Edward Ewen

ORCID: 0000-0003-4838-8182
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About
Contact & Profiles
Research Areas
  • Acute Myocardial Infarction Research
  • Venous Thromboembolism Diagnosis and Management
  • Diabetes Management and Education
  • Healthcare Systems and Technology
  • Atrial Fibrillation Management and Outcomes
  • Healthcare Policy and Management
  • Antibiotic Use and Resistance
  • Clostridium difficile and Clostridium perfringens research
  • Patient Satisfaction in Healthcare
  • Cardiovascular Health and Risk Factors
  • Pharmaceutical studies and practices
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Healthcare cost, quality, practices
  • Emergency and Acute Care Studies
  • Diabetes Treatment and Management
  • Substance Abuse Treatment and Outcomes
  • Electronic Health Records Systems
  • Chronic Disease Management Strategies
  • Pharmacovigilance and Adverse Drug Reactions
  • Diabetes Management and Research
  • Preterm Birth and Chorioamnionitis
  • Pneumonia and Respiratory Infections
  • Nosocomial Infections in ICU
  • Medical Coding and Health Information
  • Data Mining Algorithms and Applications

Christiana Care Health System
2008-2021

University of the Sciences
2010

University of Arizona
2010

Christiana Hospital
2010

Wilmington University
2010

Bristol-Myers Squibb (United States)
2009

Sanofi (France)
2009

Wilmington VA Medical Center
1990

Jefferson College
1990

Use of electronic health record (EHR) content for comparative effectiveness research (CER) and population management requires significant data configuration. A retrospective cohort study was conducted using patients with diabetes followed longitudinally (N=36,353) in the EHR deployed at outpatient practice networks 2 care systems. extraction classification algorithm targeting identification a new diagnosis type mellitus (T2DM) applied, main criterion being minimum 30-day window between first...

10.1089/pop.2010.0084 article EN Population Health Management 2011-08-30

Abstract Background Patients with untreated substance use disorders (SUDs) are at risk for frequent emergency department visits and repeated hospitalizations. Project Engage, a US pilot program Wilmington Hospital in Delaware, was conducted to facilitate entry of these patients SUD treatment after discharge. identified as having hazardous or harmful alcohol consumption based on results the Alcohol Use Disorders Identification Test-Primary Care (AUDIT-PC), administered all admission, received...

10.1186/1940-0640-7-20 article EN cc-by Addiction Science & Clinical Practice 2012-09-25

Background: Warfarin is recommended for stroke prevention in high-risk patients with atrial fibrillation. However, it often underutilized and inadequately managed actual clinical practice. Objectives: To examine the patterns of warfarin use their relationship bleeding fibrillation community-based primary care practices. Design: Retrospective longitudinal cohort study. Participants: A total 1141 were selected from 17 practices a shared electronic medical record characterized by risk,...

10.2147/vhrm.s34280 article EN cc-by-nc Vascular Health and Risk Management 2012-10-01

ABSTRACT Background Diabetes is a leading cause of death and disability, its prevalence increasing. When diet fails, patients with type 2 diabetes mellitus (T2DM) are prescribed oral hypoglycemics for glycemic control. Few studies have explored initial use or change from hypoglycemic therapy in the primary care setting. We aimed to describe utilization among newly diagnosed 1998–2009 changes subsequent older agents using electronic health records. Methods This observational cohort study used...

10.1002/pds.2262 article EN Pharmacoepidemiology and Drug Safety 2012-01-16

ABSTRACT Purpose Little is known about the comparative effects of common oral antidiabetic drugs ([OADs] metformin, sulfonylureas, or thiazolidinediones [THZs]) on chronic kidney disease (CKD) outcomes in patients newly diagnosed with type 2 diabetes (T2DM) and followed community primary care practices. Electronic health records (EHRs) were used to evaluate relationships between OAD class use incident proteinuria prevention glomerular filtration rate decline. Methods A retrospective cohort...

10.1002/pds.3413 article EN Pharmacoepidemiology and Drug Safety 2013-02-24

The objective was to evaluate the use of a payer-based electronic health record (P-EHR), which is clinical summary patient's medical and pharmacy claims history, in an emergency department (ED) on length stay (LOS) plan payments.A large urban ED partnered with dominant region implemented P-EHR technology September 2005 for widespread members presenting ED. A retrospective observational study design used this previously P-EHR. Health hospital data were identify 2,288 encounters. Encounters (n...

