Short-term outcomes of robotic- versus laparoscopic-assisted Total Gastrectomy for advanced gastric Cancer: a propensity score matching study

Table 1 Clinicopathological characteristics

Variables	All Patients			Patients after PSM
Variables	RATG(n = 126)	LATG(n = 257)	p	RATG(n = 126)	LATG(n = 126)	p
Age, year (mean ± SD)	60.33 ± 8.94	58.26 ± 10.41	0.051	60.33 ± 8.94	60.78 ± 9.05	0.690
Sex (male/female)	105/21	197/60	0.133	105/21	100/26	0.419
Height, cm (mean ± SD)	163.52 ± 6.58	162.74 ± 7.25	0.304	163.52 ± 6.58	162.79 ± 7.91	0.422
Weight, Kg (mean ± SD)	59.21 ± 8.37	59.63 ± 9.46	0.667	59.21 ± 8.37	58.84 ± 9.70	0.745
BMI, Kg/m²(mean ± SD)	22.10 ± 2.48	22.46 ± 2.93	0.200	22.10 ± 2.48	22.13 ± 2.84	0.929
ASA (I/II/III)	87/36/3	185/68/4	0.529	87/36/3	94/30/2	0.320
Tumor size, cm (mean ± SD)	4.62 ± 2.22	4.55 ± 2.28	0.759	4.62 ± 2.22	4.40 ± 2.35	0.446
Tumor location			0.398			0.661
Siewert type II	28	61		28	28
Siewert type III	30	69		30	33
Body	68	127		68	65
Borrmann type			0.076			0.785
I/II/III/IV	3/11/100/12	11/27/207/12		3/11/100/12	2/10/106/8
Depth of infiltration (T)			0.023			0.796
T2	7	36		7	9
T3	2	3		2	1
T4a	117	218		117	116
Nodal status (N)			0.483			0.841
N0	29	64		29	30
N1	29	45		29	25
N2	27	43		27	25
N3a	21	61		21	29
N3b	20	44		20	17
TNM stage			0.814			0.803
IB	3	23		3	3
IIA	6	7		6	0
IIB	24	44		24	27
IIIA	52	81		52	45
IIIB	21	58		21	31
IIIC	20	44		20	10
Differentiation			0.006			0.534
G1/G2/G3	0/28/98	1/92/164		0/28/98	0/24/102
Comorbidities (0/1/2/3)	91/23/6/6	174/52/25/6	0.385	91/23/6/6	91/22/11/2	0.983
Abdominal surgery history (Y/N)	5/121	26/231	0.038	5/121	13/113	0.050

RATG Robotic-assisted total gastrectomy, LATG Laparoscopic-assisted total gastrectomy, PSM Propensity Score Matching, SD Standard Deviation, BMI body mass index, ASA American Society of Anesthesiologists, TNM tumor-node-metastasis, G1/G2/G3 High/Middle/Low or Mucus differentiation, Comorbidities (0/1/2/3) no/one/two/three comorbidities, Y Yes, N No.

ISSN: 1471-2407