Darrell J. Gaskin

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UNLABELLED In 2008, according to the Medical Expenditure Panel Survey (MEPS), about 100 million adults in the United States were affected by chronic pain, including joint pain or arthritis. Pain is costly to the nation because it requires medical treatment and complicates treatment for other ailments. Also, pain lowers worker productivity. Using the 2008(More)
The MixAlco process is a patented technology that converts any biodegradable material (e.g., sorted municipal solid waste, sewage sludge, industrial biosludge, manure, agricultural residues, energy crops) into mixed alcohol fuels containing predominantly 2-propanol, but also higher alcohols up to 7-tridecanol. The feedstock is treated with lime to increase(More)
Past research indicates that access to health care and utilization of services varies by sociodemographic characteristics, but little is known about racial differences in health care utilization within racially integrated communities. To determine whether perceived discrimination was associated with delays in seeking medical care and adherence to medical(More)
BACKGROUND Patients in Phase I clinical trials sometimes report high expectations regarding the benefit of treatment. The authors examined a range of patient characteristics to determine which factors were associated with greater expectations of benefit from Phase I trials. METHODS Participants were adult patients with cancer who had been offered(More)
BACKGROUND Despite speculation that clinical information technologies will improve clinical and financial outcomes, few studies have examined this relationship in a large number of hospitals. METHODS We conducted a cross-sectional study of urban hospitals in Texas using the Clinical Information Technology Assessment Tool, which measures a hospital's level(More)
This paper provides evidence that growth in health maintenance organization (HMO) enrollment slows hospital cost inflation. During the period 1985-1993, hospitals in areas with high rates of HMO penetration and growth had a slower rate of growth in expenses (8.3%) than hospitals in low penetration areas (11.2%). From 1992-1993, HMO growth lowered the rate(More)
PURPOSE To describe and compare the perceptions of cancer patients and their physicians regarding phase I clinical trials. METHODS Eligible patients had been offered phase I trial participation and had decided to participate but had not yet begun treatment. Each patient's physician also served as a study subject. Patients and physicians completed(More)
Progress in understanding the nature of health disparities requires data that are race-comparative while overcoming confounding between race, socioeconomic status, and segregation. The Exploring Health Disparities in Integrated Communities (EHDIC) study is a multisite cohort study that will address these confounders by examining the nature of health(More)
Using data from the 2006 Medical Expenditure Panel Survey and the 2000 Census, the authors explored whether race/ethnic disparities in health care use were associated with residential segregation. They used five measures of health care use: office-based physician visits, outpatient department physician visits, visits to nurses and physician's assistants,(More)
BACKGROUND Relatively little empirical research has addressed physicians' responses to fee changes under the Medicare Fee Schedule. OBJECTIVES We analyzed Medicare claims data for ophthalmologists and orthopedic surgeons for the years 1991 through 1994 to evaluate the relative importance of profit-maximizing and target-income theories in determining(More)