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Biomedical subjects

Robert J Newcomer

Publications and source records attributed to Robert J Newcomer.

4 recordsLinked to original sources

Caregiver characteristics are associated with neuropsychiatric symptoms of dementia.

OBJECTIVES: To determine whether caregiver characteristics are independently associated with neuropsychiatric symptoms of dementia (NPS) after accounting for patient characteristics. DESIGN: Cross-sectional analysis of data from the Medicare Alzheimer's Disease Demonstration and Evaluation study. SETTING: Community-dwelling residents in eight U.S. cities. PARTICIPANTS: Five thousand seven hundred eighty-eight patients with dementia and their caregivers. MEASUREMENTS: Caregivers were asked about the presence of 12 NPS in patients with dementia. Caregiver predictors included age, sex, education, income, marital status, relationship to the patient, whether they lived with patient, number of hours per week spent caregiving, self-reported health, dependency in activities of daily living (ADLs) and instrumental activities of daily living (IADLs), depression, and burden. Multivariate linear regression was used to determine which caregiver characteristics were independently associated with reports of more NPS in patients after controlling for the patient's age, sex, dementia severity, level of ADL dependency, and dementia type. RESULTS: Caregivers were on average 64 years old, 72% female, and 49% were the spouse of the patient (32% wives, 17% husbands). The mean burden score of caregivers was 15 (range 0-32, with higher scores indicating more burden), and 32% had significant depressive symptoms. Patients were on average 79 years old, 60% were female, and most had moderate to severe dementia. The mean number of NPS+/-standard deviation was 4.8+/-2.8. After adjusting for patient characteristics, caregivers who were younger, less educated, more depressed, more burdened, or spent more hours per week giving care reported more NPS in care recipients (all P< or =.005). CONCLUSION: Certain caregiver characteristics are associated with NPS, independent of patient characteristics, including dementia severity. Clinicians should consider the dynamics between patients and caregivers when managing NPS. Understanding how different caregiver characteristics influence NPS may help tailor caregiver education and interventions.

Activities of Daily Living↗

Mortality risk and prospective medicare expenditures for persons with dementia.

OBJECTIVES: To determine whether an index that stratifies dementia patients into high- and low-mortality-risk groups can be effective in prospectively identifying persons with high and low expenditures. DESIGN: A mortality risk index developed for persons with dementia was used to stratify persons into groups at high and low risk of 12-month mortality. Expenditures were compiled from Medicare claims for 12 months after the predicted mortality classification. SETTING: The Medicare Alzheimer's Disease Demonstration Evaluation (MADDE) operated in eight sites across the United States. Subjects were living in a community setting at time of their mortality risk classification. PARTICIPANTS: Participants (N=2,255) were volunteer enrollees in MADDE; all had a diagnosis of irreversible dementia and two or more limitations in activities of daily living (ADLs). MEASUREMENTS: Outcomes were Medicare Part A expenditures. Risk factors included age, sex, ADL limitations, selected chronic conditions, prior year hospital stays, and relationship to caregiver. RESULTS: Patients predicted as at high risk of death had higher average monthly Medicare expenditures than those predicted to be at low risk of death. At the 50th sensitivity percentile for mortality, differences in average expenditures exceeded 700 dollars per month. CONCLUSION: It is not known whether it is possible to achieve reductions in expenditures for patients with advanced dementia at high risk of mortality, but study findings support consideration of an advanced illness model that would attempt to generate acute services savings and use these savings for palliative services that might improve patients' and caregivers' quality of life.

Activities of Daily Living↗

The personal assistance workforce: trends in supply and demand.

The workforce providing noninstitutional personal assistance and home health services tripled between 1989 and 2004, according to U.S. survey data, growing at a much faster rate than the population needing such services. During the same period, Medicaid spending for such services increased dramatically, while both workforce size and spending for similar services in institutional settings remained relatively stable. Low wage levels for personal assistance workers, which have fallen behind those of comparable occupations; scarce health benefits; and high job turnover rates highlight the need for greater attention to ensuring a stable and well-trained workforce to meet growing demand.

Activities of Daily Living↗