Cytokines as Early Markers of Colorectal Anastomotic Leakage: A Systematic Review and Meta-Analysis

Figure 4

Forest plot with 95% confidence interval (CI) of the mean difference of peritoneal levels of IL-6 (ng/mL) between colorectal anastomotic leakage (CAL) patients and non-CAL patients per postoperative days (POD) 1 (a), 2 (b), 3 (c), 4 (d), and 5 (e).

(a)

(b)

(c)

(d)

(e)