Usefulness of colonic tattooing using indocyanine green in patients with colorectal tumors

Table 4 Perioperative results of tattooed and non-tattooed groups by surgical method

Method		TG (n = 88)	NTG (n = 195)	P value
LAR	Operation time (min)	157.58 ± 43.42	180.33 ± 58.65	< 0.01
(n = 160)	Δ Hb	0.86 ± 0.79	2.18 ± 1.23	< 0.01
	Δ Alb	0.41 ± 0.52	1.05 ± 0.41	< 0.01
	Hospital stay (d)	8.79 ± 2.33	10.26 ± 5.79	< 0.01
	Oral intake (d)	1.43 ± 0.79	2.85 ± 1.83	< 0.01
Lt hemicolectomy	Operation time (min)	206.3 ± 33.07	219.61 ± 60.67	0.45
(n = 28)	Δ Hb	0.35 ± 0.50	2.19 ± 1.14	< 0.01
	Δ Alb	0.40 ± 0.29	1.09 ± 0.40	< 0.01
	Hospital stay (d)	12.00 ± 5.85	11.28 ± 4.49	0.72
	Oral intake (d)	1.7 ± 0.82	2.5 ± 0.70	< 0.01
Rt hemicolectomy	Operation time (min)	186.00 ± 49.35	197.14 ± 54.89	0.37
(n = 95)	Δ Hb	0.73 ± 0.68	2.06 ± 1.08	< 0.01
	Δ Alb	0.51 ± 0.43	1.04 ± 0.38	< 0.01
	Hospital stay (d)	10.36 ± 3.92	10.71 ± 5.25	0.76
	Oral intake (d)	1.56 ± 0.96	2.74 ± 1.36	< 0.01

TG: Tattooed group; NTG: Non-tattooed group; Hb: Hemoglobin; Alb: Albumin; LAR: Laparoscopic anterior resection; Lt: Left; Rt: Right.