scholarly journals Examining Regional Differences of Dietary Inflammatory Index and Its Association with Depression and Depressive Symptoms in Korean Adults

Author(s):  
Dayeon Shin ◽  
Nitin Shivappa ◽  
James R. Hébert ◽  
Kyung Won Lee

The relationship between the dietary inflammatory index (DII®) and depression and depressive symptoms in South Korean adults remains unclear. This study aimed to examine the overall relationship between the DII and depression in South Korea and to evaluate the association between the DII and depressive symptoms and depression across regions among Korean adults aged ≥19 years. A total of 15,929 study participants were selected from the Korea National Health and Nutrition Examination Survey (KNHANES) 2014–2017. Energy-adjusted (E-DII) scores were calculated using 24-h dietary recall data. Depression and depressive symptoms were measured on the basis of the Korean version of the Patient Health Questionnaire 9-item scale, a doctor’s diagnosis of depression, and self-reported depressive symptom-related questionnaire. Overall, 4.2% of the participants had depression, with notable gender differences (i.e., 2.4% in men and 6.2% in women). Korean adults residing in the Capital area, Chungcheong-do and Jeju-do, and with diets in the highest tertile of the E-DII (most pro-inflammatory diet) had significantly increased odds of having depression and depressive symptoms compared with those in the lowest tertile of the E-DII (most anti-inflammatory diet) after controlling for covariates (adjusted odds ratio (AOR): 1.44, 95% confidence interval (CI): 1.04–1.99; AOR 2.97, 95% CI 1.36–6.52; AOR 4.06, 95% CI 1.56–10.53, respectively). No association between the E-DII and depression/depressive symptoms was found in other regions of South Korea. A pro-inflammatory diet is associated with greater odds of depression and depressive symptoms, with distinct regional differences. The present study provides evidence regarding existing regional differences in the association of the E-DII with depression and depressive symptoms.

2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Hyunkyu Kim ◽  
Wonjeong Jeong ◽  
Junhyun Kwon ◽  
Youseok Kim ◽  
Sung-In Jang ◽  
...  

Abstract Exercise has been considered as treatment and a preventive modality to alleviate depressive symptoms, but sex differences regarding specific types of exercise in association with depression have not been clearly elucidated. Here, we investigated sex differences in the association between exercise type and depression in Korean adults. Data from the Korea National Health and Nutrition Examination Survey (KNHANES) were used for this study. A total of 13,914 participants who had filled in a Patient Health Questionnaire-9 (PHQ-9) were included. The subjects’ exercise status had been evaluated with questions on strength exercise and walking, and answers were analysed in the current study using multivariate logistic regression. Male participants who reported having done strength exercise more than once in a week were less likely to be depressed after adjusting for covariates assumed to affect depression levels [adjusted odds ratio (OR) 0.60, 95% CI 0.40–0.92]. In women, walking more than once during the previous week was associated with lower depression levels after covariate adjustments (adjusted OR 0.54, CI 0.34–0.87). This study identifies the relationship between exercise and the presence of depressive symptoms and finds sex differences in the types of exercise that correlate with depression in Korean adults.


2013 ◽  
Vol 17 (8) ◽  
pp. 1825-1833 ◽  
Author(s):  
Nitin Shivappa ◽  
Susan E Steck ◽  
Thomas G Hurley ◽  
James R Hussey ◽  
Yunsheng Ma ◽  
...  

