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Effect of estrogen receptor expression on endocrine therapy in breast cancer patients

Effect of estrogen receptor expression on endocrine therapy in breast cancer patients

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600127732
Enrollment
Unknown
Registered
2026-07-06
Start date
2026-07-31
Completion date
Unknown
Last updated
2026-07-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

breast cancer

Interventions

Observation group:None

Sponsors

Affiliated Cancer Hospital of Guangxi Medical University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1.Female patients aged 18-70 years old; 2.General situation: ECOG 0-2; 3.According to ACJJ breast cancer staging, patients with breast cancer whose TNM staging is stage I-III at the first diagnosis; 4.The case data is complete, and the patient completed the treatment according to the standard protocol;

Exclusion criteria

Exclusion criteria: 1.Inflammatory breast cancer; 2.Metastatic breast cancer; 3.Previous ipsilateral breast cancer history; 4.Previous breast radiotherapy or systemic treatment for breast cancer; 5.Pregnant or lactating women; 6.The patient has other malignant tumors besides breast cancer;

Design outcomes

Primary

MeasureTime frame
Overall survival rate;

Secondary

MeasureTime frame
Disease-free survival rate;The incidence of drug-related adverse reactions;

Countries

China

Contacts

Public ContactHuawei Yang

Affiliated Cancer Hospital of Guangxi Medical University

Lordyhw@163.com+86 771 530 8635

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jul 23, 2026