Intracorporeal esophagojejunostomy using the double stapling technique after laparoscopic total gastrectomy: A retrospective case-series study

Table 1 Patient characteristics

Variables
Sex
Male	42 (72.4)
Female	16 (27.6)
Age (yr)	59.3 ± 9.7 (39-78)
BMI (kg/m2)	22.7 ± 2.6 (16.6-28.1)
ASA score
1	25 (43.1)
2	31 (53.4)
3	2 (3.4)

Data are expressed as mean ± SD (range) or n (%). BMI: Body mass index; ASA: American society of anesthesiologists.

Table 2 Operative and postoperative data

Variables
Operation time (min)	251.8 ± 57.0
Reconstruction time (min)	43.1 ± 2.8
Anvil insertion time (min)	4.2 ± 1.9
Intraoperative blood loss (mL)	204.6 ± 156.3
Open conversion	0
Postoperative complications	8 (13.8)
Dumping syndrome	4 (6.9)
Pulmonary complication	2 (3.4)
Anastomotic stricture	1 (1.7)
Pancreatitis	1 (1.7)
Oral intake (d)	4.9 ± 0.6
Hospital stay (d)	9.6 ± 2.0
Mean follow-up period (mo)	26.8 ± 10.8

Data are expressed as mean ± SD or n (%).

Table 3 Histopathologic data

Variables	n (%)
Tumor invasion depth
Mucosa (T1a)	19 (32.8)
Submucosa (T1b)	31 (53.4)
Muscle propria (T2)	4 (6.9)
Subserosa (T3)	1 (1.7)
Serosa exposed (T4)	3 (5.2)
Nodal metastasis
0 (N0)	52 (89.7)
1-2 (N1)	3 (5.2)
3-7 (N2)	2 (3.4)
> 8 (N3)	1 (1.7)
TNM1 stage
IA	46 (79.3)
IB	4 (6.9)
IIA	3 (5.2)
IIB	5 (8.6)
Total number of resected lymph nodes	55.1 ± 22.0
Proximal margin (cm)	2.7 ± 2.8

¹TNM staging was performed according to the AJCC/UICC 7^th edition. TNM: Tumor node metastasis.