardless of actual treatment received.

Groups in this outcome

Imatinib 400 mg QD

Patients randomized to this arm were to receive 400 mg imatinib once a day (QD). If the patient required a dose escalation from 400 mg/day, the patient was to receive 400 mg imatinib twice daily orally. Imatinib was taken with food and a large glass of water. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits during the study. In cases of vomiting doses were not to be repeated

Nilotinb 300 mg BID

Patients who were randomized to this arm were to receive nilotinib 300 mg twice a day (BID) by mouth each morning and evening approximately 12 hours apart. If the morning or evening dose was delayed for more than 4 hours, the patient was to skip this dose and resume dosing with the next dose as per the original schedule in order to prevent overdosing. No imatinib washout period was necessary prior to administration of nilotinib. Nilotinib was not to be taken with food. No food was to be consumed for at least 2 hours before the dose was taken and no additional oral intake other than water was to be consumed for at least one hour after the dose was taken. Patients were instructed to swallow capsules whole with a full 8 ounce glass of water, and not to chew them. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits. Vomited doses were not to be repeated.

Nilotinib 400 mg BID

Patients who were randomized to this arm were to receive nilotinib 400 mg twice a day (BID) by mouth each morning and evening approximately 12 hours apart. If the morning or evening dose was delayed for more than 4 hours, the patient was to skip this dose and resume dosing with the next dose as per the original schedule in order to prevent overdosing. No imatinib washout period was necessary prior to administration of nilotinib. Nilotinib was not to be taken with food. No food was to be consumed for at least 2 hours before the dose was taken and no additional oral intake other than water was to be consumed for at least one hour after the dose was taken. Patients were instructed to swallow capsules whole with a full 8 ounce glass of water, and not to chew them. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits. Vomited doses were not to be repeated.

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

Analysis denominator · Participants

GroupSource count
Imatinib 400 mg QD283
Nilotinb 300 mg BID282
Nilotinib 400 mg BID281

Reported measurements

CCyR at M12
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD55.5Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID70.2Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID68.7Not reportedNot reportedNot reportedNot reported
CCyR at M24
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD61.5Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID66.0Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID66.2Not reportedNot reportedNot reportedNot reported
CCyR at M36
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD14.1Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID9.2Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID12.8Not reportedNot reportedNot reportedNot reported
CCyR at M48
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD11.3Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID8.9Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID13.5Not reportedNot reportedNot reportedNot reported
CCyR at M60
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD2.5Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID2.8Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID2.8Not reportedNot reportedNot reportedNot reported
CCyR at M72
Values in Percentage of participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Imatinib 400 mg QD1.8Not reportedNot reportedNot reportedNot reported
Nilotinb 300 mg BID1.8Not reportedNot reportedNot reportedNot reported
Nilotinib 400 mg BID2.8Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        55.5
      2. group Id
        OG001
        value
        70.2
      3. group Id
        OG002
        value
        68.7
    title
    CCyR at M12
  2. categories
    1. measurements
      1. group Id
        OG000
        value
        61.5
      2. group Id
        OG001
        value
        66.0
      3. group Id
        OG002
        value
        66.2
    title
    CCyR at M24
  3. categories
    1. measurements
      1. group Id
        OG000
        value
        14.1
      2. group Id
        OG001
        value
        9.2
      3. group Id
        OG002
        value
        12.8
    title
    CCyR at M36
  4. categories
    1. measurements
      1. group Id
        OG000
        value
        11.3
      2. group Id
        OG001
        value
        8.9
      3. group Id
        OG002
        value
        13.5
    title
    CCyR at M48
  5. categories
    1. measurements
      1. group Id
        OG000
        value
        2.5
      2. group Id
        OG001
        value
        2.8
      3. group Id
        OG002
        value
        2.8
    title
    CCyR at M60
  6. categories
    1. measurements
      1. group Id
        OG000
        value
        1.8
      2. group Id
        OG001
        value
        1.8
      3. group Id
        OG002
        value
        2.8
    title
    CCyR at M72
denoms
  1. counts
    1. group Id
      OG000
      value
      283
    2. group Id
      OG001
      value
      282
    3. group Id
      OG002
      value
      281
    units
    Participants
description
CCyR is defined as 0% Ph+ metaphases based on at least 20 metaphases from bone marrow cytogenetics. Patients with no CCyR as the best response by any specific time point, all missing cytogenetic evaluations by that time point or Ph- at baseline are combined as "Nocomplete cytogenetic response".
groups
  1. description
    Patients randomized to this arm were to receive 400 mg imatinib once a day (QD). If the patient required a dose escalation from 400 mg/day, the patient was to receive 400 mg imatinib twice daily orally. Imatinib was taken with food and a large glass of water. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits during the study. In cases of vomiting doses were not to be repeated
    id
    OG000
    title
    Imatinib 400 mg QD
  2. description
    Patients who were randomized to this arm were to receive nilotinib 300 mg twice a day (BID) by mouth each morning and evening approximately 12 hours apart. If the morning or evening dose was delayed for more than 4 hours, the patient was to skip this dose and resume dosing with the next dose as per the original schedule in order to prevent overdosing. No imatinib washout period was necessary prior to administration of nilotinib. Nilotinib was not to be taken with food. No food was to be consumed for at least 2 hours before the dose was taken and no additional oral intake other than water was to be consumed for at least one hour after the dose was taken. Patients were instructed to swallow capsules whole with a full 8 ounce glass of water, and not to chew them. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits. Vomited doses were not to be repeated.
    id
    OG001
    title
    Nilotinb 300 mg BID
  3. description
    Patients who were randomized to this arm were to receive nilotinib 400 mg twice a day (BID) by mouth each morning and evening approximately 12 hours apart. If the morning or evening dose was delayed for more than 4 hours, the patient was to skip this dose and resume dosing with the next dose as per the original schedule in order to prevent overdosing. No imatinib washout period was necessary prior to administration of nilotinib. Nilotinib was not to be taken with food. No food was to be consumed for at least 2 hours before the dose was taken and no additional oral intake other than water was to be consumed for at least one hour after the dose was taken. Patients were instructed to swallow capsules whole with a full 8 ounce glass of water, and not to chew them. All patients were to avoid grapefruit, star fruit, pomegranate and Seville oranges or juices and products containing these fruits. Vomited doses were not to be repeated.
    id
    OG002
    title
    Nilotinib 400 mg BID
param Type
NUMBER
population Description
Full analysis Set (FAS): Contained 846 randomized patients. Patients were analyzed according to the treatment they were randomized to, regardless of actual treatment received.
reporting Status
POSTED
time Frame
12, 24, 36, 48, 60, 72 months (M)
title
Rate of Complete Cytogenetic Response (CCyR) in Nilotinib Treatment Arms With Imatinib at 12 Months and Beyond 12 Months
type
SECONDARY
unit Of Measure
Percentage of participants

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Preserved source evidence · Not medical advice