Study of Early Stage Endometrial Cancer Based on Molecular Classification and Traditional Risk Stratification to Guide Adjuvant Radiotherapy Decisions

Trial statusNot yet recruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexFemale
Age18-75
SponsorPeking Union Medical College Hospital

About this trial

The purpose of this study is to compare the efficacy and toxicity of early stage endometrial cancer based on molecular classification and conventional risk stratification adjuvant therapy decision-making, and to provide high-quality evidence-based medical evidence for individualized adjuvant therapy selection under the guidance of fine stratification system of endometrial cancer.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Women aged 18-75.

Patients with newly histologically confirmed Endometrioid adenocarcinoma.

ECOG score 0-2

Surgery consisting of a total hysterectomy and bilateral salpingo-oophorectomy, pelvic lymphadenectomy or sentinel lymph node biopsy, with or without para-aortic lymphadenectomy, oophorectomy

Disqualifiers

Not FIGO stage I-II.

Residual tumor or positive margin.

Mixed carcinoma, sarcoma or carcinosarcoma

Previous history of malignant tumor

Trial design

Design model

Parallel

Treatments tested in this trial

  • Vaginal brachytherapy

    Radiation

    High-dose rate vaginal brachytherapy (VBT) was delivered with a vaginal cylinder.For VBT administered alone, the dose is recommended: 3 fractions of 7 Gy or 5 fractions of 6 Gy or 6 fractions of 5 Gy. For VBT administered after completion of EBRT: 2-3 fractions of 4-6 Gy.

  • Pelvic external beam radiotherapy

    Radiation

    EBRT was delivered to the pelvic area using a total dose of 45-50.4Gy in 25-28 fractions over 5-6 weeks with the intensity-modulated radiotherapy (IMRT) technique, three-dimensional conformal radiotherapy (3D-CRT) modality

  • Observation

    Other intervention

    No radiotherapy is administrated, but active follow-up and quality of life questionnaires is needed after surgery.

  • Chemotherapy

    Drug

    Intravenous concurrent or sequential adjuvant chemotherapy consists of carboplatin/paclitaxel, cisplatin/doxorubicin or cisplatin/doxorubicin/paclitaxel, etc.

Treatment groups

624 Participants
are divided into 2 treatment groups
Group A: Molecular classification based treatmentExperimental treatment 4 interventions
Group B: Conventional risk stratification based treatmentActive comparator 3 interventions

Trial outcomes

Primary outcomes

1

Loco-regional recurrence (LRR)

Loco-regional recurrence (LRR) is defined as the first recurrence in the vagina or pelvic cavity during follow-up, which was confirmed by imaging examination or biopsy pathology.

Time frame
3-year

Secondary outcomes

1

Failure free survival(FFS)

FFS is defined as the time from randomization to recurrence,distant metastasis or death from any cause,whichever is first.

Time frame
3-year,5-year
2

Overall survical(OS)

Overall survival is calculated from randomization to death from any cause.

Time frame
3-year,5-year
3

Cumulative vaginal recurrence

Recurrence in the vaginal area during follow-up

Time frame
3-year,5-year
4

Cumulative pelvic recurrence

Recurrence in the pelvic area, including the vagina, during follow-up

Time frame
3-year,5-year

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

Click on the lead sponsor to view all of their trials.

Peking Union Medical College Hospital

Lead sponsor

The First Affiliated Hospital of Air Force Medicial University

Collaborator

The Second Affiliated Hospital of Dalian Medical University

Collaborator

Second Hospital of Jilin University

Collaborator

First Affiliated Hospital Xi'an Jiaotong University

Collaborator

The Affiliated Hospital of Inner Mongolia Medical University

Collaborator

Third Affiliated Hospital of Xinjiang Medical University

Collaborator

Peking University First Hospital

Collaborator

940 Hospital of the People's Liberation Army Joint Logistic Support Force

Collaborator

Xiangya Hospital of Central South University

Collaborator

Cancer Institute and Hospital, Chinese Academy of Medical Sciences

Collaborator

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