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NCT00304031 · OUTCOME

Number of Participants With Deterioration From Baseline in MD Anderson Symptom Inventory Brain Tumor (MDASI-BT) Symptom Severity Score and EORTC QLQ-C30 Global Health Status Score (GHS) at Cycle 1

Radiation Therapy (RT) and Temozolomide (TMZ) in Treating Patients With Newly Diagnosed Glioblastoma or Gliosarcoma · Source last updated 2020-06-09

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
baseline and cycle 1 (approximately 10 weeks)

What was measured

* The MDASI-BT is a 28-item patient-reported outcome measure assessing symptom severity (SS) and resulting interference with daily living in brain cancer patients. All items range from 0 (not present) to 10 (as bad as you can imagine). A SS score is the average of the SS items, given a specified minimum numbers were completed. A score worse than baseline by at least one is considered deterioration. * Global Health Status is calculated from two questions on the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire \[EORTC QLQ\]-C30. The question responses range from 1 (very poor) to 7 (excellent) such that a higher response indicates better quality of life (QOL). The mean of these responses is linearly transformed to a range of 0 (worst) to 100 (best). A score worse than baseline by at least 10 is considered deterioration. * The 2x2 frequency table of SS deterioration vs. GHS deterioration is presented as four rows.

Analysis population: Per the protocol, both arms are combined. Questionnaires were not completed by all QOL population participants. Therefore, only 136/191 have both MDASI-BT and EORTC QLQ-C30 at baseline and cycle 1.

Groups in this outcome

Both Arms Combined

Concurrent radiation therapy with concurrent temozolomide (75 mg/m2) up to 49 doses. Starting four weeks after completion of RT, either \[100mg/m2 adjuvant temozolomide days 1 to 5 of 28 day cycle\] or \[75mg/m2 adjuvant temozolomide days 1-21 of 28 day cycle\] for 6 cycles, up to 12 cycles.

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

Analysis denominator · Participants

GroupSource count
Both Arms Combined136

Reported measurements

Source class 1

Symptom Severity and GHS deterioration

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Both Arms Combined18Not reportedNot reportedNot reportedNot reported

Symptom Severity deterioration only

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Both Arms Combined9Not reportedNot reportedNot reportedNot reported

GHS deterioratoin only

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Both Arms Combined31Not reportedNot reportedNot reportedNot reported

No deterioration

Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Both Arms Combined78Not reportedNot reportedNot reportedNot reported

Source statistical analyses

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

  1. group Ids
    1. OG000
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0002
    statistical Comment
    Two-sided test
    statistical Method
    Chi-squared
Complete source fields
analyses
  1. group Ids
    1. OG000
    non Inferiority Type
    SUPERIORITY
    p Value
    0.0002
    statistical Comment
    Two-sided test
    statistical Method
    Chi-squared
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        18
      title
      Symptom Severity and GHS deterioration
    2. measurements
      1. group Id
        OG000
        value
        9
      title
      Symptom Severity deterioration only
    3. measurements
      1. group Id
        OG000
        value
        31
      title
      GHS deterioratoin only
    4. measurements
      1. group Id
        OG000
        value
        78
      title
      No deterioration
denoms
  1. counts
    1. group Id
      OG000
      value
      136
    units
    Participants
description
* The MDASI-BT is a 28-item patient-reported outcome measure assessing symptom severity (SS) and resulting interference with daily living in brain cancer patients. All items range from 0 (not present) to 10 (as bad as you can imagine). A SS score is the average of the SS items, given a specified minimum numbers were completed. A score worse than baseline by at least one is considered deterioration. * Global Health Status is calculated from two questions on the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire \[EORTC QLQ\]-C30. The question responses range from 1 (very poor) to 7 (excellent) such that a higher response indicates better quality of life (QOL). The mean of these responses is linearly transformed to a range of 0 (worst) to 100 (best). A score worse than baseline by at least 10 is considered deterioration. * The 2x2 frequency table of SS deterioration vs. GHS deterioration is presented as four rows.
groups
  1. description
    Concurrent radiation therapy with concurrent temozolomide (75 mg/m2) up to 49 doses. Starting four weeks after completion of RT, either \[100mg/m2 adjuvant temozolomide days 1 to 5 of 28 day cycle\] or \[75mg/m2 adjuvant temozolomide days 1-21 of 28 day cycle\] for 6 cycles, up to 12 cycles.
    id
    OG000
    title
    Both Arms Combined
param Type
COUNT_OF_PARTICIPANTS
population Description
Per the protocol, both arms are combined. Questionnaires were not completed by all QOL population participants. Therefore, only 136/191 have both MDASI-BT and EORTC QLQ-C30 at baseline and cycle 1.
reporting Status
POSTED
time Frame
baseline and cycle 1 (approximately 10 weeks)
title
Number of Participants With Deterioration From Baseline in MD Anderson Symptom Inventory Brain Tumor (MDASI-BT) Symptom Severity Score and EORTC QLQ-C30 Global Health Status Score (GHS) at Cycle 1
type
SECONDARY
unit Of Measure
Participants

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Preserved source evidence · Not medical advice