Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities

Background: Coffee and tea consumption has been linked to dementia. However, it remained unknown how sex and vascular risk factors modify the association. We aimed to investigate the association of coffee and tea consumption with dementia and whether sex and vascular comorbidities modified the assoc...

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Main Authors: Kuan-Chu Hou, Yen-Ching Chen, Ta-Fu Chen, Yu Sun, Li-Li Wen, Ping-Keung Yip, Yi-Min Chu, Jeng-Min Chiou, Jen-Hau Chen
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:Journal of the Formosan Medical Association
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Online Access:http://www.sciencedirect.com/science/article/pii/S0929664624002183
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author Kuan-Chu Hou
Yen-Ching Chen
Ta-Fu Chen
Yu Sun
Li-Li Wen
Ping-Keung Yip
Yi-Min Chu
Jeng-Min Chiou
Jen-Hau Chen
author_facet Kuan-Chu Hou
Yen-Ching Chen
Ta-Fu Chen
Yu Sun
Li-Li Wen
Ping-Keung Yip
Yi-Min Chu
Jeng-Min Chiou
Jen-Hau Chen
author_sort Kuan-Chu Hou
collection DOAJ
description Background: Coffee and tea consumption has been linked to dementia. However, it remained unknown how sex and vascular risk factors modify the association. We aimed to investigate the association of coffee and tea consumption with dementia and whether sex and vascular comorbidities modified the association. Methods: We included 278 elderly patients with Alzheimer's disease (AD) and 102 patients with vascular dementia (VaD) from three hospitals; controls (N = 468) were recruited during the same period. We collected the frequency and amount of coffee and tea consumption and the presence of vascular comorbidities. The multinomial logistic regression model was utilized to evaluate the association of coffee and tea consumption with dementia, stratified by sex and vascular comorbidities. Results: Different combinations and quantities of coffee and tea consumption protected against AD and VaD. Consumption of ≥3 cups of coffee or tea per day was protective against AD [adjusted odds ratio (aOR) = 0.42; 95% confidence interval (CI) = 0.22–0.78)] and VaD (aOR = 0.42; 95% CI = 0.19–0.94). Stratified analyses showed that the protective effects of a higher quantity of coffee and tea against AD were more pronounced among females and individuals with hypertension. Consumption of either coffee or tea was associated with a decreased risk of VaD among diabetic participants (aOR = 0.23; 95% CI = 0.06–0.98). Hyperlipidemia modified the association of coffee or tea consumption on the risk of AD and VaD (both Pinteraction < 0.01). Conclusion: The risk of AD and VaD was lower with increased consumption of coffee and tea; the impact differed by sex and vascular comorbidities including hypertension, hyperlipidemia, and diabetes.
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spelling doaj-art-5026ef155b6c40f4ade0e2c6be66f7222025-02-02T05:26:46ZengElsevierJournal of the Formosan Medical Association0929-66462025-02-011242178185Coffee and tea consumption and dementia risk: The role of sex and vascular comorbiditiesKuan-Chu Hou0Yen-Ching Chen1Ta-Fu Chen2Yu Sun3Li-Li Wen4Ping-Keung Yip5Yi-Min Chu6Jeng-Min Chiou7Jen-Hau Chen8Department of Medicine, National Taiwan University, Taipei, TaiwanInstitute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan; Department of Public Health, College of Public Health, National Taiwan University, Taipei, Taiwan; Corresponding author. Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, No. 17, Xu-Zhou Road, Taipei, 10055, Taiwan.Department of Neurology, National Taiwan University Hospital, Taipei, TaiwanDepartment of Neurology, En Chu Kong Hospital, Taipei, TaiwanDepartment of Laboratory Medicine, En Chu Kong Hospital, Taipei, TaiwanCenter of Neurological Medicine, Cardinal Tien Hospital, Taipei, Taiwan; School of Medicine, Fu-Jen Catholic University, New Taipei City, TaiwanDepartment of Laboratory Medicine, Cardinal Tien Hospital, Taipei, TaiwanInstitute of Statistical Science, Academia Sinica, Taipei, TaiwanDepartment of Geriatrics and Gerontology, National Taiwan University Hospital, Taipei, Taiwan; Department of Internal Medicine, College of Medicine, National Taiwan University, Taiwan; Corresponding author. Department of Geriatrics and Gerontology, National Taiwan University Hospital, No. 1, Changde Street, Taipei, 10048, Taiwan.Background: Coffee and tea consumption has been linked to dementia. However, it remained unknown how sex and vascular risk factors modify the association. We aimed to investigate the association of coffee and tea consumption with dementia and whether sex and vascular comorbidities modified the association. Methods: We included 278 elderly patients with Alzheimer's disease (AD) and 102 patients with vascular dementia (VaD) from three hospitals; controls (N = 468) were recruited during the same period. We collected the frequency and amount of coffee and tea consumption and the presence of vascular comorbidities. The multinomial logistic regression model was utilized to evaluate the association of coffee and tea consumption with dementia, stratified by sex and vascular comorbidities. Results: Different combinations and quantities of coffee and tea consumption protected against AD and VaD. Consumption of ≥3 cups of coffee or tea per day was protective against AD [adjusted odds ratio (aOR) = 0.42; 95% confidence interval (CI) = 0.22–0.78)] and VaD (aOR = 0.42; 95% CI = 0.19–0.94). Stratified analyses showed that the protective effects of a higher quantity of coffee and tea against AD were more pronounced among females and individuals with hypertension. Consumption of either coffee or tea was associated with a decreased risk of VaD among diabetic participants (aOR = 0.23; 95% CI = 0.06–0.98). Hyperlipidemia modified the association of coffee or tea consumption on the risk of AD and VaD (both Pinteraction < 0.01). Conclusion: The risk of AD and VaD was lower with increased consumption of coffee and tea; the impact differed by sex and vascular comorbidities including hypertension, hyperlipidemia, and diabetes.http://www.sciencedirect.com/science/article/pii/S0929664624002183Alzheimer's diseaseCoffeeTeaVascular dementia
spellingShingle Kuan-Chu Hou
Yen-Ching Chen
Ta-Fu Chen
Yu Sun
Li-Li Wen
Ping-Keung Yip
Yi-Min Chu
Jeng-Min Chiou
Jen-Hau Chen
Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
Journal of the Formosan Medical Association
Alzheimer's disease
Coffee
Tea
Vascular dementia
title Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
title_full Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
title_fullStr Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
title_full_unstemmed Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
title_short Coffee and tea consumption and dementia risk: The role of sex and vascular comorbidities
title_sort coffee and tea consumption and dementia risk the role of sex and vascular comorbidities
topic Alzheimer's disease
Coffee
Tea
Vascular dementia
url http://www.sciencedirect.com/science/article/pii/S0929664624002183
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