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Prevalence, correlates and course of behavioural and psychological symptoms of dementia in the population
Author(s)George M Sawa, Julia Zaccai, Fiona E Matthews
Journal titleBritish Journal of Psychiatry, vol 194, no 3, March 2009
Pagespp 212-218
Sourcehttp://bjp.rcpsych.org
KeywordsDementia ; Behaviour disorders ; Symptoms ; Longitudinal surveys ; England ; Wales.
AnnotationBehavioural and psychological symptoms of dementia (BPSD) are major contributors to the burden of dementia. As part of the Medical Research Council Cognitive Function and Ageing Study (MRC CFAS), a population-based longitudinal study of ageing, this study estimated the prevalence of 12 symptoms in 587 participants with dementia and 2050 participants without dementia. The effect of risk factors and the factor structure were estimated using 1782 interviews provided by participants with dementia throughout this study. Apart from sleeping problems, each symptom was more common in the population with dementia. The co-occurrence of the symptoms was explained by a four factor solution, corresponding to psychosis/apathy, depression/anxiety, irritability/persecution, and wandering/sleep problems. Psychosis occurred more frequently with declining cognition. Anxiety and depression were more common in younger individuals, and in those with poor self-reported health. Persistence varied between symptoms. Thus BPSD affect nearly all people with dementia. Symptoms co-occur and the symptoms that affected individuals experience are related to the socio-demographic and clinical characteristics. (RH).
Accession NumberCPA-090417209 A
ClassmarkEA: EP: CT: 3J: 82: 9

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