Are stapler line reinforcement materials necessary in sleeve gastrectomy?

Table 1 Baseline characteristics of 84 patients that had laparoscopic sleeve gastrectomy

	RG(n = 45)	NRG(n = 39)	P
Age (yr)
Male, n (%)	9 (20.0)	7 (17.9)	0.811
Female, n (%)	36 (80.0)	32 (82.1)
Height (cm)	167.1 ± 8.5	166.1 ± 8.1	0.483
Weight (kg)	122.3 ± 23.2	120.9 ± 20.6	0.889
BMI (kg/m2)	43.1 ± 7.4	43.3 ± 8.2	0.971
Hospital stay (d)	5.0 ± 2.3	4.3 ± 2.3	0.888
Duration of surgery (min)	82.9 ± 33.2	78.2 ± 30.3	0.229

RG: Reinforcement group; NRG: Non-reinforcement group; BMI: Body mass index.

Table 2 Comorbidities of the patients n (%)

	RG(n = 45)	NRG(n = 39)	P
Hypertension	11 (24.4)	10 (25.6)	0.899
Hyperlipidemia	9 (20.0)	10 (25.6)	0.926
Type 2 diabetes mellitus	9 (20.0)	11 (28.2)	0.883
Sleep disorders	7 (15.6)	6 (15.4)	0.560
GERD	10 (22.2)	10 (25.6)	0.714
Depression	7 (15.6)	6 (15.4)	0.560
Hepatosteatosis	11 (24.4)	11 (28.2)	0.696
Gallstone	8 (17.8)	8 (20.5)	0.750
Osteoarthritis	4 (8.9)	4 (10.3)	0.560

RG: Reinforcement group; NRG: Non-reinforcement group; GERD: Gastroesophageal reflux disease.

Table 3 Staple-line bleeding and leaks after sleeve gastrectomy n (%)

	RG (n = 45)	NRG (n = 45)	P
Staple-line leaks	1 (2.2)	2 (5.1)	0.446
Staple-line bleeding	0	2 (5.1)	0.213

RG: Reinforcement group; NRG: Non-reinforcement group.

Table 4 Comparison of the groups for the complications other than staple line leaks and bleeding n (%)

	RG (n = 45)	NRG (n = 45)	P
Venous thromboembolism	0	1 (2.6)	0.464
Surgical field infection	3 (6.7)	2 (5.1)	0.568
Pulmonary complications	0	1 (2.6)	0.464

RG: Reinforcement group; NRG: Non-reinforcement group.