From: Outcomes of primary versus conversional Roux-En-Y gastric bypass after laparoscopic sleeve gastrectomy: a retrospective propensity score–matched cohort study
Before PSM
After PSM
Suboptimal weight loss without symptomatic GERD
107 (69%)
< 0.001*
104 (69.8%)
Suboptimal weight loss with symptomatic GERD
34 (22%)
32 (21.5%)
Intractable GERD without weight loss failure
14 (9%)
13 (8.7%)