Authors' reply: Meta-analysis of oral antibiotics, in combination with preoperative intravenous antibiotics and mechanical bowel preparation the day before surgery, compared with intravenous antibiotics and mechanical bowel preparation alone to reduce surgical-site infections in elective colorectal surgery (BJS Open 2018; 2: 185-194)

作者回复：一项荟萃分析比较了术前静脉注射抗生素联合术前一天进行机械性肠道准备与单独使用静脉注射抗生素和机械性肠道准备在降低择期结直肠手术中手术部位感染方面的效果（BJS Open 2018; 2: 185-194）。