AbstractObjectiveTo perform construct validation of the population-based Dietary Inflammatory Index (DII) using dietary data from two different dietary assessments and serum high-sensitivity C-reactive protein (hs-CRP) as the construct validator.DesignUsing data derived from (i) three 24 h dietary recalls (24HR) at baseline and at the end of each subsequent quarter (i.e. up to fifteen over a year) and (ii) a 7 d dietary recall (7DDR) measured at baseline and then quarterly, regression analyses were conducted to test the effect of the DII score on serum hs-CRP as dichotomous (≤3 mg/l, >3 mg/l), while controlling for important potential confounders.SettingExisting data from the Seasonal Variation of Blood Cholesterol Study (SEASONS), a longitudinal observational study of healthy participants recruited in Worcester, MA, USA and participants were followed for 1 year.SubjectsParticipants who had at least one hs-CRP measurement over her/his 1-year participation (n495 for 24HR,n559 for 7DDR).ResultsHigher DII scores were associated with values of hs-CRP >3 mg/l (OR = 1·08; 95 % CI 1·01, 1·16,P= 0·035 for the 24HR; and OR = 1·10; 95 % CI 1·02, 1·19,P= 0·015 for the 7DDR).ConclusionsThe population-based DII was associated with interval changes in hs-CRP using both the 24HR and 7DDR. The success of this first-of-a-kind attempt at relating individuals’ intakes of inflammation-modulating foods using this refined DII, and the finding that there is virtually no drop-off in predictive capability using a structured questionnaire in comparison to the 24HR standard, sets the stage for use of the DII in a wide variety of other epidemiological and clinical studies.


2021 ◽  
Vol Volume 14 ◽  
pp. 4955-4968
Author(s):  
Alessandro Gialluisi ◽  
Federica Santonastaso ◽  
Marialaura Bonaccio ◽  
Francesca Bracone ◽  
Nitin Shivappa ◽  
...  

2016 ◽  
Vol 4 (6) ◽  
pp. 1125-1134 ◽  
Author(s):  
Tasnime N. Akbaraly ◽  
Clarisse Kerleau ◽  
Marilyn Wyart ◽  
Nathalie Chevallier ◽  
Louise Ndiaye ◽  
...  

There is a growing interest in understanding the role of inflammation in the diet–depression relationship. The present study examined whether the Dietary Inflammatory Index (DII; a measure of the inflammatory potential of individuals’ diets) is associated with recurrent depressive symptoms (DepS) (Center for Epidemiologic Studies Depression Scale score > 16 or taking antidepressants both at baseline and follow-up) assessed over 5 years in middle-aged men ( n = 3,178) and women ( n = 1,068) from the Whitehall II Study. For each increment of 1 SD of DII score, odds of recurrent DepS increased by 66% (95% confidence interval [CI] = [1.30, 2.12]) in women, whereas no significant association between DII and recurrent DepS was observed in men (odds ratio [OR] = 1.12; 95% CI = [0.92, 1.36]). This association was little attenuated after adjustment for confounders and after taking into account levels of interleukin-6 and C-reactive protein. In conclusion, there is an association between proinflammatory diet and recurrent DepS in women that seems to not be driven by circulating inflammatory markers.


2020 ◽  
Vol 79 (Suppl 1) ◽  
pp. 882.3-883
Author(s):  
J. Dainty ◽  
E. Sayers ◽  
M. Yates ◽  
A. Macgregor

Background:Several individual dietary components have been associated with the risk of rheumatoid arthritis (RA) and recent studies have suggested that dietary indices, which account for the consumption of multiple foods, can be used as more complete measures of risk.Objectives:In this study we aimed to use the Dietary Inflammatory Index (DII), an independent index of dietary variable associated with inflammatory biomarkers, to evaluate potential associations between pro-inflammatory exposures in the diet, an inflammation biomarker (C-reactive protein) and RA onset using the UK Biobank cohort.Methods:The DII was calculated from data obtained in 24-hour dietary recall questionnaires collected on healthy participants on four separate occasions over an approximate annual period between Feb 2011 and April 2012. Cases of RA in the UK Biobank cohort were identified from the participants with appropriate ICD10 codes and compared against a randomly selected subsample of controls matched (20:1) for age, sex, smoking status and BMI.Results:Among the 502,519 subjects enrolled in Biobank, 141,769 had completed 24-hour dietary recall questionnaires and had full data for the 18 dietary variables that were required to create the DII (mean=0.03, range: -3.88, 4.22). Higher (positive) DII values indicate more pro-inflammatory diets. This index was positively correlated (p<0.001) with C-reactive protein (CRP), attesting to the validity of this index for assessing dietary inflammatory potential. A total of 1,423 participants were classified as having RA (1% prevalence in ‘dietary’ cohort of 141,769) according to their ICD10 codes that were last updated in 2018. Their mean age at enrolment (2006-10) was 59 years. There was a significant association between DII and RA: OR 1.05 [1.01-1.09]; p=0.028) that suggested RA cases were more likely to be consuming a pro-inflammatory diet.Conclusion:These data show a significant association between diet, inflammation (CRP) and RA in the UK Biobank population. The findings are consistent with a recent analysis of the US Nurse’s Health Study which was based on data only from females, indicating that these findings are likely to be robust and generalisable. Diet is one of the few modifiable factors that has the potential to reduce the risk of future RA onset. These results open the way to providing evidence-based health advice and for designing clinical interventions.References:[1] Shivappa N, Steck SE, Hurley TG, Hussey JR, Hebert JR. Designing and developing a literature-derived, population-based dietary inflammatory index. Public health nutrition 2014;17:1689-96.Acknowledgments:This research has been conducted using the UK Biobank Resource under Application Number ‘33557’Disclosure of Interests:None declared


2020 ◽  
Vol 2020 ◽  
pp. 1-8
Author(s):  
Ye-Na Lee ◽  
Purum Kang

Worldwide, atherosclerotic cardiovascular diseases (ASCVD) are the leading cause of death and are considered a major public health concern. Exposure to repeated inflammation may contribute to the development of ASCVD, and diet plays a vital role in inflammation. In this study, we explored the correlation between the dietary inflammatory index (DII) and the 10-year ASCVD risk in Korean adults. We used multistage, stratified sampling to analyze a representative sample of Korean adults aged 40-64 years from the 7th Korea National Health and Nutrition Examination Survey data. Logistic regression was carried out to evaluate the association between 10-year high risk for ASCVD and dietary variables including DII. Participants were separated by quartiles, from Q1 to Q4, according to DII scores. Participants in the Q1 group had the lowest DII scores indicating a more anti-inflammatory diet. Participants in the Q4 group had the highest DII scores indicating more proinflammatory diets. Estimated risk of ASCVD results was categorized into the low-risk (less than 7.5% risk) and high-risk (greater than 7.5% risk) groups. In men, participants in the Q3 group had a risk for ASCVD of 1.20 times higher than the Q1 group participants and participants in the Q4 group had a risk of 1.34 times higher than the participants in the Q1 group. In women, ASCVD risk was not significantly associated with DII scores. These results provide systematically analyzed evidence for dietary interventions in ASCVD prevention efforts, especially in men.


2018 ◽  
Vol 235 ◽  
pp. 39-44 ◽  
Author(s):  
Nitin Shivappa ◽  
James R. Hébert ◽  
Nicola Veronese ◽  
Maria Gabriella Caruso ◽  
Maria Notarnicola ◽  
...  

2018 ◽  
Vol 21 (17) ◽  
pp. 3253-3257 ◽  
Author(s):  
Irene Esteban-Cornejo ◽  
Jorge Mota ◽  
Sandra Abreu ◽  
Andreia N Pizarro ◽  
Maria Paula Santos

AbstractObjectiveThe main aim of the present study was to examine the association between the Dietary Inflammatory Index (DII®) and academic performance in children.DesignSchool-based cross-sectional study. The DII was calculated based on dietary information obtained from a single 24h dietary recall. Academic performance was assessed by school records provided by the administrative services (i.e. Maths and Language).SettingPorto area (Portugal).SubjectsA total of 524 children (277 girls) aged 11·56 (sd 0·86) years.ResultsThe DII was associated with academic indicators (standardized β values ranging from −0·121 to −0·087; all P<0·05). Significant differences were found between quartiles of the DII (P<0·05); children in the fourth quartile had significantly lower scores in all academic indicators compared with children in the first quartile (score differences ranging from −0·377 to −0·292) after adjustment for potential confounders.ConclusionsThe inflammatory potential of diet may negatively influence academic performance. Children should avoid the consumption of a pro-inflammatory diet and adhere to a more anti-inflammatory diet to achieve academic benefits.


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