James J. Kennedy

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BACKGROUND Research on the scope of use and factors associated with herbal medicine use is limited. OBJECTIVES The aims of this work were to assess national usage patterns, reasons for use, and the perceived efficacy of herbal products and dietary supplements. METHODS This was a secondary analysis of the complementary and alternative medicine (CAM)(More)
BACKGROUND Despite the proven efficacy of prescription regimens in reducing disease symptoms and preventing or minimizing complications, poor medication adherence remains a significant public health problem. Medicare beneficiaries have high rates of chronic illness and prescription medication use, making this population particularly vulnerable to(More)
BACKGROUND Past national surveys indicate that use of herbs and dietary supplements rose rapidly in the United States during the 1990s and early 2000s. Additional research is needed to determine whether this growth rate and associated patterns of use have persisted over time. OBJECTIVES The objectives of this study were: (1) to assess population and(More)
BACKGROUND Prior research indicates that residents of the United States are nearly twice as likely as Canadian residents to report cost-related nonadherence (CRNA) (ie, being unable to fill > or =1 prescription due to cost). However, these kinds of national comparisons obscure important within-country differences in insurance coverage. OBJECTIVE This(More)
The World Wide Web has become the largest single possible source of processing power. By coupling CPU time donated by volunteers, researchers and industry have the ability to execute applications that traditionally were in the domain of the supercomputer users. This paper presents one such attempt at creating a system capable of exploiting this abundance of(More)
BACKGROUND Depression is one of the most common mental illnesses in the United States. However, research on antidepressant usage patterns in a large nationally representative sample is limited. OBJECTIVES The aims of this study were (1) to examine factors associated with the use of antidepressants in patients with DSM-IV mood disorders, and (2) to(More)
BACKGROUND Accurate assessments of need for disability assistance are essential for effective planning of disability support services, but there is little national data on type and acuity of need. OBJECTIVE To more fully delineate the type and magnitude of disability assistance needs across the US population, focusing on factors associated with perceived(More)
In emergency medicine, there is an ongoing debate regarding patients who use the emergency department (ED) as their usual source of medical care-an arguably costly and inefficient pattern of utilization. However, there are few accurate national data on the prevalence of such usage. This analysis uses the 1998 National Health Interview Survey to estimate the(More)
Analyses of 2002 National Health Interview supplement on complementary and alternative medicine (NHI%AM) indicate that approximately 38 million adults in the US (18.9% of the population) used natural herbs or supplements in the preceding 12 months, but only one-third told their physician about this use. The objectives of this study are: (i) to determine(More)
OBJECTIVES This study estimated national prevalence rates of medication noncompliance due to cost and resulting health problems among adults with disabilities. METHODS Analyses involved 25,805 respondents to the Disability Follow-Back Survey, a supplement to the 1994 and 1995 National Health Interview Surveys. RESULTS Findings showed that about 1.3(More)