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Active, not recruiting

NCT Number: NCT07804745

Fertility Decision and Outcomes in Young Women With Breast Cancer

This observational study is to learn about the fertility outcomes and decision after breast cancer diagnosis, and the current status of fertility consultation and decision support in young women diagnosed with breast cancer in China.

Active, not recruiting

This study is active but is not currently recruiting participants.

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Key information

Conditions

Breast Cancer - Female Breast Diseases Breast Neoplasms Fertility Neoplasms Neoplasms by Site Skin Diseases Skin and Connective Tissue Diseases

Age range

18 year–40 year

Sex eligibility

Female

Study type

Observational

Primary location

Jilin Cancer Hospital, Changchun, Jilin, China

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Who can participate

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Female breast cancer patients, aged 18-40 years at diagnosis.
  • Treated at the three participating hospitals between 1 January 2013 and 31 December 2023.
  • Complete clinical documentation available in the electronic medical record system.
  • Had no child before cancer diagnosis.

Exclusion criteria

  • Prior reproductive compromise (surgical or diagnostic infertility or pre-existing infertility factors) before cancer diagnosis.
  • Presented with de novo stage IV (metastatic) disease.
  • Had a history of other malignancies.
  • Patients who refuse to participate or cannot be contacted for follow-up.

Treatment and study plan

No intervention (observational study)

Other

This is an observational study. Our study is based on the real-world conditions. We don't have any intervention.

Primary outcomes

  1. Childbearing after breast cancer diagnosis

    Time frame: Up to 2026

    We followed up with patients who had not given birth before their cancer diagnosis, to establish whether they had given birth by the end of follow-up.

Secondary outcomes

  1. Fertility preservation measures uptake

    Time frame: up to 2026

    We will calculate the proportion of patients who underwent fertility preservation procedures in cases vs. controls.

  2. Multidisciplinary collaboration involvement

    Time frame: up to 2026

    We will calculate the proportion of patients with multidisciplinary team discussion or referral involving reproductive medicine, gynecology, or fertility specialists.

Sponsors and collaborators

Lead sponsor

Second Affiliated Hospital, Zhejiang University, School of Medicine

Other

Collaborators

  • First People's Hospital of Hangzhou
  • Jilin Provincial Tumor Hospital

Registry information

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Sep 4, 2026
Registry last updated
Sep 4, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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