Outcomes in different treatment groups according to BRCA1 expression levels.

BRCA1, breast cancer susceptibility gene 1; Cis, cisplatin; 5-Fu, 5-fluorouracil; Doc, docetaxel; CR, complete response; PR, partial response; SD, stable disease; PD, progress disease; RR, response rate; OS, overall survival; CI, confidence interval; ECOG, Eastern Cooperative Oncology Group; PS, performance status;