Publications in VIVO

Co-author Network

Co-investigator Network

Ari B Friedman, MD, PhD

Person

Positions

Assistant Professor, University of Pennsylvania

Location

Philadelphia, PA

Clinical Disciplines

GEMSSTAR awardee

Publications
Research
Other
View All

Selected Publications

article
1. Trends in visits, imaging, and diagnosis for emergency department abdominal pain presentations in the United States, 2007-2019.. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine. 2024
2. Hospital-free days: A novel measure to study outcomes for emergency department care.. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine. 31:1074-1077. 2024
3. Artificial Intelligence for Emergency Care Triage-Much Promise, but Still Much to Learn.. JAMA network open. 7:-. 2024
4. User Information Sharing and Hospital Website Privacy Policies.. JAMA network open. 7:-. 2024
5. Identifying low acuity Emergency Department visits with a machine learning approach: The low acuity visit algorithms (LAVA).. Health services research. 59:-. 2024
6. Patient perceptions of behavioral flags in the emergency department: A qualitative analysis.. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine. 31:640-648. 2024
7. Costs of Care for Operative and Non-Operative Management of Emergency General Surgery Conditions.. Annals of surgery. 279:684-691. 2023
8. Information About Provision of Abortion on U.S. Hospital Websites: A Cross-Sectional Analysis.. Annals of internal medicine. 176:1434-1436. 2023
9. Medical journals and advertiser tracking-Consequences for patients, clinicians, and editors.. Digital health. -. 2023
10. Considering the Whole Person in Hospital Admission Decisions for Older Adults in the Emergency Department.. JAMA internal medicine. 183:793-794. 2023
11. The Scope and Legal Implications of Tracking Technologies on Hospital Websites.. JAMA. 330:217-218. 2023
12. Patient and clinician perspectives of a remote monitoring program for COVID-19 and lessons for future programs.. BMC health services research. 23:-. 2023
13. National Cohort Study of Resource Utilization in Older Adults With Emergency General Surgery Conditions.. The Journal of surgical research. 310-318. 2023
14. Qualitative Perspectives of Emergency Nurses on Electronic Health Record Behavioral Flags to Promote Workplace Safety.. JAMA network open. 6:-. 2023
15. Widespread Third-Party Tracking On Hospital Websites Poses Privacy Risks For Patients And Legal Liability For Hospitals.. Health affairs (Project Hope). 42:508-515. 2023
16. Prevalence of Behavioral Flags in the Electronic Health Record Among Black and White Patients Visiting the Emergency Department.. JAMA network open. 6:-. 2023
17. Patient and clinician perspectives of a remote monitoring program for COVID-19 and lessons for future programs.. Research square. 2022
18. Health System Structure: An Opportunity To Address Structural Racism And Discrimination.. Annals of surgery. 277:854-858. 2022
19. Prevalence of Third-Party Tracking on Abortion Clinic Web Pages.. JAMA internal medicine. 182:1221-1222. 2022
20. The combined effects of physical frailty and cognitive impairment on emergency department- versus direct-admission hospitalizations.. BMC geriatrics. 22:-. 2022
21. Algorithms Identifying Low Acuity Emergency Department Visits: A Review and Validation Study.. Health services research. 57:979-989. 2022
22. Buprenorphine Uptake During Pregnancy Following the 2017 Guidelines Update on Prenatal Opioid Use Disorder.. American journal of obstetrics and gynecology. 227:544-546.e1. 2022
23. Addressing Online Health Privacy Risks for Older Adults: A Perspective on Ethical Considerations and Recommendations.. Gerontology & geriatric medicine. -. 2022
24. Pulse Oximetry for Monitoring Patients with Covid-19 at Home - A Pragmatic, Randomized Trial.. The New England journal of medicine. 386:1857-1859. 2022
25. Prevalence of Third-party Tracking on Medical Journal Websites.. JAMA health forum. 3:-. 2022
26. Racial disparities in the management of emergency department patients presenting with psychiatric disorders.. Annals of epidemiology. 9-16. 2022
27. Telemedicine catches on: changes in the utilization of telemedicine services during the COVID-19 pandemic.. The American journal of managed care. 28:e1-e6. 2022
28. Comparative Effectiveness of an Automated Text Messaging Service for Monitoring COVID-19 at Home.. Annals of internal medicine. 175:179-190. 2021
29. Evaluation and disposition of older adults presenting to the emergency department with abdominal pain.. Journal of the American Geriatrics Society. 70:501-511. 2021
