Andrew P. Wilper

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OBJECTIVES We analyzed the prevalence of chronic illnesses, including mental illness, and access to health care among US inmates. METHODS We used the 2002 Survey of Inmates in Local Jails and the 2004 Survey of Inmates in State and Federal Correctional Facilities to analyze disease prevalence and clinical measures of access to health care for inmates. (More)
OBJECTIVES A 1993 study found a 25% higher risk of death among uninsured compared with privately insured adults. We analyzed the relationship between uninsurance and death with more recent data. METHODS We conducted a survival analysis with data from the Third National Health and Nutrition Examination Survey. We analyzed participants aged 17 to 64 years(More)
As emergency department (ED) patient volumes increase throughout the United States, are patients waiting longer to see an ED physician? We evaluated the change in wait time to see an ED physician from 1997 to 2004 for all adult ED patients, patients diagnosed with acute myocardial infarction (AMI), and patients whom triage personnel designated as needing(More)
BACKGROUND No recent national studies have assessed chronic illness prevalence or access to care among persons without insurance in the United States. OBJECTIVE To compare reports of chronic conditions and access to care among U.S. adults, by self-reported insurance status. DESIGN Population-based survey. SETTING National Health and Nutritional(More)
BACKGROUND Emergency departments (EDs) are traditionally designed to provide rapid evaluation and stabilization and are neither staffed nor equipped to provide prolonged care. Longer ED length of stay (LOS) may compromise quality of care and contribute to delays in the emergency evaluation of other patients. OBJECTIVES The objective was to determine(More)
In this paper we explore whether uninsured Americans with three chronic conditions were less likely than the insured to be aware of their illness or to have it controlled. Among those with diabetes and elevated cholesterol, the uninsured were more often undiagnosed. Among hypertensives and people with elevated cholesterol, the uninsured more often had(More)
OBJECTIVE To determine whether insurance status is associated with differential outpatient treatment of migraine in the United States. METHODS We analyzed 11 years of data from the National Ambulatory Medical Care Survey and National Hospital Ambulatory Medical Care Survey (1997-2007), which survey patient visits to doctors' offices, hospital outpatient(More)
OBJECTIVES This study assessed whether sociodemographic differences exist in triage assignment and whether these differences affect initial diagnostic testing in the emergency department (ED) for patients presenting with chest pain. METHODS A nationally representative ED data sample for all adults (>or=18 years) was obtained from the National Hospital(More)
Cardiovascular disease is a major cause of mortality and disability. We analyzed the National Health and Nutrition Examination Survey (1998–2008). We used logistic regression analysis to compare the odds of having undiagnosed and uncontrolled hypertension and hyperlipidemia among FB and US born adults sequentially adjusting for (1) age and gender, (2)(More)