The Effect of Preoperative Weight Loss before Gastric Bypass: A Systematic Review

Table 1

Class A studies.

Lead author	Study design	Group	Patients	Mean age (yr)	Female (%)	Results
Solomon [7]	RCT	WL	26	42.4	88.5%	Supportive
		WG	35	44.9	80.0%

WL: weight loss; WG: weight gain; RCT: randomized controlled trial.