Effect of a high-fat Mediterranean diet on bodyweight and waist circumference: a prespecified secondary outcomes analysis of the PREDIMED randomised controlled trial

Publication date: May 2019Source: The Lancet Diabetes & Endocrinology, Volume 7, Issue 5Author(s): Ramon Estruch, Miguel Angel Martínez-González, Dolores Corella, Jordi Salas-Salvadó, Montserrat Fitó, Gemma Chiva-Blanch, Miquel Fiol, Enrique Gómez-Gracia, Fernando Arós, José Lapetra, Lluis Serra-Majem, Xavier Pintó, Pilar Buil-Cosiales, José V Sorlí, Miguel A Muñoz, Josep Basora-Gallisá, Rosa María Lamuela-Raventós, Mercè Serra-Mir, Emilio Ros, PREDIMED Study InvestigatorsSummaryBackgroundBecause of the high density of fat, high-fat diets are perceived as likely to lead to increased bodyweight, hence health-care providers are reluctant to recommend them to overweight or obese individuals. We assessed the long-term effects of ad libitum, high-fat, high-vegetable-fat Mediterranean diets on bodyweight and waist circumference in older people at risk of cardiovascular disease, most of whom were overweight or obese.MethodsPREDIMED was a 5 year parallel-group, multicentre, randomised, controlled clinical trial done in primary care centres affiliated to 11 hospitals in Spain. 7447 asymptomatic men (aged 55–80 years) and women (aged 60–80 years) who had type 2 diabetes or three or more cardiovascular risk factors were randomly assigned (1:1:1) with a computer-generated number sequence to one of three interventions: Mediterranean diet supplemented with extra-virgin olive oil (n=2543); Mediterranean diet supplemented with nuts (n=2454); or a control diet (advice to re...
Source: The Lancet Diabetes and Endocrinology - Category: Endocrinology Source Type: research