Papers by Yan Guo

Hormone therapy linked to lower breast cancer mortality

Compared with never-users, hormone therapy ever-users had adjusted hazard ratios, which compare event rates over time, of 0.72 for breast cancer death and 1.17 for…Compared with never-users, hormone therapy ever-users had adjusted hazard ratios, which compare event rates over time, of 0.72 for breast cancer death and 1.17 for diagnosis.