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NCT00807768 · OUTCOME

Patient-reported Neurotoxicity

Pelvic Radiation Therapy or Vaginal Implant Radiation Therapy, Paclitaxel, and Carboplatin in Treating Patients With High-Risk Stage I or Stage II Endometrial Cancer · Source last updated 2019-03-20

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

Measure
LEAST_SQUARES_MEAN
Unit
units on a scale
Interval / dispersion
Standard Error
Time frame
Prior to study treatment (baseline), 4 weeks post the starting of study treatment, 10-11 weeks post the starting of study treatment, 8 months post the starting of study treatment, 14 months post the starting of study treatment.

What was measured

Patient reported neurotoxicity symptoms as measured with the Functional Assessment of Cancer Therapy/Gynecologic Oncology Group - neurotoxicity subscale (short version) (FACT/GOG-Ntx subscale). The FACT/GOG-Ntx subscale contains 4 items. Each item was scored using a 5-point scale (0=not at all; 1=a little bit; 2=somewhat; 3=quite a bit; 4=very much). For the negative items, reversal was performed prior to score calculation. According to the FACIT measurement system, the Ntx score was the summation of the individual item scores if more than 50% of subscale items were answered. When unanswered items existed, a subscale score was prorated by multiplying the mean of the answered item scores by the number of items in the scale. The Ntx score ranges 0-16 with a large score suggesting less neurotoxicity.

Analysis population: Provided baseline and ≥ follow-up assessments

Groups in this outcome

Arm I (Pelvic Radiation Therapy)

Patients undergo conventional or intensity-modulated pelvic radiation therapy once daily, 5 days a week, for 5-6 weeks (total of 25-28 fractions) in the absence of disease progression or unacceptable toxicity. Patients with stage II disease or stage I disease with a confirmed diagnosis of clear cell and/or papillary serous histology may also undergo 1 or 2 intravaginal (i.e., vaginal cuff) brachytherapy boost treatments. 3-Dimensional Conformal Radiation Therapy: Undergo pelvic radiation therapy Intensity-Modulated Radiation Therapy: Undergo pelvic radiation therapy Internal Radiation Therapy: Undergo vaginal cuff brachytherapy Laboratory Biomarker Analysis: Correlative studies Quality-of-Life Assessment: Ancillary studies Questionnaire Administration: Ancillary studies

Arm II (Brachytherapy, Paclitaxel, Carboplatin)

Patients undergo vaginal cuff brachytherapy comprising 3-5 high-dose rate brachytherapy treatments over approximately 2 weeks or 1 or 2 low-dose rate brachytherapy treatments over 1-2 days. Beginning within 3 weeks after initiating brachytherapy, patients receive paclitaxel IV over 3 hours and carboplatin IV over 30-60 minutes on day 1. Chemotherapy repeats every 21 days for up to 3 courses in the absence of disease progression or unacceptable toxicity. Carboplatin: Given IV Internal Radiation Therapy: Undergo vaginal cuff brachytherapy Laboratory Biomarker Analysis: Correlative studies Paclitaxel: Given IV Quality-of-Life Assessment: Ancillary studies Questionnaire Administration: Ancillary studies

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

Analysis denominator · Participants

GroupSource count
Arm I (Pelvic Radiation Therapy)263
Arm II (Brachytherapy, Paclitaxel, Carboplatin)277

