Table 1. Prospective cohort studies on OAGB and weight loss.

Study details	Number of patients	EWL (%)	Follow-up (%)
Rutledge and Walsh (31)	2,410	80.5	NR
Musella et al. (32)	838	70.1±8.4	94.8 at 12 months
Yang et al. (33)	89	70±20	100 at 12 months
Noun et al. (20)	126	68.4	45.2 at 23 months
Lee et al. (34)	1,163	72.9	56 at 5 years

EWL, excess weight loss; NR, not reported; OAGB, one-anastomosis gastric bypass.