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Modelling the impact of modifying lifestyle risk factors on dementia prevalence in Australian population aged 45 years and over, 2006-2051
Author(s)Binod Nepal, Laurie Brown, Geetha Ranmuthugala
Journal titleAustralasian Journal on Ageing, vol 29, no 3, September 2010
PublisherBlackwell Publishing, September 2010
Pagespp 111-116
Sourcehttp://onlinelibrary.wiley.com/journal/10.1111/(IS... DOI: 10.1111/j.1741-6612.2010.00392.x
KeywordsDementia ; Tobacco smoking ; Inactivity ; Correlation ; Mathematical models ; Australia.
AnnotationThe aim of the study was to model impact of modifiable risk behaviour on dementia prevalence among the Australian population aged 45 years and over. A group-based computer model was constructed to estimate the impact of modifying risk behaviour on dementia prevalence. Based on population ageing, the number of people aged 45 years and over living with dementia is expected to triple from 187 000 in 2006 to 650 000 by 2051. A drop in proportion ever smokers by 5% every 5 years would lower population with dementia by 2% in 2051. If obesity rate drops by 5%, dementia prevalence would be lower by 6%. A decline in physical inactivity rate by 5% would reduce dementia by 11%. Persistence of the growing trend in obesity and physical inactivity would result in a larger than expected dementia epidemic. Improving the risk behaviours has potential to make a substantial reduction in the number of people with dementia. (KJ).
Accession NumberCPA-101122216 A
ClassmarkEA: ETT: C5: 49: 3LM: 7YA

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