Table 1.

Mediterranean Diet Adherence and Bariatric Surgery Outcome.

Reference	Year	Study Design	Number of Participants	Follow-Up (Years)	Main Findings
Schiavo et al. [17]	2015	descriptive prospective cohort	37	--	Participants who adhered to a MD 1 showed significant decreases in weight, liver size, visceral fat, and fat mass before undergoing BS 2.
Ruiz-Tovar et al. [18]	2014	prospective observational study	50	1	Better adherence to a MD resulted in greater weight loss, and improved lipid profiles after BS.
Contreras et al. [19]	2020	prospective observational study	78	1	Increased adherence to a MD resulted in greater weight loss after BS.
Schiavo et al. [20]	2020	prospective observational study	74	4	Patients who underwent BS were found to have an inadequate MD adherence after at least 4 years of intervention, with weight regain in 37.8% of patients.

¹ Mediterranean diet, ² Bariatric surgery