RESULTS:
Median length of stay for SG patients was 2 [2,3] days. This was unaffected by our factors examined.
Median length of stay for RNY was 2 [2,3] days. This was unaffected by ASA grade or a pre-existing diagnosis of diabetes. Day of the week and BMI significantly affected length of stay for RNY patients. Patients operated on a Friday stayed on average one day longer (p=0.002). Patients with a BMI over 60 stayed on average 2 days more (p=0.008)