Liver Cirrhosis/Severe Fibrosis Is a Risk Factor for Anastomotic Leakage after Colorectal Surgery

Table 1

Patients’ characteristics.

Risk factor	Liver cirrhosis/severe fibrosis (total )	No liver cirrhosis/severe fibrosis (total )	value
Mean age (SD)	65.5 (11.6)	65.0 (14.4)	0.943
Male gender	17 (71%)	892 (48%)	0.039
Median ASA score (range)	3 (2–4)	2 (1–5)	0.002
Cardiac comorbidities	19 (79%)	818 (44%)	0.008
Vascular comorbidities	3 (13%)	176 (10%)	0.737
Diabetes	6 (25%)	157 (8%)	0.022
Pulmonary comorbidities	9 (38%)	224 (12%)	0.003
Tobacco abuse	7 (29%)	269 (15%)	0.094
Obesity	18 (75%)	948 (51%)	0.086
Dementia	3 (13%)	20 (1%)	0.004
Immunosuppressive drugs	1 (4%)	83 (4%)	1.000
Nonsteroidal anti-inflammatory drugs	4 (17%)	248 (13%)	0.770
Presence of cancer	11 (46%)	537 (29%)	0.131
Presence of peritonitis	4 (17%)	173 (9%)	0.294
Large bowel obstruction	1 (4%)	103 (6%)	1.000

SD: standard deviation; ASA: American Society of Anesthesiologists.