Patient #	Grade*	Description
1	II	Urinary infection treated with antibiotics
4	II	Postoperative transfusion
5	III a	Wound dehiscence and infection intervened under local anesthesia
6	II	Postoperative ileum and transfusion
7	II	Pneumonia needing antibiotics
9	IV a	Pulmonary thromboembolism needing ICU admission
13	IV a	Renal insufficiency needing ICU admission and dialysis
15	II	Metabolic acidosis and use of total parenteral nutrition
18	II	Surgical wound infection needing antibiotics
20	II	Cardiac insufficiency treated with diuretics and cardiotropic agents
22	II	Postoperative transfusion
24	I	Postoperative ileus treated with nasogastric tube
29	II	Venous thrombosis needing anticoagulation
31	IV a	Cardiac insufficiency needing ICU admission
34	V	Death due to liver insufficiency in chronic cirrhosis
35	II	Intraoperative and postoperative transfusion
36	II	Postoperative transfusion
38	I	Scrotal hematoma treated conservatively

¹# numbered as registered in the CRF;

^*According to Clavien-Dindo classification; ICU intensive care unit