Mary Vaughan‐Sarrazin

ORCID: 0000-0001-8717-1061
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About
Contact & Profiles
Research Areas
  • Healthcare Policy and Management
  • Atrial Fibrillation Management and Outcomes
  • Primary Care and Health Outcomes
  • Emergency and Acute Care Studies
  • Cardiac, Anesthesia and Surgical Outcomes
  • Health Systems, Economic Evaluations, Quality of Life
  • Cardiac Valve Diseases and Treatments
  • Venous Thromboembolism Diagnosis and Management
  • Patient Satisfaction in Healthcare
  • Acute Myocardial Infarction Research
  • Global Health Workforce Issues
  • Infective Endocarditis Diagnosis and Management
  • Cardiac Arrhythmias and Treatments
  • Geriatric Care and Nursing Homes
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Cardiac Imaging and Diagnostics
  • Heart Failure Treatment and Management
  • HIV/AIDS Research and Interventions
  • Healthcare cost, quality, practices
  • Cardiac Arrest and Resuscitation
  • Peripheral Artery Disease Management
  • Substance Abuse Treatment and Outcomes
  • Colorectal Cancer Screening and Detection
  • Mechanical Circulatory Support Devices
  • Acute Kidney Injury Research

Iowa City VA Health Care System
2016-2025

University of Iowa
2016-2025

Veterans Health Administration
2007-2025

Iowa City VA Medical Center
2014-2024

University of Iowa Hospitals and Clinics
2010-2024

University of Iowa Health Care
2024

University of Massachusetts Chan Medical School
2021

Cleveland Clinic
2020

Collegium Mazovia Innowacyjna Szkoła Wyższa
2018-2019

Iowa Policy Project
2016

<h3>Context</h3>Total hip arthroplasty is a common surgical procedure but little known about longitudinal trends.<h3>Objective</h3>To examine demographics and outcomes of patients undergoing primary revision total arthroplasty.<h3>Design, Setting, Participants</h3>Observational cohort 1 453 493 Medicare Part A beneficiaries who underwent 348 596 arthroplasty. Participants were identified using International Classification Diseases, Ninth Revision, Clinical Modification codes for between 1991...

10.1001/jama.2011.478 article EN JAMA 2011-04-19

Chinese translation Background: Reducing length of stay (LOS) has been a priority for hospitals and health care systems. However, there is concern that this reduction may result in increased hospital readmissions. Objective: To determine trends LOS 30-day readmission rates all medical diagnoses combined 5 specific common the Veterans Health Administration. Design: Observational study from 1997 to 2010. Setting: All 129 acute Affairs United States. Patients: 4 124 907 admissions with...

10.7326/0003-4819-157-12-201212180-00003 article EN Annals of Internal Medicine 2012-12-18

Research has shown that black patients more frequently undergo surgery at low-quality hospitals than do white patients. We assessed the extent to which living in racially segregated areas and geographic proximity contribute this disparity. Using national Medicare data for all who underwent one of three high-risk surgical procedures 2005–08, we found actually tended live closer higher-quality did but were 25–58 percent likely whites receive hospitals. Racial segregation was also a factor,...

10.1377/hlthaff.2011.1365 article EN Health Affairs 2013-06-01

Surgical site infections (SSIs) are potentially preventable complications that associated with excess morbidity and mortality.To determine the costs total, deep, superficial SSIs among all operations for high-volume surgical specialties.Surgical patients from 129 Veterans Affairs (VA) hospitals were included. The Health Administration Decision Support System VA Quality Improvement Program databases used to assess who underwent surgery in fiscal year 2010.Linear mixed-effects models evaluate...

10.1001/jamasurg.2013.4663 article EN JAMA Surgery 2014-05-21

The Blue Button feature of online patient portals promotes engagement by allowing patients to easily download their personal health information. This study examines the adoption and use in Department Veterans Affairs' (VA) record portal, My HealtheVet.An survey presented a 4% random sample HealtheVet users between March May 2012. Questions were designed determine characteristics associated with use, perceived value how non-VA providers share information providers.Of participants (N=18 398),...

10.1136/amiajnl-2014-002723 article EN Journal of the American Medical Informatics Association 2014-04-17

Many hospitals have undertaken initiatives to improve care during the end of life, recognizing that some individuals unique needs are often not met in acute inpatient settings. Studies surgical patients shown this population receive palliative at reduced rates comparison with medical patients.To determine differences use and hospice between an integrated health system.Veterans Health Administration (VHA) enrollment data administrative sets were used identify 191,280 VHA who died October 1,...

