Table 3.

Patient characteristics of patients with anastomotic leaks.

	Procedure	Therapy	ASA	Neoadjuvant Therapy	Mean StO2 after 3 min	Mean NIR after 3 min	Other Risk Factors
Pat. 1	LH	DI	2	-	83	69	Nicotine abuse
Pat. 2	LH	PCD	3	-	87	76	Diabetes, cardiovascular disease
Pat. 3	H	PCD	2	CRT	85	41	Cardiovascular disease
Pat. 4	RR and DI	EVAC	2	-	88	57	-
Pat. 5	RR and DI	EVAC	2	-	87	68	Cardiovascular disease, BMI > 40 kg/m2
Pat. 6	RR and DI	EVAC	2	-	80	69	Cardiovascular disease, BMI > 40 kg/m2
Pat. 7	RR and DI	EVAC	2	CRT	89	63	-
Pat. 8	RR and DI	PCD	3	CRT	91	80	Nicotine abuse

StO₂—Tissue oxygenation; NIR—Near-infrared perfusion; LH—Left hemicolectomy; DI—Diverting ileostomy; PCD—Percutaneous drainage; EVAC—Endo-vacuum therapy; CRT—Chemoradiotherapy.