Mini-invasive vs open resection of colorectal cancer and liver metastases: A meta-analysis

Figure 2 Forest plots of the meta-analysis for intraoperative outcomes. A: The operative time was compared between the minimally invasive surgery (MIS) and open surgery (OS) groups; B: Intraoperative estimated blood loss was compared between the MIS and OS groups; C: Number of intraoperative blood transfusions was compared between the MIS and OS groups; D: Time to bowel functional recovery was compared between the MIS and OS groups; E: Time to start diet was compared between the MIS and OS groups; F: Length of postoperative hospital stay was compared between the MIS and OS groups. MIS: Minimally invasive surgery; OS: Open surgery; CI: Confidence interval; SD: Standard deviation.