Christopher L Bryson

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Medication adherence usually refers to whether patients take their medications as prescribed (eg, twice daily), as well as whether they continue to take a prescribed medication. Medication nonadherence is a growing concern to clinicians, healthcare systems, and other stakeholders (eg, payers) because of mounting evidence that it is prevalent and associated(More)
OBJECTIVES Our aim was to investigate the relation between fish consumption and incidence of congestive heart failure (CHF). BACKGROUND The incidence and health burden of CHF are rising, particularly in older persons. Although n-3 fatty acids have effects that could favorably influence risk of CHF, the relation between fish intake and CHF incidence is(More)
OBJECTIVE To examine the impact of a medication copayment increase on adherence to diabetes, hypertension, and hyperlipidemic medications. STUDY DESIGN Retrospective pre-post observational study. METHODS This study compared medication adherence at 4 Veterans Affairs medical centers between veterans who were exempt from copayments and propensity-matched(More)
RATIONALE AND OBJECTIVES Lung cancer is a frequent cause of death among patients with chronic obstructive pulmonary disease (COPD). We examined whether the use of inhaled corticosteroids among patients with COPD was associated with a decreased risk of lung cancer. METHODS We performed a cohort study of United States veterans enrolled in primary care(More)
BACKGROUND The Veterans Health Administration (VHA) is the largest integrated US health system to implement the patient-centered medical home. The Patient Aligned Care Team (PACT) initiative (implemented 2010-2014) aims to achieve team based care, improved access, and care management for more than 5 million primary care patients nationwide. OBJECTIVES To(More)
IMPORTANCE Adherence to cardioprotective medication regimens in the year after hospitalization for acute coronary syndrome (ACS) is poor. OBJECTIVE To test a multifaceted intervention to improve adherence to cardiac medications. DESIGN, SETTING, AND PARTICIPANTS In this randomized clinical trial, 253 patients from 4 Department of Veterans Affairs(More)
PURPOSE To assess the association between the type of antihypertensive medication and all-cause mortality among patients with chronic obstructive pulmonary disease (COPD). METHODS The cohort comprised 1966 patients (mean [+/- SD] age, 65.8 +/- 10.7 years) enrolled in general internal medicine clinics at seven Veterans Affairs medical centers between(More)
BACKGROUND Racial and ethnic differences in prevalence of albuminuria in a nationally representative population with and without diabetes were assessed. METHODS We analyzed cross-sectional data collected for the 20,050 participants of the Third National Health and Nutrition Examination Survey (NHANES III) to determine factors that contributed to(More)
OBJECTIVES To evaluate the association between alcohol screening results and health status or mortality in elderly patients. DESIGN Cross-sectional and longitudinal cohort studies. SETTING Primary care clinics at seven Veterans Affairs medical centers. PARTICIPANTS A total of 16,958 male patients aged 65 and older. MEASUREMENTS Alcohol screening(More)
OBJECTIVE Our aim was to measure the prevalence and time trends of diabetes, impaired fasting glucose, and insulin resistance in the United States during the periods 1988-1994 and 1999-2002. MATERIALS AND METHODS Data were derived from two nationally representative samples of the adult U.S. population collected as part of the National Health and Nutrition(More)