30. Predictors of Initiation of Medication for Opioid Use Disorder and Retention in Treatment Among U.S. Pregnant Women, 2013-2017.. Obstetrics and gynecology. 137:687-694. 2021
31. Urgent Care Centers Deter Some Emergency Department Visits But, On Net, Increase Spending.. Health affairs (Project Hope). 40:587-595. 2021
32. Prevalence of Medical Journal Websites That Deny Access to Users Who Block Browser Cookies.. JAMA network open. 4:-. 2021
33. Financing of US Graduate Medical Education-Reply.. JAMA. 325:-. 2021
34. Delayed emergencies: The composition and magnitude of non-respiratory emergency department visits during the COVID-19 pandemic.. Journal of the American College of Emergency Physicians open. 2:-. 2021
35. Disruptions in preventive care: Mammograms during the COVID-19 pandemic.. Health services research. 56:95-101. 2020
36. Prevalence of Third-Party Tracking on COVID-19-Related Web Pages.. JAMA. 324:1462-1464. 2020
37. Moving the Financing of Graduate Medical Education Into the 21st Century.. JAMA. 324:1035-1036. 2020
38. Confidence at 100%: Characteristics of Likelihood Ratio Confidence Intervals in the Emergency Medicine Diagnostics Literature.. Academic emergency medicine : official journal of the Society for Academic Emergency Medicine. 27:897-904. 2020
39. Screening for QT Prolongation in the Emergency Department: Is There a Better "Rule of Thumb?". The western journal of emergency medicine. 21:226-232. 2020
40. Appropriations for “appropriate” visits: Payment denials for emergency department care. The American Journal of Emergency Medicine. 2018
41. Comparing resource use between paediatric emergency department visits by triage level. Emergency medicine journal : EMJ. 2018
42. Distribution of Medical Education Debt by Specialty, 2010-2016.. JAMA internal medicine. 177:1532-1535. 2017
43. Forgiven but not Relieved: US Physician Workforce Consequences of Changes to Public Service Loan Forgiveness.. Journal of general internal medicine. 31:1237-41. 2016
44. Urgent Care Needs Among Nonurgent Visits to the Emergency Department.. JAMA internal medicine. 176:852-4. 2016
45. Trends in hospital ED closures nationwide and across Medicaid expansion, 2006-2013.. The American journal of emergency medicine. 34:1262-4. 2016
46. Estimating negative likelihood ratio confidence when test sensitivity is 100%: A bootstrapping approach.. Statistical methods in medical research. 26:1936-1948. 2015
47. No Place to Call Home--Policies to Reduce ED Use in Medicaid.. The New England journal of medicine. 372:2382-5. 2015
48. Primary care appointment availability and preventive care utilization: evidence from an audit study.. Medical care research and review : MCRR. 72:149-67. 2015
49. Economic incentives and use of the intensive care unit.. JAMA. 311:2336-7. 2014
50. Primary care access for new patients on the eve of health care reform.. JAMA internal medicine. 174:861-9. 2014
51. ED, heal thyself.. The American journal of emergency medicine. 32:175-7. 2013
52. To cover their child, one couple navigates a health insurance maze in Pennsylvania.. Health affairs (Project Hope). 32:994-7. 2013
53. Spatial and temporal patterns of particulate matter sources and pollution in four communities in Accra, Ghana 2012
54. Within-Neighborhood Patterns and Sources of Particle Pollution: Mobile Monitoring and Geographic Information System Analysis in Four Communities in Accra, Ghana 2010
55. Diabetes prevalence and diagnosis in US states: analysis of health surveys 2009
56. Particle Pollution in Accra Neighborhoods: Spatial and Socioeconomic Patterns 2009
57. Within-Neighborhood Variation of Particle Pollution in Developing Country Cities: Mobile Monitoring and GIS Analysis in Four Neighborhoods in Accra 2009
58. The Reversal of Fortunes: Trends in County Mortality and Cross-County Mortality Disparities in the United States 2008
59. Lithium Regulates Glycogen Synthase Kinase-3β in Human Peripheral Blood Mononuclear Cells: Implication in the Treatment of Bipolar Disorder 2007
60. Regulation of mouse brain glycogen synthase kinase-3 by atypical antipsychotics 2007
61. Anesthesia and post-mortem interval profoundly influence the regulatory serine phosphorylation of glycogen synthase kinase-3 in mouse brain 2005
62. In Vivo Regulation of Glycogen Synthase Kinase-3β (GSK3β) by Serotonergic Activity in Mouse Brain 2004
document
1. Relative Value Health Insurance And Pay For Performance For Insurers. Health Affairs Blog. 2014
2. The Measurement Plan 2013
3. Effects of Medicaid on Clinical Outcomes