Author Interviews, BMC, Mediterranean Diet / 09.06.2014
Polyphenol Intake Linked To Decrease in Cardiovascular Mortality
MedicalResearch.com Interview with:
Rosa M. Lamuela-Raventos, PhD
Associate Professor
Department of Nutrition and Food Science
School of Pharmacy, University of Barcelona
MedicalResearch: What are the main findings of the study?
Dr. Lamuela-Raventós: We have found an inverse relationship between polyphenol intake and risk of overall mortality among elderly subjects at high cardiovascular risk. Adjusting for confounders and comparing the highest versus the lowest quintiles of intake, total polyphenols were inversely associated with total mortality (HR=0.63, 95 CI=0.41-0.97, P-trend=0.12), as well as stilbenes (HR=0.48, 95 CI=0.25-0.91, P-trend=0.04) and lignans (HR=0.60, 95 CI=0.37-0.97, P-trend=0.03). In fact, our results showed that all polyphenols subgroups, except for dihydrochalcones, trended to be protective although their intake did not reach statistical significance. In stratified analyses we also found a stronger association between total polyphenol intake and mortality risk for women and for those who did not drink alcohol.
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