Robert J. Buchanan

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Functional magnetic resonance imaging and repetitive transcranial magnetic stimulation (rTMS) were used to explore the pathophysiology of auditory/verbal hallucinations (AVHs). Sixteen patients with schizophrenia-spectrum disorder were studied with continuous or near continuous AVHs. For patients with intermittent hallucinations (N = 8), blood oxygenation(More)
The objective of the study was to profile nursing home residents with cancer at admission to the nursing facility. We used all admission assessments in the Minimum Data Set recorded throughout the United States during 2002 to identify 61,890 residents with cancer, or 11.3% of all admissions. Nursing home residents with cancer were significantly older and(More)
Spatial navigation in the mammalian brain relies on a cognitive map of the environment. Such cognitive maps enable us, for example, to take the optimal route from a given location to a known target. The formation of these maps is naturally influenced by our perception of the environment, meaning it is dependent on factors such as our viewpoint and choice of(More)
BACKGROUND About one quarter of people with multiple sclerosis (MS) will need long term care during their disease, with about 5% to 10% requiring extended nursing home care. The study objective was to identify perceptions of informal caregivers associated with the possibility of future nursing home admission for people with MS. METHODS Data were collected(More)
PURPOSE About 30% of people with multiple sclerosis (MS) need some form of home care assistance, with 80% of that assistance provided by informal or unpaid care givers. This study focuses on the care givers to 530 more disabled people with MS, with the objective to learn more about informal care giving to people with greater dependency and need for(More)
OBJECTIVE this research examined the psychometric properties of the Minimum Data Set Depression Rating Scale for use among older adults living in nursing homes. METHODS interviews with 145 older adults in three nursing homes were conducted to complete the Hamilton Depression Rating Scale and the Geriatric Depression Scale. Information relevant to(More)
This research compares nursing home residents with multiple sclerosis (MS) at admission to other nursing home residents using the minimum data set (MDS). These comparisons include sociodemographic characteristics and health status measures, as well as treatments and procedures received. We analysed 14,009 admission assessments in the MDS for residents with(More)
BACKGROUND Caregiver burden is a multidimensional response to many factors associated with providing assistance to people with multiple sclerosis (MS), including physical, psychological, emotional, and social stressors. OBJECTIVE The aim of this analysis was to identify the characteristics of male informal caregivers, the assistance provided, and the(More)
BACKGROUND The use of a 24-hour urine collection to evaluate protein excretion in a woman with suspected pregnancy-induced hypertension (PIH) is cumbersome, time consuming, and subject to improper collection. Our purpose was to determine the correlation of the protein/creatinine ratio of a single voided urine specimen to the 24-hour urine collection for(More)
OBJECTIVE The objective of this paper is to profile nursing home residents with HIV who also have dementia at the time of admission, using the Minimum Data Set (MDS). In addition, this paper compares HIV residents with dementia with other residents with HIV. These resident profiles contain sociodemographic characteristics, health status measures,(More)