10.1001/jamasurg.2014.2101 article EN JAMA Surgery 2014-09-24

<h3>Importance</h3> Randomized clinical trials have yielded conflicting results about the effects of remdesivir therapy on survival and length hospital stay among people with COVID-19. <h3>Objective</h3> To examine associations between treatment hospitalized COVID-19 in routine care settings. <h3>Design, Setting, Participants</h3> This retrospective cohort study used data from Veterans Health Administration (VHA) to identify adult patients 123 VHA hospitals who had a first hospitalization...

10.1001/jamanetworkopen.2021.14741 article EN cc-by-nc-nd JAMA Network Open 2021-07-15

Staphylococcus aureus bacteremia is common and frequently associated with poor outcomes. Evidence indicates that specific care processes are improved outcomes for patients S bacteremia, including appropriate antibiotic prescribing, use of echocardiography to identify endocarditis, consultation infectious diseases (ID) specialists. Whether these has increased in routine or whether led large-scale improvements survival unknown.To examine the association evidence-based mortality.This...

10.1001/jamainternmed.2017.3958 article EN JAMA Internal Medicine 2017-09-05

The emergence of specialty hospitals focusing on narrow procedural areas has generated controversy, although little is known about their quality.We conducted a retrospective cohort study 42,737 Medicare beneficiaries who underwent percutaneous coronary intervention (PCI) and 26,274 coronary-artery bypass grafting (CABG) during 2000 2001 in cardiac (15 for PCI 15 CABG) general (82 75 the same markets. Administrative data were used to compare patients' characteristics, hospital volumes,...

10.1056/nejmsa042325 article EN New England Journal of Medicine 2005-04-06

Background: The emergence of specialty orthopaedic hospitals has generated widespread controversy, but little is known about the quality care they deliver. Our objective was to compare characteristics and outcomes patients undergoing major joint replacement in general hospitals. Methods: We conducted a retrospective cohort study 51,788 Medicare beneficiaries who underwent total hip 99,765 knee thirty-eight 517 between 1999 2003. compared demographic data, rates comorbid illness,...

10.2106/jbjs.f.00873 article EN Journal of Bone and Joint Surgery 2007-08-01

Racial differences in the use of coronary revascularization after acute myocardial infarction (AMI) have been widely reported. However, few studies examined patterns care for AMI patients admitted to hospitals with and without services.To compare rates hospital transfer, revascularization, mortality black white services.Retrospective cohort study 1,215,924 Medicare beneficiaries aged 68 years older, between January 1, 2000, June 30, 2005, 4627 US services.For nonrevascularization hospitals,...

10.1001/jama.297.22.2489 article EN JAMA 2007-06-12

Intensive care unit (ICU) telemedicine (TM) programs have been promoted as improving access to intensive specialists and ultimately patient outcomes, but data on effectiveness are limited conflicting.To examine the impact of ICU TM mortality rates length stay (LOS) in an integrated health system.Observational pre-post study patients treated 8 "intervention" ICUs (7 hospitals within US Department Veterans Affairs system) during 2011-2012 that implemented monitoring post-TM period well...

10.1001/jamainternmed.2014.1503 article EN JAMA Internal Medicine 2014-05-12

During the COVID-19 pandemic, patients with chronic illnesses avoided regular medical care, raising concerns about long-term complications. Our objective was to identify a population of older conditions who may be at risk from delayed or missed care (DMC) and follow their non-COVID outcomes during pandemic.

10.1111/jgs.17722 article EN Journal of the American Geriatrics Society 2022-02-24

ContextCertificate of need regulation was designed to control health care costs by preventing facilities from expanding unnecessarily. While there have been several studies investigating whether these regulations affected investment, few evaluated the relationship between certificate and quality care.ObjectiveTo compare risk-adjusted mortality hospital volumes for coronary artery bypass graft (CABG) surgery in states with without regulation.Design, Setting, ParticipantsRetrospective cohort...

10.1001/jama.288.15.1859 article EN JAMA 2002-10-16

Background— Few studies have examined the association of race and outcomes after coronary artery bypass graft (CABG) surgery while controlling for both patient hospital effects. Methods Results— We retrospectively analyzed data on a cohort 566 785 white 24 354 black Medicare beneficiaries 65 years old older undergoing CABG in 1091 US hospitals from 1997 to 2000. Mortality repeat revascularization rates were sequential adjustment differences by use generalized estimating equations. Unadjusted...

10.1161/01.cir.0000157728.49918.9f article EN Circulation 2005-03-15

In the last decade, a few states or regions in United States have initiated efforts to publicly disseminate coronary artery bypass graft (CABG) surgery outcomes and/or formally initiate quality improvement programs for CABG surgery.To compare mortality rates and changes with improvement/public dissemination remainder of country.Medicare data from 1994 1999 were used develop logistic regression model that predicts patient on basis preoperative risk factors region country.In-hospital, 30-day,...

10.1097/01.mlr.0000088452.82637.40 article EN Medical Care 2003-09-26
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