10.1111/j.1553-2712.2010.00816.x article EN Academic Emergency Medicine 2010-07-29

The economic impact of bleeding in the setting nonemergent percutaneous coronary intervention (PCI) is poorly understood and complicated by variety definitions currently employed. This retrospective analysis examines contrasts in-hospital cost associated with this procedure using six employed recent clinical trials.All PCI cases at Christiana Care Health System not requiring a subsequent artery bypass were identified between January 2003 March 2006. Bleeding events chart review, registry,...

10.1111/j.1540-8183.2009.00431.x article EN Journal of Interventional Cardiology 2009-02-27

Little is known about the contribution of telephone-based prescribing on overall antibiotic utilization. The objective this study was to determine extent and characteristics in teaching non-teaching primary care practices.This retrospective cohort included all patients (n = 114 610) cared for by internal medicine, pediatrics, family practice, obstetrics/gynecology practices 19) affiliated with a large US healthcare system during 2006-2010 using common electronic medical record. Rates types...

10.1002/pds.3686 article EN Pharmacoepidemiology and Drug Safety 2014-07-31

Article Free Access Share on Data warehousing in an integrated health system: building the business case Authors: Edward F. Ewen Director of Disease Management, Christiana Care Health System SystemView Profile , Carl E. Medsker Research Engineer, Drexel University UniversityView Laura Dusterhoft Project Coordinator, Authors Info & Claims DOLAP '98: Proceedings 1st ACM international workshop and OLAPNovember 1998 Pages 47–53https://doi.org/10.1145/294260.294271Published:01 November...

10.1145/294260.294271 article EN 1998-11-01

To evaluate the rate of allergy documentation during inpatient admissions and determine if discrepancies exist between ethnicities English proficiency, genders, by medication classes.Patients at an outpatient clinic with severe allergies documented in their electronic medical record were identified. Inpatient hospital following date this was reviewed presence or absence noted. An overall successful calculated dividing number where entered into total opportunity to enter existed. Each...

10.4321/s1886-36552008000400005 article EN cc-by-nc-nd Pharmacy Practice 2008-12-01

This retrospective study of office and hospital electronic medical records from June 1991 to 2007 examines the occurrence severe blood pressure (BP) elevation (>180/110 mm Hg) subsequent risk cardiovascular events in a diverse set primary care practices. A total 18,747 patients were categorized according BP using 3 methodologies based on highest historical value, first recorded time-averaged antecedent values. During follow-up period (median 3.8 years) there 949 80 cardiovascular-related...

10.1111/j.1751-7176.2009.00097.x article EN Journal of Clinical Hypertension 2009-03-26

10.1016/s0749-0690(18)30598-6 article EN Clinics in Geriatric Medicine 1990-08-01

Background: The efficacy of enoxaparin versus unfractionated heparin in the setting ST-elevation myocardial infarction (STEMI) has been demonstrated EXTRACT-TIMI 25, with 17% reductions relative risk primary endpoint death or nonfatal recurrent (MI) (p<0.0001). This study considers cost effectiveness fibrinolysis based on 25. Methods: ITT population 20,479 patients from 48 countries were monitored for clinical and adverse events during index hospitalization through 30 days. Trial-wide...

10.1161/circ.116.suppl_16.ii_858-b article EN Circulation 2007-10-16

Background: The application of treatment guidelines for stroke prevention in patients with non-valvular atrial fibrillation (NVAF) primary care practice is not well understood. This study examined the risk at diagnosis NVAF and decision to initiate oral anticoagulant (OAC) therapy or aspirin (ASA) a community-based population. Methods: A retrospective cohort followed from 1998-2008 health system shared electronic medical record was evaluated. presence NVAF, OAC use, ASA CHADS2 score were...

10.1161/circoutcomes.4.suppl_1.ap33 article EN Circulation Cardiovascular Quality and Outcomes 2011-11-01

BACKGROUND According to Joint ESC/ACC/AHA/WHF Task Force, troponin I (Tn) is the preferred biomarker for diagnosis of acute MI. However, it still common practice order both serial CKMB and Tn rule out OBJECTIVE Our hypothesis that most clinicians only use not results in MI when test are available. Subsequent investigation management decisions based on CKMB. METHODS large regional academic medical center has about 150,000 ED visits /yr. We queried electronic records 65,950 patients from Jan...

10.1161/circoutcomes.4.suppl_2.ap54 article EN Circulation Cardiovascular Quality and Outcomes 2011-11-01
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