Laboratory findings during the pre- and postoperative periods. (A) Serum aspartate aminotransferase levels; (B) Serum alanine aminotransferase levels; (C) Hemoglobin levels; (D). Platelet counts; (E). Total bilirubin levels; (F). Creatinine levels; (G). International normalized ratios; (H). Activated partial thromboplastin times. PREOP, pre-operative period; POSTOP, immediate postoperative period; POD1, postoperative day 1; POD3, postoperative day 3; POD5, postoperative day 5.