Validation of the pathological prognostic staging system proposed in the revised eighth edition of the AJCC staging manual in different molecular subtypes of breast cancer

The authors investigated the clinical utility of the revised prognostic staging system proposed in the eighth edition of the American Joint Committee on Cancer (AJCC) staging manual in breast cancer (BC) patients. We retrospectively reviewed the data of 714 BC patients that received surgical treatment and standard adjuvant therapy from January 2005 to December 2007. All patients were restaged for anatomic TNM stage and pathological prognostic...