Short- and mid-term outcomes of SASI vs OAGB: a propensity score-matched study.
BACKGROUND This interim analysis evaluated the safety and efficacy of single anastomosis sleeve-ileal bypass (SASI) versus one-anastomosis gastric bypass (OAGB), and determined the optimal sample size for a prospective observational study using propensity score-matched (PSM) analysis. The short- and mid-term findings a...