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NCT04200443 · OUTCOME

Progression-free Survival (PFS)

Cabozantinib and Temozolomide for the Treatment of Unresectable or Metastatic Leiomyosarcoma or Other Soft Tissue Sarcoma · Source last updated 2026-05-01

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
After the first 12 weeks of therapy

What was measured

Progression will be evaluated in this study using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1). Per RECIST v1.1 criteria, for target lesions, progression is defined as at least a 20% increase in the sum of the longest diameter or the appearance of one or more new lesions; For non-target lesions, progression is defined as the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions. PFS will be the time from the start of treatment to the time of progression, unequivocal clinical deterioration, or death from any cause. The proportion of patients who had a PFS event was calculated.

Groups in this outcome

Cohort 1 - Patients With Unresectable or Metastatic Uterine and Non-uterine Leiomyosarcoma

Patients received oral cabozantinib 40 mg (as a starting dose) once per day and temozolomide 150 mg/m² on days 1-5 of a 28-day cycle for cycle one. Starting from cycle two, temozolomide was escalated to 200 mg/m² on days 1-5 of each cycle, if the absolute neutrophil count was more than 1·5 × 10⁹/L and platelet count was more than 100·0 × 10⁹/L. Treatment was continued until disease progression or unacceptable drug-related toxicity.

Cohort 2 - Patients With Other Soft Tissue Sarcomas

Patients with gastrointestinal stromal tumour, dermatofibrosarcoma, alveolar soft part sarcoma, kaposi sarcoma, mixed mesodermal tumour or carcinosarcoma, alveolar and embryonal rhabdomyosarcoma, and low grade sarcomas were not included. Patients received oral cabozantinib 40 mg (as a starting dose) once per day and temozolomide 150 mg/m² on days 1-5 of a 28-day cycle for cycle one. Starting from cycle two, temozolomide was escalated to 200 mg/m² on days 1-5 of each cycle, if the absolute neutrophil count was more than 1·5 × 10⁹/L and platelet count was more than 100·0 × 10⁹/L. Treatment was continued until disease progression or unacceptable drug-related toxicity.

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

Analysis denominator · Participants

GroupSource count
Cohort 1 - Patients With Unresectable or Metastatic Uterine and Non-uterine Leiomyosarcoma42
Cohort 2 - Patients With Other Soft Tissue Sarcomas30

Reported measurements

Source class 1
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Cohort 1 - Patients With Unresectable or Metastatic Uterine and Non-uterine Leiomyosarcoma33Not reportedNot reportedNot reportedNot reported
Cohort 2 - Patients With Other Soft Tissue Sarcomas29Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        33
      2. group Id
        OG001
        value
        29
denoms
  1. counts
    1. group Id
      OG000
      value
      42
    2. group Id
      OG001
      value
      30
    units
    Participants
description
Progression will be evaluated in this study using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1). Per RECIST v1.1 criteria, for target lesions, progression is defined as at least a 20% increase in the sum of the longest diameter or the appearance of one or more new lesions; For non-target lesions, progression is defined as the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions. PFS will be the time from the start of treatment to the time of progression, unequivocal clinical deterioration, or death from any cause. The proportion of patients who had a PFS event was calculated.
groups
  1. description
    Patients received oral cabozantinib 40 mg (as a starting dose) once per day and temozolomide 150 mg/m² on days 1-5 of a 28-day cycle for cycle one. Starting from cycle two, temozolomide was escalated to 200 mg/m² on days 1-5 of each cycle, if the absolute neutrophil count was more than 1·5 × 10⁹/L and platelet count was more than 100·0 × 10⁹/L. Treatment was continued until disease progression or unacceptable drug-related toxicity.
    id
    OG000
    title
    Cohort 1 - Patients With Unresectable or Metastatic Uterine and Non-uterine Leiomyosarcoma
  2. description
    Patients with gastrointestinal stromal tumour, dermatofibrosarcoma, alveolar soft part sarcoma, kaposi sarcoma, mixed mesodermal tumour or carcinosarcoma, alveolar and embryonal rhabdomyosarcoma, and low grade sarcomas were not included. Patients received oral cabozantinib 40 mg (as a starting dose) once per day and temozolomide 150 mg/m² on days 1-5 of a 28-day cycle for cycle one. Starting from cycle two, temozolomide was escalated to 200 mg/m² on days 1-5 of each cycle, if the absolute neutrophil count was more than 1·5 × 10⁹/L and platelet count was more than 100·0 × 10⁹/L. Treatment was continued until disease progression or unacceptable drug-related toxicity.
    id
    OG001
    title
    Cohort 2 - Patients With Other Soft Tissue Sarcomas
param Type
COUNT_OF_PARTICIPANTS
reporting Status
POSTED
time Frame
After the first 12 weeks of therapy
title
Progression-free Survival (PFS)
type
PRIMARY
unit Of Measure
Participants

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice