2024-03-29T10:27:54Zhttps://repositori.uji.es/oai/requestoai:repositori.uji.es:10234/1627152023-07-28T12:36:21Zcom_10234_7038com_10234_9col_10234_8634
Repositori UJI
author
Castro-Quezada, Itandehui
author
Sánchez-Villegas, Almudena
author
Estruch, Ramon
author
Salas-Salvadó, Jordi
author
Corella, Dolores
author
Schoreder, Helmut
author
Álvarez-Pérez, Jacqueline
author
Ruiz-López, María Dolores
author
Artacho, Reyes
author
Ros, Emilio
author
Bulló, Mònica
author
Covas Planells, María Isabel
author
Ruiz-Gutiérrez, Valentina
author
Ruiz-Canela, Miguel
author
Buil-Cosiales, Pilar
author
Gómez-Gracia, Enrique
author
Lapetra, José
author
Pintó, Xavier
author
Arós, Fernando
author
Fiol Ramis, Miquel
author
Lamuela Raventós, Rosa María
author
Martínez González, Miguel Ángel
author
Serra-Majem, Lluis
author
PREDIMED Investigators
2016-09-20T13:51:29Z
2016-09-20T13:51:29Z
2014
CASTRO-QUEZADA, Itandehui, et al. A high dietary glycemic index increases total mortality in a Mediterranean population at high cardiovascular risk. PloS one, 2014, vol. 9, no 9, p. e107968.
1932-62031932-6203
http://hdl.handle.net/10234/162715
http://dx.doi.org/10.1371/journal.pone.0107968
Objective: Different types of carbohydrates have diverse glycemic response, thus glycemic index (GI) and glycemic load (GL)
are used to assess this variation. The impact of dietary GI and GL in all-cause mortality is unknown. The objective of this
study was to estimate the association between dietary GI and GL and risk of all-cause mortality in the PREDIMED study.
Material and Methods: The PREDIMED study is a randomized nutritional intervention trial for primary cardiovascular
prevention based on community-dwelling men and women at high risk of cardiovascular disease. Dietary information was
collected at baseline and yearly using a validated 137-item food frequency questionnaire (FFQ). We assigned GI values of each
item by a 5-step methodology, using the International Tables of GI and GL Values. Deaths were ascertained through contact
with families and general practitioners, review of medical records and consultation of the National Death Index. Cox regression
models were used to estimate multivariable-adjusted hazard ratios (HR) and their 95% CI for mortality, according to quartiles of
energy-adjusted dietary GI/GL. To assess repeated measures of exposure, we updated GI and GL intakes from the yearly FFQs
and used Cox models with time-dependent exposures.
Results: We followed 3,583 non-diabetic subjects (4.7 years of follow-up, 123 deaths). As compared to participants in the lowest
quartile of baseline dietary GI, those in the highest quartile showed an increased risk of all-cause mortality [HR = 2.15 (95% CI:
1.15–4.04); P for trend = 0.012]. In the repeated-measures analyses using as exposure the yearly updated information on GI, we
observed a similar association. Dietary GL was associated with all-cause mortality only when subjects were younger than 75 years.
Conclusions: High dietary GI was positively associated with all-cause mortality in elderly population at high cardiovascular risk.
eng
2014 Castro-Quezada et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits
unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Atribución 4.0 España
Diet
Carbohydrates
Obesity
Fatty acids
Physical activity
Cardiovascular diseases
Fats
A High Dietary Glycemic Index Increases Total Mortality in a Mediterranean Population at High Cardiovascular Risk
info:eu-repo/semantics/article
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