Elaine J. Yuen

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BACKGROUND In the US, a growing body of epidemiological studies has documented widespread potentially inappropriate medication prescribing among the elderly in outpatient settings. However, only limited information exists in Europe. OBJECTIVE To evaluate the prevalence of potentially inappropriate medication prescribing among elderly outpatients in Emilia(More)
AIMS AND BACKGROUND The study evaluated the use of Italian hospital discharge data (SDO, scheda di dimissione ospedaliera) for identifying women with incident breast cancer, determining stage at diagnosis and assessing quality of care. STUDY DESIGN Women aged 20+ years residing in the Regione Emilia-Romagna, Italy, between 2002 and 2005 were studied. Case(More)
OBJECTIVE To examine potential changes in quality of care associated with a recent financing system implementation in Italy: in 1995, hospital financing reform implemented in Italy included the introduction of a DRG-based hospital financing system with the goals of controlling the growth of hospital costs and making hospitals more accountable for their(More)
BACKGROUND AND OBJECTIVES Automated pharmacy data have been used to develop a measure of chronic disease status in the general population. The objectives of this project were to refine and apply a model of chronic disease identification using Italian automated pharmacy data; to describe how this model may identify patterns of morbidity in Emilia Romagna, a(More)
Crafting a payment mechanism for hospitals that provides for the legitimate operating needs of efficient institutions is an enduring health policy dilemma. The Prospective Payment System used by Medicare and some other payers in the US has been criticized for not adjusting for differences in severity of illness within diagnosis-related groups (DRGs).(More)
In rural areas, it is important to clarify our understanding of how primary care and specialty mental health professionals organize care for those with mental disorders, and the role that linkages between specialty mental health and primary health care providers can play in the effectiveness of such care. Although these are issues that must be generally(More)
This study describes how severity of illness may refine the definition of ambulatory care-sensitive conditions, or ACSCs. Hospital discharge abstract data from Philadelphia were combined with census data to develop population-based adjusted rates of hospitalization for diabetes and asthma, two ACSCs. By stratifying ACSC hospitalization by severity of(More)
BACKGROUND While there is evidence of ethnic variation in the prevalence of gastro-oesophageal reflux disease (GERD) symptoms, few population-based studies examine GERD symptom prevalence amongst the growing Hispanic minority in the US as well as Asians in the West. AIM To examine the prevalence, awareness and care patterns for GERD across different(More)
Gender-based differences in hospital use may result from biological differences or may suggest problems of access to health services and quality of care. We hypothesized that there should be no difference in hospital care between men and women, given the same diagnosis. Hospitalizations were characterized by severity of illness, as this may indicate the(More)