Esophagojejunostomy after laparoscopic total gastrectomy by OrVilTM or hemi-double stapling technique

Table 1 Clinicopathological characteristics

	OrVilTM	HDST	P value
Sex (M/F)	31/11	27/15	0.345
Age	58.4 ± 8.0	56.5 ± 7.9	0.28
BMI (kg/m2)	23.1 ± 2.5	22.5 ± 2.7	0.28
Resection margin (cm)	2.9 ± 0.7	2.8 ± 0.5	0.40
Length of surgical incision	3.9 ± 0.6	3.7 ± 0.7	0.38
Number of retrieved lymph nodes	24.4 ± 6.8	26.7 ± 5.5	0.09
TNM Stage			0.802
IA	4	7
IB	13	12
IIA	10	8
IIB	7	10
IIIA	5	3
IIIB	3	2
Tumor Site			0.165
Cardia and gastric fundus	31	25
Body of stomach	11	17

HDST: Hemi-double stapling technique; BMI: Body mass index; TNM: Tumor node metastasis.

Table 2 Comparison of surgery-related variables between the two groups

Variable	Group I(n = 42)	Group II(n = 42)	P value
Time of surgery (min)	287.8 ± 38.4	271.8 ± 46.1	0.09
Time of lymph node dissection and total gastrectomy (min)	147.7 ± 31.6	159.8 ± 33.8	0.09
Time of digestive tract reconstruction (min)	55.4 ± 15.7	47.8 ± 12.1	0.011a
Time of anvil insertion (min)	18.7 ± 7.5	12.6 ± 4.7	0.001a
Intra-operative bleeding volume (mL)	96.4 ± 32.7	88.2 ± 36.9	0.28
Time of defecation (d)	3.5 ± 0.9	3.2 ± 1.1	0.12
Time to get out of bed (d)	3.9 ± 0.7	3.6 ± 1.1	0.12
Time to post-surgical eating (d)	7.6 ± 1.4	8.0 ± 2.7	0.31
Time of post-surgical hospitalization (d)	10.6 ± 2.6	10.8 ± 3.5	0.80

^aP < 0.05, Group I vs Group II. Data presented as mean ± SD.