研究单位:[1]Cancer Institute and Hospital, Chinese Academy of Medical Sciences[2]Jiangsu Cancer Institute & Hospital[3]The Affiliated Hospital of Qingdao University[4]Shanxi Province Cancer Hospital[5]Affiliated Hospital of Hebei University[6]Shandong Cancer Hospital and Institute[7]The First Affiliated Hospital of Zhengzhou University[8]Hebei Medical University Fourth Hospital河北医科大学第四医院[9]First Hospital of China Medical University[10]Beijing Hospital
研究目的:
This is a multi-center, retrospective, real-world study. The purpose of this study is to observe the effectiveness and safety of regorafenib in Chinese advanced colorectal cancer patients.
The main observational goals include overall survival(OS), 6 month OS rate, 1 year OS rate, and treatment time failure (TTF), other study goals include objective response rate( ORR)、Disease control rate(DCR)and adverse event(AE) of regorafenib.