Fig. 2From: Evaluation of preoperative risk factors and postoperative indicators for anastomotic leak of minimally invasive McKeown esophagectomy: a single-center retrospective analysisDrain amylase concentration trend on postoperative days in AL and None AL group. The concentration of drain amylase between AL and None AL group show significant difference on POD 3(Z = -2.13, P = 0.03), POD 4(Z = -2.46, P = 0.01), POD 5(Z = -3.72, P < 0.001) POD 6(Z = -3.34, P < 0.001)Back to article page