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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2010-5-7
pubmed:abstractText
Alzheimer's disease has emerged in recent decades as a major health problem and the role of lifestyles in the modulation of risk has been increasingly recognized. Recent epidemiological studies suggest a protective effect for caffeine intake in dementia. We aimed to quantify the association between caffeine dietary intake and cognitive decline, in a cohort of adults living in Porto. A cohort of 648 subjects aged > or =65 years was recruited between 1999-2003. Follow-up evaluation (2005-2008) was carried out on 58.2% of the eligible participants and 10.9% were deceased. Caffeine exposure in the year preceding baseline evaluation was assessed with a validated food frequency questionnaire. Cognitive evaluation consisted of baseline and follow-up Mini-Mental State Examination (MMSE). Cognitive decline was defined by a decrease > or =2 points in the MMSE score between evaluations. Relative risk (RR) and 95% confidence interval (95%CI) estimates adjusted for age, education, smoking, alcohol drinking, body mass index, hypertension, and diabetes were computed using Poisson regression. Caffeine intake (> 62 mg/day [3rd third] vs. < 22 mg/day [1st third]) was associated with a lower risk of cognitive decline in women (RR=0.49, 95%CI 0.24-0.97), but not significantly in men (RR=0.65, 95%CI 0.27-1.54). Our study confirms the negative association between caffeine and cognitive decline in women.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
1875-8908
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
20 Suppl 1
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
S175-85
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
Caffeine intake is associated with a lower risk of cognitive decline: a cohort study from Portugal.
pubmed:affiliation
Department of Hygiene and Epidemiology, Porto University Medical School and Institute of Public Health, University of Porto (ISPUP), Porto, Portugal. catarinasantos@portugalmail.pt
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't