Table 3. Frequencies and description of post-operative early and late complications according to Dindo classification.

Complications				Values
Highest early complication (grade 3<)				36/129 (27.9)
	Grade 3			31 (24.0)
		Grade 3a (invasive procedure without general anesthesia, such as endoscopic, interventional procedure)		12
			Percutaneous nephrostomy	8
			Drainage of abdominal abscess	5
			Catheter embolization	1
			Wound dehiscence not requiring GA	1
		Grade 3b (operation under general anesthesia)		19
			Leakage of intestinal anastomosis/bowel perforation	10
			Complications of urinary reconstruction (leak/fistula/ischemia)	5
			Peritonitis	4
			Abdominal bleeding/haemoperitoneum	2
	Grade 4 (organ system failure, ICU)			2 (1.6)
			Renal failure	1
			Sepsis/acute ischemia of lower extremity/ICU	1
	Grade 5 (death)			3 (2.3)
Highest late complication (grade 3<)				30/126 (23.8)
	Grade 3			28 (22.2)
		Grade 3a		16
			Percutaneous nephrostomy	12
			Drainage of abdominal abscess	5
		Grade 3b		12
			Bowel fistula/occlusion/stenosis	8
			Complications of urinary reconstruction (leack/fistula/ischemia)	1
			Peritonitis	3
	Grade 5 (death)			2 (1.6)

Values are presented as number of patients (%) or frequency.

GA, general anaesthesia; ICU, intensive case unit.