NCIC Clinical Trials Group Abstracts to be Presented at the 35th Annual San Antonio Breast Cancer Symposium Henry B. Gonzalez Convention Center, San Antonio, Texas December 4-8, 2012 WEDNESDAY, December 5th Poster Session 1 – Exhibit Halls A-B - 5:00 pm to 7:00 pm Prognostic and Predictive Factors: Biomarkers – Methods MA.14 – J-A W Chapman (P1-07-13) Prognostic relevance of statistically standardized estrogen receptor (ER), progesterone receptor (PR), and human epidermal growth factor receptor 2 (HER2) in tamoxifen(TAM)-treated NCIC CTG MA.14 patients Treatment: Chemotherapy – Adjuvant MA.21 – MJ Burnell (P1-13-01) A randomized trial of CEF versus dose dense EC followed by paclitaxel versus AC followed by paclitaxel in women with node positive or high risk node negative breast cancer, NCIC CTG MA.21: Results of the final relapse free survival analysis THURSDAY, December 6th Poster Session 2 – Exhibit Halls A-B - 7:00 am to 9:00 am Treatment: Endocrine Therapy – Adjuvant MA.27 – MJ Higgins (P2-13-02) Effect of aspirin (ASP) or celecoxib (CC) use on outcomes in postmenopausal breast cancer patients randomized to adjuvant exemestane or anastrozole: NCIC CTG MA.27