Additional Prognostic Value of Tumor Grade Beyond the 21-gene Recurrence Score
Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age20+
SponsorGangnam Severance Hospital
To evaluated the prognostic significance of tumor grade in patients with node-negative, hormone receptor-positive, and human epidermal growth factor receptor 2-negative breast cancers treated according to RS-guided strategies.
Patients with hormone receptor-positive, HER2-negative early-stage breast cancer
Patients treated between January 2011 and December 2023
Patients with available clinicopathologic data and 21-gene Oncotype DX assay results confirmed through electronic medical records
Patients with breast cancer under the age of 20
Patients diagnosed with stage IV breast cancer
Patients for whom clinicopathologic data cannot be retrieved from electronic medical records