Reported measurements

Baseline
Values in units on a scale · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Arm I (Pelvic Radiation Therapy)14.60.2Not reportedNot reportedNot reported
Arm II (Brachytherapy, Paclitaxel, Carboplatin)14.70.1Not reportedNot reportedNot reported
4 Weeks
Values in units on a scale · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Arm I (Pelvic Radiation Therapy)14.60.1Not reportedNot reportedNot reported
Arm II (Brachytherapy, Paclitaxel, Carboplatin)13.00.2Not reportedNot reportedNot reported
10-11 Weeks
Values in units on a scale · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Arm I (Pelvic Radiation Therapy)14.20.1Not reportedNot reportedNot reported
Arm II (Brachytherapy, Paclitaxel, Carboplatin)12.00.2Not reportedNot reportedNot reported
8 Months
Values in units on a scale · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Arm I (Pelvic Radiation Therapy)14.00.2Not reportedNot reportedNot reported
Arm II (Brachytherapy, Paclitaxel, Carboplatin)12.70.2Not reportedNot reportedNot reported
14 Months
Values in units on a scale · Interval/dispersion: Standard Error
GroupValueSpreadLowerUpperComment
Arm I (Pelvic Radiation Therapy)13.50.2Not reportedNot reportedNot reported
Arm II (Brachytherapy, Paclitaxel, Carboplatin)12.80.2Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        0.2
        value
        14.6
      2. group Id
        OG001
        spread
        0.1
        value
        14.7
    title
    Baseline
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        0.1
        value
        14.6
      2. group Id
        OG001
        spread
        0.2
        value
        13.0
    title
    4 Weeks
  3. categories
    1. measurements
      1. group Id
        OG000
        spread
        0.1
        value
        14.2
      2. group Id
        OG001
        spread
        0.2
        value
        12.0
    title
    10-11 Weeks
  4. categories
    1. measurements
      1. group Id
        OG000
        spread
        0.2
        value
        14.0
      2. group Id
        OG001
        spread
        0.2
        value
        12.7
    title
    8 Months
  5. categories
    1. measurements
      1. group Id
        OG000
        spread
        0.2
        value
        13.5
      2. group Id
        OG001
        spread
        0.2
        value
        12.8
    title
    14 Months
denoms
  1. counts
    1. group Id
      OG000
      value
      263
    2. group Id
      OG001
      value
      277
    units
    Participants
description
Patient reported neurotoxicity symptoms as measured with the Functional Assessment of Cancer Therapy/Gynecologic Oncology Group - neurotoxicity subscale (short version) (FACT/GOG-Ntx subscale). The FACT/GOG-Ntx subscale contains 4 items. Each item was scored using a 5-point scale (0=not at all; 1=a little bit; 2=somewhat; 3=quite a bit; 4=very much). For the negative items, reversal was performed prior to score calculation. According to the FACIT measurement system, the Ntx score was the summation of the individual item scores if more than 50% of subscale items were answered. When unanswered items existed, a subscale score was prorated by multiplying the mean of the answered item scores by the number of items in the scale. The Ntx score ranges 0-16 with a large score suggesting less neurotoxicity.
dispersion Type
Standard Error
groups
  1. description
    Patients undergo conventional or intensity-modulated pelvic radiation therapy once daily, 5 days a week, for 5-6 weeks (total of 25-28 fractions) in the absence of disease progression or unacceptable toxicity. Patients with stage II disease or stage I disease with a confirmed diagnosis of clear cell and/or papillary serous histology may also undergo 1 or 2 intravaginal (i.e., vaginal cuff) brachytherapy boost treatments. 3-Dimensional Conformal Radiation Therapy: Undergo pelvic radiation therapy Intensity-Modulated Radiation Therapy: Undergo pelvic radiation therapy Internal Radiation Therapy: Undergo vaginal cuff brachytherapy Laboratory Biomarker Analysis: Correlative studies Quality-of-Life Assessment: Ancillary studies Questionnaire Administration: Ancillary studies
    id
    OG000
    title
    Arm I (Pelvic Radiation Therapy)
  2. description
    Patients undergo vaginal cuff brachytherapy comprising 3-5 high-dose rate brachytherapy treatments over approximately 2 weeks or 1 or 2 low-dose rate brachytherapy treatments over 1-2 days. Beginning within 3 weeks after initiating brachytherapy, patients receive paclitaxel IV over 3 hours and carboplatin IV over 30-60 minutes on day 1. Chemotherapy repeats every 21 days for up to 3 courses in the absence of disease progression or unacceptable toxicity. Carboplatin: Given IV Internal Radiation Therapy: Undergo vaginal cuff brachytherapy Laboratory Biomarker Analysis: Correlative studies Paclitaxel: Given IV Quality-of-Life Assessment: Ancillary studies Questionnaire Administration: Ancillary studies
    id
    OG001
    title
    Arm II (Brachytherapy, Paclitaxel, Carboplatin)
param Type
LEAST_SQUARES_MEAN
population Description
Provided baseline and ≥ follow-up assessments
reporting Status
POSTED
time Frame
Prior to study treatment (baseline), 4 weeks post the starting of study treatment, 10-11 weeks post the starting of study treatment, 8 months post the starting of study treatment, 14 months post the starting of study treatment.
title
Patient-reported Neurotoxicity
type
SECONDARY
unit Of Measure
units on a scale

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Preserved source evidence · Not medical advice