Table 3: Summary of Findings on Mortality and Adverse Effects From Previous Health Technology Assessments.

Procedure		Mortality, Range (%)	Adverse Effects, Range (%)
Malabsorptive
	Roux-en-Y gastric bypass	0.1– 4.1	0.1– 70
Restrictive
	Adjustable gastric banding	0– 0.9	1.1– 18
	Vertical banded gastroplasty	0– 0.8	1–30.4