Robotic gastrectomy with transvaginal specimen extraction for female gastric cancer patients

Table 1 Basic information of robotic transvaginal specimen extraction patients

	Case 1	Case 2	Case 3	Case 4	Case 5	Case 6	Case 7	Case 8	Mean
Age/yr	42	54	49	59	65	69	54	50	55.3
BMI	23.25	23.1	20.8	25.7	26	21.6	22.2	23.25	23.2
Approach	RTG	RTG	RDG	RDG	RDG	RDG	RDG	RDG
Reconstruction	Roux-en-Y	Roux-en-Y	Billroth II	Billroth II	Billroth II	Billroth II	Billroth II	Billroth II
Number of retrieved LNs	16/17	0/22	0/27	0/24	0/27	0/25	0/22	0/25	2/23.6
WHO classification	PD	PD	PD	PD	PD	PD	PD	PD
Lauren classification	Less curvature Antrum	Less curvature Antrum	Less curvature Body	Less curvature Body	Less curvature Body	Less curvature Body	Less curvature Body	Less curvature Body
Histopathology	adenoma	adenoma	adenoma	adenoma	adenoma	adenoma	adenoma	adenoma
History	Null	Null	Hemorrhoids 4 yr ago	Appendectomy 10 yr ago	Null	Null	Null	Caesarean section 22 yr ago
Postoperative stay/d	5	4	3	3	3	4	3	4	3.6
Stage
TNM	T4bN3M0	T1N0M0	T1N0M0	T4bN0M0	T1N0M0	T1N0M0	T1N0M0	T1N0M0
Gross type	IIIC	IA	IA	IIIB	IA	IA	IA	IA
During Operation
Blood loss/mL	50	50	100	100	50	50	50	50	62.5
Blood transfusion/mL	0	0	0	0	0	0	0	0	0
Urine/mL	600	400	500	300	300	400	300	450	406.3
Operation time/min	225	215	298	200	230	200	185	235	224
Time to first flatus/h	30	32	27	33	36	35	28	33	31.8

PD: Poorly differentiated; RTG: Robotic total gastrectomy; RDG: Robotic distal gastrectomy.

Table 2 Clinical features of robotic transvaginal specimen extraction patients

	Adverse event			Pain/ VAS			activity/ step			Sleep/h
	Anastomotic leakage	30 d re-admission	SSI or LI	POD 1	POD 2	POD 3	POD 1	POD 2	POD 3	POD 1	POD 2	POD 3
TVSE-RTG	0/2	0/2	0/2	2	1	1	55	342	1100	7	6	6.5
TVSE-RDG	0/6	0/6	0/6	2.8	1.7	1	62	336	1078	7.1	6.8	7.9

SSI: Surgical site infection; LI: Lung infection; TVSE: Transvaginal specimen extraction.

Table 3 SpO₂ fluctuation during the perioperative course

	SpO2/%			HR/min			Hand grip strength/(left/right) kg
	Pre-	POD 1	POD 3	Pre-	POD 1	POD 3	Admission	Discharge
TVSE-RTG	100	98.5	99	60	62	60	25.6/25	27.8/26.3
TVSE-RDG	100	98.3	99.3	66.2	77.5	72.5	23.3/21.7	25.6/24.5

Pre-: Pre-operation; POD: Postoperative day; TVSE: Transvaginal specimen extraction; RTG: Robotic total gastrectomy; RDG: Robotic distal gastrectomy.

Table 4 Laboratory features of robotic transvaginal specimen extraction patients

	CRP (mg/L)			HB (g/L)			ALB (g/L)			PAB (g/L)			TFN (g/L)
	Pre-	POD 1	POD 3	Pre-	POD 1	POD 3	Pre-	POD 1	POD 3	Pre-	POD 1	POD 3	Pre-	POD 1	POD 3
TVSE-RTG	0.4	1.8	32.2	132	131	123	41.6	34.8	28.4	321	227	200	2.7	2.6	2.2
TVSE-RDG	0.5	19.4	35	133	124	116.3	41.4	33.5	29.6	273.7	236.8	205.8	2.8	2.5	2.3

POD: Postoperative day; CRP: C-reactive protein; HB: Haemoglobin; ALB: Albumin; PAB: Prealbumin; TFN: Transferrin; HR: Heart rate; TVSE: Transvaginal specimen extraction; RTG: Robotic total gastrectomy; RDG: Robotic distal gastrectomy.