Publications by authors named "Robert Ohsfeldt"

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Examining the Cost-Effectiveness of Introducing Patient Navigation Services for Colorectal Cancer Screening Among a Low-Income and Uninsured Population.
Wen Hsin Chen, Robert Ohsfeldt, Murray Côté, Eva Shipp, Marivel Sanchez

Health Serv Insights· December 2025

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Utilization of Outpatient Mental Health Services During and 2 Years after the COVID-19 Pandemic.
Michelle A Hayek, Hye-Chung Kum, Sulki Park, Robert Ohsfeldt, Mark A Lawley

Telemed J E Health· September 2025

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Cost-Effectiveness of a Shock Team Approach in Refractory Cardiogenic Shock.
Iosif Taleb, Theodoros V Giannouchos, Christos P Kyriakopoulos, Antoine Clawson, Erin S Davis, Robert L Ohsfeldt

Circ Heart Fail· November 2024

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Trends and disparities in emergency department visits for schizophrenia spectrum disorders in Texas from 2019 to 2022.
Theodoros V Giannouchos, Robert L Ohsfeldt, Hye-Chung Kum

Psychiatry Res· October 2024

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Unfavorable Outcomes Associated With Glucocorticoid Use in Current Standard-of-Care Management of Systemic Lupus Erythematosus in Canada.
Zahi Touma, Sheena Kayaniyil, Anna Parackal, Denisse Bonilla, Jiandong Su, Robert Ohsfeldt

ACR Open Rheumatol· September 2024

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Economic Impact of Ambulatory Blood Pressure Monitoring Compared With Clinical Blood Pressure Monitoring: A Simulation Model.
Michelle A Hayek, Alejandro Catacora, Mark A Lawley, Hye-Chung Kum, Robert L Ohsfeldt

Health Serv Insights· September 2024

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Racial and Ethnic Disparities in Hepatocellular Carcinoma Treatment Receipt in the United States: A Systematic Review and Meta-Analysis.
Nikita Sandeep Wagle, Sulki Park, David Washburn, Robert Ohsfeldt, Hye-Chung Kum

Cancer Epidemiol Biomarkers Prev· April 2024

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Actual and perceived E-cigarettes behaviors among a national sample of U.S. college students.
Anas Khurshid Nabil, Adam E Barry, Hye-Chung Kum, Robert L Ohsfeldt

J Am Coll Health· January 2024

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Descriptive study of the real-world, long-term cost estimates and duration of use for hormonal and nonhormonal intrauterine devices using US commercial insurance claims.
Brian T Nguyen, Katrina Heyrana, Robert Ohsfeldt, Adam Johnston, Kent Summers

J Manag Care Spec Pharm· December 2023

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Costs of breast cancer recurrence after initial treatment for HR+, HER2-, high-risk early breast cancer: estimates from SEER-Medicare linked data.
Alexandra S Vitko, Pam Martin, Sheng Zhang, Adam Johnston, Robert Ohsfeldt

J Med Econ· December 2023

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Racial, Ethnic, and Socioeconomic Disparities in Treatment Delay Among Patients With Hepatocellular Carcinoma in the United States.
Nikita Sandeep Wagle, Sulki Park, David Washburn, Robert L Ohsfeldt, Nicole E Rich

Clin Gastroenterol Hepatol· May 2023

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A Cost-Effectiveness Analysis of Fosfomycin: A Single-Dose Antibiotic Therapy for Treatment of Uncomplicated Urinary Tract Infection.
Morgan Kassabian, Michael S Calderwood, Robert Ohsfeldt

Health Serv Insights· October 2022

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Predictors of Pediatric Frequent Emergency Department Use Among 7.6 million Pediatric Patients in New York.
Sophia C Anyatonwu, Theodoros V Giannouchos, David J Washburn, Ricardo A Quinonez, Robert L Ohsfeldt

Acad Pediatr· August 2022

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Racial, Ethnic, and Socioeconomic Disparities in Curative Treatment Receipt and Survival in Hepatocellular Carcinoma.
Nikita Sandeep Wagle, Sulki Park, David Washburn, Robert L Ohsfeldt, Nicole E Rich

Hepatol Commun· May 2022

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The Effect of the Medicaid Expansion on Frequent Emergency Department Use in New York.
Theodoros V Giannouchos, Hye-Chung Kum, Jodie Gary, Robert Ohsfeldt, Michael Morrisey

J Emerg Med· December 2021

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Inpatient Hospital Costs for COVID-19 Patients in the United States.
Robert L Ohsfeldt, Casey Kar-Chan Choong, Patrick L Mc Collam, Hamed Abedtash, Kari A Kelton

Adv Ther· November 2021

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Cost-Effectiveness of Baricitinib Compared With Standard of Care: A Modeling Study in Hospitalized Patients With COVID-19 in the United States.
Robert Ohsfeldt, Kari Kelton, Tim Klein, Mark Belger, Patrick L Mc Collam

Clin Ther· November 2021

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The effect of expanded insurance coverage under the Affordable Care Act on emergency department utilization in New York.
Theodoros V Giannouchos, Hye-Chung Kum, Jodie C Gary, Michael A Morrisey, Robert L Ohsfeldt

Am J Emerg Med· October 2021

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Health services utilization, out-of-pocket expenditure, and underinsurance among insured non-elderly cancer survivors in the United States, 2011-2015.
Mohammad A Karim, Amit G Singal, Robert L Ohsfeldt, Michael A Morrisey, Hye-Chung Kum

Cancer Med· August 2021

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Cost-impact analysis of baroreflex activation therapy in chronic heart failure patients in the United States.
John Bisognano, John E Schneider, Shawn Davies, Robert L Ohsfeldt, Elizabeth Galle

BMC Cardiovasc Disord· March 2021

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Comparative analysis of long-term organ damage in patients with systemic lupus erythematosus using belimumab versus standard therapy: a post hoc longitudinal study.
Murray B Urowitz, Robert L Ohsfeldt, Ronald C Wielage, John J Dever, Mehdi Zakerifar

Lupus Sci Med· October 2020

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Predictors of Multiple Emergency Department Utilization Among Frequent Emergency Department Users in 3 States.
Theodoros V Giannouchos, David J Washburn, Hye-Chung Kum, William M Sage, Robert L Ohsfeldt

Med Care· February 2020

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A quality-of-life mapping function developed from a grass pollen sublingual immunotherapy trial to a tree pollen sublingual immunotherapy trial.
Katherine Dick, Andrew Briggs, Robert Ohsfeldt, Tobias Sydendal Grand, Sarah Buchs

J Med Econ· January 2020

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Cost-Effectiveness Analysis of Erenumab Versus OnabotulinumtoxinA for Patients with Chronic Migraine Attacks in Greece.
Theodoros V Giannouchos, Dimos-Dimitrios Mitsikostas, Robert L Ohsfeldt, Athanassios Vozikis, Paraskevi Koufopoulou

Clin Drug Investig· October 2019

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The Effects of Chronic Disease on Ambulatory Care-Sensitive Hospitalizations for Children or Youth.
Charles D Phillips, Chau Truong, Hye-Chung Kum, Obioma Nwaiwu, Robert Ohsfeldt

Health Serv Insights· October 2019

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