Relationship between body mass index and short-term postoperative prognosis in patients undergoing colorectal cancer surgery

Figure 1  Literature selection flow chart.

Figure 2  Comparison of total complication rates after surgery in patients with colorectal rectal cancer (Obese VS Non-obese).

Figure 3  Comparison of the incidence of anastomotic leak after surgery in patients with colorectal rectal cancer (Obese VS Non-obese).

Figure 4  Comparison of surgical site infection incidence in patients with colorectal rectal cancer after surgery (Obese VS Non-obese).

Figure 5  Comparison of the incidence of reoperation after operation in patients with colorectal rectal cancer (Obese VS Non-obese).

Figure 6  Comparison of mortality rates after surgery in patients with colorectal rectal cancer (Obese VS Non-obese).

Figure 7 Meta-regression analysis of indicators of postoperative complication rate: Publication year (P = 0. 69), sample size (P = 0.10), and patient age factors (P = 0.40).

Figure 8  Sensitivity analysis of postoperative complication incidence index.

Figure 9  Trim-filled funnel plot of complication incidence after surgery.