Walid F Gellad

Learn More
BACKGROUND Medication nonadherence is a common problem among the elderly. OBJECTIVE To conduct a systematic review of the published literature describing potential nonfinancial barriers to medication adherence among the elderly. METHODS The PubMed and PsychINFO databases were searched for articles published in English between January 1998 and January(More)
BACKGROUND Antipsychotic medications are commonly prescribed to nursing home residents despite their well-established adverse event profiles. Because little is known about their use in Veterans Affairs (VA) nursing homes [ie, Community Living Centers (CLCs)], we assessed the prevalence and risk factors for antipsychotic use in older residents of VA CLCs. (More)
OBJECTIVE To review the management and outcome of bilateral congenital true vocal cord paralysis in 22 patients treated over a 16-year period and to review the role of tracheostomy in these patients. DESIGN Retrospective chart review. SETTING Pediatric tertiary hospital. PATIENTS Twenty-two pediatric patients diagnosed with bilateral congenital true(More)
BACKGROUND Adherence to pharmacotherapy for heart failure is poor among older adults in part because of high prescription drug costs. We examined the impact of improvements in drug coverage under Medicare Part D on utilization of, and adherence to, medications for heart failure in older adults. METHODS We used a quasi-experimental approach to analyze(More)
BACKGROUND Health insurance claims data may play an important role for health care systems and payers in monitoring the nonmedical use of prescription opioids (NMPO) among patients. However, these systems require valid methods for identifying NMPO if they are to target individuals for intervention. Limited efforts have been made to define NMPO using(More)
BACKGROUND The risk of potentially inappropriate medication (PIM), both prescription and over-the-counter, use in dementia patients is high. Informal caregivers often facilitate patients' use of medications, but the effect of caregiver factors on PIM use has not been a focus of previous research. OBJECTIVE The aim of this study was to examine PIM use in(More)
OBJECTIVE To evaluate Medicare Part D's impact on use of antihypertensive medications among seniors with hypertension. DATA SOURCES Medicare-Advantage plan pharmacy data from January 1, 2004 to December 12, 2007 from three groups who before enrolling in Part D had no or limited drug benefits, and a comparison group with stable employer-based coverage. (More)
OBJECTIVES To assess the association between multiple pharmacy use and medication adherence and potential drug-drug interactions (DDIs) in older adults. DESIGN Cross-sectional propensity score-weighted analysis. SETTING 2009 claims data. PARTICIPANTS A nationally representative sample of 926,956 Medicare Part D beneficiaries aged 65 and older(More)
BACKGROUND Osteoporosis is a major contributor to the propensity to fracture among older adults, and various pharmaceuticals are available to treat it. PURPOSE To update a review about the benefits and harms of pharmacologic treatments used to prevent fractures in adults at risk. DATA SOURCES Multiple computerized databases were searched between 2(More)