Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey

BackgroundSeveral studies have shown that adherence to the Mediterranean diet is associated with a lower risk of depression; however, little is known about the Asian population. This study investigated the relationship between adherence to the Mediterranean diet and depression in a sample of the Sou...

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Main Authors: Yeong-Geon Hwang, Chongwon Pae, Sang-Hyuk Lee, Ki-Hwan Yook, Chun Il Park
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-07-01
Series:Frontiers in Nutrition
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2023.1219743/full
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author Yeong-Geon Hwang
Yeong-Geon Hwang
Chongwon Pae
Sang-Hyuk Lee
Ki-Hwan Yook
Chun Il Park
author_facet Yeong-Geon Hwang
Yeong-Geon Hwang
Chongwon Pae
Sang-Hyuk Lee
Ki-Hwan Yook
Chun Il Park
author_sort Yeong-Geon Hwang
collection DOAJ
description BackgroundSeveral studies have shown that adherence to the Mediterranean diet is associated with a lower risk of depression; however, little is known about the Asian population. This study investigated the relationship between adherence to the Mediterranean diet and depression in a sample of the South Korean population.MethodsIn total, 5,849 adults from the 2014 and 2016 Korea National Health and Nutrition Examination Surveys were included in the study. The Mediterranean diet adherence was measured using a modified alternate Mediterranean diet score (mMED) developed to adjust for Korean dietary patterns. The mMED scores using the Food Frequency Questionnaire were divided into four categories (0–2, 3–4, 5–6, and 7–9 points). Subjects with depression were defined as having moderate-to-severe depressive symptoms using the Patient Health Questionnaire-9, with a cutoff value of 10. Logistic regression was used to estimate odds ratios (ORs) and 95% confidence intervals (CIs). A subgroup analysis was performed based on sex.ResultsThe results of logistic regression analysis indicated that individuals with higher mMED were 42–73% less likely to report depression compared to individuals with the lowest mMED [ORs (95% CIs) =0.58 (0.37–0.90), 0.50 (0.31–0.80), 0.27 (0.15–0.47)] after adjusting for socio-demographic and health-related variables. In women, individuals with mMED of 7–9 had 71% lower odds of depression [ORs (95% CIs): 0.29 (0.13–0.64)]. In men, individuals with mMED of 5–9 had 55% [ORs (95% CIs): 0.45 (0.23–0.91)] to 79% [ORs (95% CIs): 0.21 (0.08–0.57)] lower odds of depression.ConclusionThis study suggests that adherence to the Mediterranean diet is inversely associated with depression in both men and women among Korean adults. This study provides evidence that a Mediterranean diet is crucial in preventing depressive symptoms in Asian populations.
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spelling doaj.art-ba18ad7939994cd3bf2631fc53f265542023-07-05T13:39:26ZengFrontiers Media S.A.Frontiers in Nutrition2296-861X2023-07-011010.3389/fnut.2023.12197431219743Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination SurveyYeong-Geon Hwang0Yeong-Geon Hwang1Chongwon Pae2Sang-Hyuk Lee3Ki-Hwan Yook4Chun Il Park5Department of Psychiatry, CHA Bundang Medical Center, Seongnam-si, Republic of KoreaGraduate School of Clinical Counseling Psychology, CHA University, Seongnam-si, Republic of KoreaDepartment of Psychiatry, CHA Bundang Medical Center, Seongnam-si, Republic of KoreaDepartment of Psychiatry, CHA Bundang Medical Center, Seongnam-si, Republic of KoreaDepartment of Psychiatry, CHA Bundang Medical Center, Seongnam-si, Republic of KoreaDepartment of Psychiatry, CHA Bundang Medical Center, Seongnam-si, Republic of KoreaBackgroundSeveral studies have shown that adherence to the Mediterranean diet is associated with a lower risk of depression; however, little is known about the Asian population. This study investigated the relationship between adherence to the Mediterranean diet and depression in a sample of the South Korean population.MethodsIn total, 5,849 adults from the 2014 and 2016 Korea National Health and Nutrition Examination Surveys were included in the study. The Mediterranean diet adherence was measured using a modified alternate Mediterranean diet score (mMED) developed to adjust for Korean dietary patterns. The mMED scores using the Food Frequency Questionnaire were divided into four categories (0–2, 3–4, 5–6, and 7–9 points). Subjects with depression were defined as having moderate-to-severe depressive symptoms using the Patient Health Questionnaire-9, with a cutoff value of 10. Logistic regression was used to estimate odds ratios (ORs) and 95% confidence intervals (CIs). A subgroup analysis was performed based on sex.ResultsThe results of logistic regression analysis indicated that individuals with higher mMED were 42–73% less likely to report depression compared to individuals with the lowest mMED [ORs (95% CIs) =0.58 (0.37–0.90), 0.50 (0.31–0.80), 0.27 (0.15–0.47)] after adjusting for socio-demographic and health-related variables. In women, individuals with mMED of 7–9 had 71% lower odds of depression [ORs (95% CIs): 0.29 (0.13–0.64)]. In men, individuals with mMED of 5–9 had 55% [ORs (95% CIs): 0.45 (0.23–0.91)] to 79% [ORs (95% CIs): 0.21 (0.08–0.57)] lower odds of depression.ConclusionThis study suggests that adherence to the Mediterranean diet is inversely associated with depression in both men and women among Korean adults. This study provides evidence that a Mediterranean diet is crucial in preventing depressive symptoms in Asian populations.https://www.frontiersin.org/articles/10.3389/fnut.2023.1219743/fulldepressive symptomsdietary patternsKNHANESMediterranean diet scoresex difference
spellingShingle Yeong-Geon Hwang
Yeong-Geon Hwang
Chongwon Pae
Sang-Hyuk Lee
Ki-Hwan Yook
Chun Il Park
Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
Frontiers in Nutrition
depressive symptoms
dietary patterns
KNHANES
Mediterranean diet score
sex difference
title Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
title_full Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
title_fullStr Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
title_full_unstemmed Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
title_short Relationship between Mediterranean diet and depression in South Korea: the Korea National Health and Nutrition Examination Survey
title_sort relationship between mediterranean diet and depression in south korea the korea national health and nutrition examination survey
topic depressive symptoms
dietary patterns
KNHANES
Mediterranean diet score
sex difference
url https://www.frontiersin.org/articles/10.3389/fnut.2023.1219743/full
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