The long-term association of different dietary protein sources with metabolic syndrome

Abstract Due to scarce epidemiologic data linking dietary protein intakes and metabolic syndrome (MetS), we aim to determine the longitudinal association of different types of dietary protein with the incidence of MetS among Iranians adults. The study was conducted in the framework of the Isfahan Co...

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Main Authors: Parisa Hajihashemi, Razieh Hassannejad, Fahimeh Haghighatdoost, Noushin Mohammadifard, Masoumeh Sadeghi, Hamidreza Roohafza, Firoozeh Sajjadi, Nizal Sarrafzadegan
Format: Article
Language:English
Published: Nature Portfolio 2021-09-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-98688-0
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author Parisa Hajihashemi
Razieh Hassannejad
Fahimeh Haghighatdoost
Noushin Mohammadifard
Masoumeh Sadeghi
Hamidreza Roohafza
Firoozeh Sajjadi
Nizal Sarrafzadegan
author_facet Parisa Hajihashemi
Razieh Hassannejad
Fahimeh Haghighatdoost
Noushin Mohammadifard
Masoumeh Sadeghi
Hamidreza Roohafza
Firoozeh Sajjadi
Nizal Sarrafzadegan
author_sort Parisa Hajihashemi
collection DOAJ
description Abstract Due to scarce epidemiologic data linking dietary protein intakes and metabolic syndrome (MetS), we aim to determine the longitudinal association of different types of dietary protein with the incidence of MetS among Iranians adults. The study was conducted in the framework of the Isfahan Cohort Study (ICS) on 6504 adults, aged ≥ 35 years, and free of MetS at baseline. A validated food frequency questionnaire was used for assessing usual dietary intakes. MetS was defined according to the Joint Scientific Statement. Mixed-effects logistic regression was applied to examine the associations between changes in weekly frequency consumption of protein and MetS status. After a median follow-up of 11.25 years, in multivariate-adjusted model, each additional frequency consumption of total protein intake (OR 0.83; 95% CI 0.81–0.85), animal protein (OR 0.80; 95% CI 0.77–0.83), plant protein (OR 0.70; 95% CI 0.64–0.76), red meat (OR 0.74; 95% CI 0.70–0.78), poultry (OR 0.73; 95% CI 0.68–0.78), egg (OR 0.79; 95% CI 0.72–0.88) and nuts and seeds (OR 0.77; 95% CI 0.71–0.84) was associated with reduced risk of MetS. No significant association was found for processed meat (OR 0.96; 95% CI 0.87–1.01) and legumes and soy (OR 0.96; 95% CI 0.86–1.07) with MetS. Our results suggest an independent inverse association between total protein, animal and plant protein and the risk of MetS. These associations did not differ by sex. Although our results can be considered to be a strategy to reduce MetS risk by dietary guidelines, randomized clinical trials are required to confirm our findings.
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spelling doaj.art-b1ddce43cb634256a8a160753d72c4022022-12-21T20:34:05ZengNature PortfolioScientific Reports2045-23222021-09-011111810.1038/s41598-021-98688-0The long-term association of different dietary protein sources with metabolic syndromeParisa Hajihashemi0Razieh Hassannejad1Fahimeh Haghighatdoost2Noushin Mohammadifard3Masoumeh Sadeghi4Hamidreza Roohafza5Firoozeh Sajjadi6Nizal Sarrafzadegan7Hypertension Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesHeart Failure Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesHypertension Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesIsfahan Cardiovascular Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesCardiac Rehabilitation Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesInterventional Cardiology Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesIsfahan Cardiovascular Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesIsfahan Cardiovascular Research Center, Cardiovascular Research Institute, Isfahan University of Medical SciencesAbstract Due to scarce epidemiologic data linking dietary protein intakes and metabolic syndrome (MetS), we aim to determine the longitudinal association of different types of dietary protein with the incidence of MetS among Iranians adults. The study was conducted in the framework of the Isfahan Cohort Study (ICS) on 6504 adults, aged ≥ 35 years, and free of MetS at baseline. A validated food frequency questionnaire was used for assessing usual dietary intakes. MetS was defined according to the Joint Scientific Statement. Mixed-effects logistic regression was applied to examine the associations between changes in weekly frequency consumption of protein and MetS status. After a median follow-up of 11.25 years, in multivariate-adjusted model, each additional frequency consumption of total protein intake (OR 0.83; 95% CI 0.81–0.85), animal protein (OR 0.80; 95% CI 0.77–0.83), plant protein (OR 0.70; 95% CI 0.64–0.76), red meat (OR 0.74; 95% CI 0.70–0.78), poultry (OR 0.73; 95% CI 0.68–0.78), egg (OR 0.79; 95% CI 0.72–0.88) and nuts and seeds (OR 0.77; 95% CI 0.71–0.84) was associated with reduced risk of MetS. No significant association was found for processed meat (OR 0.96; 95% CI 0.87–1.01) and legumes and soy (OR 0.96; 95% CI 0.86–1.07) with MetS. Our results suggest an independent inverse association between total protein, animal and plant protein and the risk of MetS. These associations did not differ by sex. Although our results can be considered to be a strategy to reduce MetS risk by dietary guidelines, randomized clinical trials are required to confirm our findings.https://doi.org/10.1038/s41598-021-98688-0
spellingShingle Parisa Hajihashemi
Razieh Hassannejad
Fahimeh Haghighatdoost
Noushin Mohammadifard
Masoumeh Sadeghi
Hamidreza Roohafza
Firoozeh Sajjadi
Nizal Sarrafzadegan
The long-term association of different dietary protein sources with metabolic syndrome
Scientific Reports
title The long-term association of different dietary protein sources with metabolic syndrome
title_full The long-term association of different dietary protein sources with metabolic syndrome
title_fullStr The long-term association of different dietary protein sources with metabolic syndrome
title_full_unstemmed The long-term association of different dietary protein sources with metabolic syndrome
title_short The long-term association of different dietary protein sources with metabolic syndrome
title_sort long term association of different dietary protein sources with metabolic syndrome
url https://doi.org/10.1038/s41598-021-98688-0
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