Samantha Gontijo Guerra

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BACKGROUND There are considerable gaps in the knowledge of the global epidemiology of skin conditions in the geriatric population. OBJECTIVE This study attempted to (1) determine the frequency of skin conditions, (2) evaluate the agreement between two different data sources of information (self-report versus administrative), and (3) document medical care(More)
BACKGROUND Depression is frequently observed in dermatologic patients. However, the association between depressive disorders and skin conditions has rarely been explored through population-based studies, especially within older-adult populations. OBJECTIVE To test this association in a representative sample of an older-adult population. METHODS Data(More)
BACKGROUND The economic impact on society associated with the healthcare of older adults depends on their health status. The aim was to estimate the excess costs associated with co-morbid mental and physical disorders. METHODS Data were from a health survey of 2004 older adults. Two-year healthcare costs were identified from administrative databases.(More)
OBJECTIVE To evaluate the effect of patient out-of-pocket costs on adherence to antihypertensive agents (AHA) in community-dwelling older adults covered by the public drug insurance plan in Quebec. METHODS This is a secondary analysis of data from the "Étude sur la santé des aînés" study (2005-2008) on community-dwelling older adults in Quebec aged 65(More)
BACKGROUND The literature is inconsistent regarding the effect of the presence of chronic physical and mental diseases on cognitive decline in older adults. The objectives of this study were to explore the effect of chronic diseases on subsequent cognitive decline assessed via the Mini Mental State Examination (MMSE) in community living older adults. (More)
BACKGROUND It is unclear whether health service use influences the association between psychiatric and physical co-morbidity and suicide risk in older adults. METHODS Controls were older adults (n = 2,494) participating in a longitudinal study on the health of the elderly carried out between 2004 and 2007, in Quebec. The cases were all suicide decedents(More)
BACKGROUND Healthcare service use among suicide decedents must be well characterized and understood since a key strategy for preventing suicide is to improve healthcare providers' ability to effectively detect and treat those in need. AIMS To determine gender differences in healthcare service use 12 months prior to suicide. METHOD Data for 1,231 young(More)
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