Table 2.

Percentage total weight loss (%TWL) after revisional surgery

Years post-op	SADI-S*	N	RYGB*	N	P-value
1	22.2 ±9.1	57 (90%)	9.7 ±9.5	36 (78%)	<.001
2	24.4 ±10.4	44 (70%)	9.0 ±11.5	32 (70%)	<.001
3	21.8 ±11.7	36 (57%)	7.2 ±12.5	25 (54%)	<.001
4	17.9 ±12.2	16 (35%)	8.2 ±15.1	21 (48%)	.042
5	15.0 ±22.8	9 (47%)	2.1 ±13.2	16 (40%)	.057

N number of patients available for analysis and follow-up percentage, SADI-S single anastomosis duodenoileal bypass, RYGB Roux-en-Y gastric bypass, %TWL percentage total weight loss after revisional surgery, ± SD standard deviation

*Six SADI-S and one RYGB patient had part of their weight loss data excluded because of pregnancy