After stratification according to the number of positive lymph nodes (1-3, 4+), 1491 patients were randomized to receive either docetaxel 75 mg/ m2 administered 1-hour after doxorubicin 50 mg/ m2 and cyclophosphamide 500 mg/ m2 (TAC arm), or doxorubicin 50 mg/ m2 followed by fluorouracil 500 mg/ m2 and cyclosphosphamide 500 mg/ m2 (FAC arm).