Univariate analysis revealed that serum albumin, tumor size > 30mm, hepatectomy of 1 segment or more, 2 segments or more, resection containing S8 area, open hepatectomy, intrahepatic diaphragm incision, operation time ≥ 360 min, and intraoperative blood loss ≥ 500mL were associated with sPOPE (Table 2). Here, ALB is linked to neoplasm.