Laparoscopic sleeve gastrectomy: More than a restrictive bariatric surgery procedure?

Table 1 Randomized trials of bariatric surgery studies including laparoscopic sleeve gastrectomy

Ref.	Country	Follow-up(mo)	Intervention groups	Preoperative BMI (kg/m2)	Weight loss	T2DM	T2DM remission	T2DM remision criteria
Langer et al[53]	Austria	6	SG (10)	48.3	61.4%EWL	10%	NR
			LAGB (10)	46.7	28.7%EWL	30%
Himpens et al[54]	Belgium	36	SG (40)	39.0	66%EWL	NR
			LAGB (40)	37.0	48%EWL
Lee et al[55]	Taiwan	12	SG (30)	30.3	76.3%EWL	100%	93%	FG < 126 mg/dL and A1c < 6.5% without hypoglycemic therapy
			RYGB (30)		94.4%EWL		47%
Karamanakos et al[56]	Greece	12	SG (16)	45.1	69.7%EWL
			RYG (16)	46.6	60.5%EWL
Kehagias et al[57]	Greece	36	SG (30)	44.9	68.5%EWL	16.7%	80%	FG < 126 mg/dL without hypoglycemic therapy
			RYGB (30)	45.8	62.1%EWL	16.7%	80%
Peterli et al[58]	Switzerland	12	SG (11)	44.7	65.6%EWL	0%
			RYGB (12)	46.7	77.0%EWL	0%
Schauer et al[59]	USA	36	SG (50)	36.2	81%EWL	100%	26.5%	A1c < 6.0% without hypoglycemic therapy
			RYGB (50)	37.0	88%EWL		42%
			Medical therapy (50)	36.8	13%EWL
Schauer et al[60]	USA	12	SG (50)	36.2	21.1%TWL	100%	29%	A1c < 6.0% without hypoglycemic therapy
			RYGB (50)	37.0	24.5%TWL		46%
			Medical therapy (50)	36.8	4.2%TWL		0%
Paluszkiewicz et al[61]	Poland	12	SG (36)	46.1	67.6%EWL	27.8%	40%	FG < 100 mg/dL and A1c < 6.0% without hypoglycemic therapy
			RYGB (36)	48.6	64.2%EWL	38.9%	64.3%
Ramón et al[28]	Spain	12	SG (8)	43.5	NR	25.0%	100%	NR
			RYGB (7)	44.2		28.6%	100%
Vix et al[62]	USA	12	SG (45)	45.5	82.9%EWL	8.9%	NR
			RYGB (45)	47.0	80.3%EWL	8.9%

BMI: Body mass index; T2DM: Type 2 diabetes mellitus; EWL: Excess weight loss; LABG: Laparoscopic adjustable gastric banding; FG: Fassting glucose; SG: Sleeve gastrectomy; RYGB: Roux-en-Y gastric bypass; %EWL: Percentage excess weight loss; %TWL: Percentage total weight loss; NR: Not reported; LAGB: Laparoscopic adjustable gastric banding.