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Predicting the survival benefit of postoperative radiotherapy in women with breast cancer in T1-2N1: a population-based study

Predicting the survival benefit of postoperative radiotherapy

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200058448
Enrollment
Unknown
Registered
2022-04-09
Start date
2022-05-01
Completion date
Unknown
Last updated
2024-01-08

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

Conditions

Breast cancer

Interventions

None listed

Sponsors

Affiliated Hospital of North Sichuan Medical College
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Female, unilateral; 2. Stage T1-2N1M0; 3. Primary breast tumor with pathological diagnosis of invasive carcinoma; 4. Radical breast surgery (including modified radical surgery, radical surgery, and extended radical surgery); 5. Definite PMRT status, definite her-2 status.

Exclusion criteria

Exclusion criteria: 1. Preoperative or intraoperative radiotherapy, PMRT with preoperative radiotherapy; 2. Neoadjuvant therapy; 3. Insufficient clinicopathological information required.

Design outcomes

Primary

MeasureTime frame
Breast cancer-specific survival;—

Secondary

MeasureTime frame
Overal survival;—

Countries

China

Contacts

Public ContactGao Yanchun

Affiliated Hospital of North Sichuan Medical College

boyang11111@163.com+86 15983739868

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026