posted on 2021-11-20, 04:26authored byHanwei Tang, Kai Chen, Jianfeng Hou, Xiaohong Huang, Sheng Liu, Shengshou Hu
Additional file 3. A, Preoperative characteristics varied widely between no beta-blockers group and beta-blockers group. B, After matching, there were no significant differences between the matched cohorts (no beta-blockers group vs beta-blockers group).