Multicenter retrospective study for identification of risk factors of ipsilateral breast tumor recurrence in breast cancer patients treated with breast conserving therapy after neoadjuvant chemotherapy
Not Applicable
- Conditions
- breast cancer
- Registration Number
- JPRN-UMIN000002655
- Lead Sponsor
- Study Group for Development of Optimal Local Therapy for Breast Cancer based on the Risk of Recurrence
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- Female
- Target Recruitment
- 300
Inclusion Criteria
Not provided
Exclusion Criteria
1. inflammatory breast cancer 2. non-invasive breast cancer 3. male breast cancer 4. patients with distant metastasis at diagnosis except for metastasis of supraclavicular lymph node or parasternal lymph node 5. patients treated with trastuzumab prior to surgery 6. patients treated with radiotherapy prior to surgery 7. patients treated with endocrine therapy 8. patients who received excisional biopsy prior to neoadjuvant chemotherapy
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method