J. Copeland

Publications198
h-index51
Citations14,248
Highly Influential Citations560
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Prevalence of dementia and major subtypes in Europe: A collaborative study of population-based cohorts. Neurologic Diseases in the Elderly Research Group.
The last comparison of prevalence figures of dementia across European studies was 10 years ago. Using studies conducted in the 1990s, the authors compare the age- and sex-specific prevalence of… Expand
Review of community prevalence of depression in later life.
BACKGROUND Despite considerable interest, there is no consensus regarding the prevalence of depression in later life. AIMS To assess the prevalence of late-life depression in the community. … Expand
A computerized psychiatric diagnostic system and case nomenclature for elderly subjects: GMS and AGECAT.
The Geriatric Mental State and a new computerized diagnostic system, AGECAT, are briefly described. A nomenclature for designating cases for epidemiological work is introduced. Concordance between… Expand
The prevalence of dementia in Europe: a collaborative study of 1980-1990 findings. Eurodem Prevalence Research Group.
To obtain age- and gender-specific estimates of the prevalence of dementia in Europe and to study differences in prevalence across countries, we pooled and re-analysed original data of prevalence… Expand
Rates and risk factors for dementia and Alzheimer’s disease
Objective: To investigate the risk of AD associated with a family history of dementia, female gender, low levels of education, smoking, and head trauma. Background: These putative factors have been… Expand
Depression in Europe. Geographical distribution among older people.
BACKGROUND This is the first report of results from the EURODEP Programme. AIMS To assess the prevalence of depression judged suitable for intervention in randomised samples of those aged > or = 65… Expand
Development of the EURO-D scale--a European, Union initiative to compare symptoms of depression in 14 European centres.
BACKGROUND In an 11-country European collaboration, 14 population-based surveys included 21,724 subjects aged > or = 65 years. Most participating centres used the Geriatric Mental State (GMS), but… Expand
Depression in older people in rural China.
BACKGROUND In Western countries depression is the most common psychiatric condition in older persons and related to low socioeconomic status and low social supports. Along with social deprivation,… Expand
Incidence of dementia and major subtypes in Europe: A collaborative study of population-based cohorts. Neurologic Diseases in the Elderly Research Group.
The authors examined the association of incident dementia and subtypes with age, sex, and geographic area in Europe. Incidence data from eight population-based studies carried out in seven European… Expand
Gender differences in the incidence of AD and vascular dementia
Objective: To study the difference in risk for dementing diseases between men and women. Background: Previous studies suggest women have a higher risk for dementia than men. However, these studies… Expand
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