Please use this identifier to cite or link to this item: http://hdl.handle.net/10553/19132
Title: Frequency of nut consumption and mortality risk in the PREDIMED nutrition intervention trial
Authors: Guasch-Ferré, Marta
Bulló, Mónica
Martínez-González, Miguel Ángel
Ros, Emilio
Corella, Dolores
Estruch, Ramón
Fitó, Montse
Arós, Fernando
Wärnberg, Julia
Fiol, Miquel
Lapetra, José
Vinyoles, Ernest
Lamuela-Raventós, Rosa Maria
Serra-Majem, Lluis 
Pintó, Xavier
Ruiz-Gutierrez, Valentina
Basora, Josep
Salas-Salvadó, Jordi
UNESCO Clasification: 3206 Ciencias de la nutrición
Keywords: Cancer
Cardiovascular
Mortality
Nuts
PREDIMED study
Issue Date: 2013
Journal: BMC Medicine 
Abstract: Background: Prospective studies in non-Mediterranean populations have consistently related increasing nut consumption to lower coronary heart disease mortality. A small protective effect on all-cause and cancer mortality has also been suggested. To examine the association between frequency of nut consumption and mortality in individuals at high cardiovascular risk from Spain, a Mediterranean country with a relatively high average nut intake per person. Methods: We evaluated 7,216 men and women aged 55 to 80 years randomized to 1 of 3 interventions (Mediterranean diets supplemented with nuts or olive oil and control diet) in the PREDIMED (‘PREvención con DIeta MEDiterránea’) study. Nut consumption was assessed at baseline and mortality was ascertained by medical records and linkage to the National Death Index. Multivariable-adjusted Cox regression and multivariable analyses with generalized estimating equation models were used to assess the association between yearly repeated measurements of nut consumption and mortality. Results: During a median follow-up of 4.8 years, 323 total deaths, 81 cardiovascular deaths and 130 cancer deaths occurred. Nut consumption was associated with a significantly reduced risk of all-cause mortality (P for trend 3 servings/week (32% of the cohort) had a 39% lower mortality risk (hazard ratio (HR) 0.61; 95% CI 0.45 to 0.83). A similar protective effect against cardiovascular and cancer mortality was observed. Participants allocated to the Mediterranean diet with nuts group who consumed nuts >3 servings/week at baseline had the lowest total mortality risk (HR 0.37; 95% CI 0.22 to 0.66). Conclusions: Increased frequency of nut consumption was associated with a significantly reduced risk of mortality in a Mediterranean population at high cardiovascular risk.
URI: http://hdl.handle.net/10553/19132
ISSN: 1741-7015
DOI: 10.1186/1741-7015-11-164
Source: BMC Medicine [EISSN 1741-7015], v. 11 (1), 164 (Julio 2013)
Rights: by-nc-nd
Appears in Collections:Actas de congresos
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