Fig. 4From: Safety of early pelvic drain removal in colorectal surgery based on drainage quantityChanges in median daily drainage quantity in 16 cases with drainage quantity greater than 150 mL/day on POD 3. The daily drainage quantity changed significantly up to POD 1. No significant differences were observed thereafter. POD, postoperative day. *P < 0.05, n.s., not significantBack to article page