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Roumen Vesselinov, PhD

Academic Title:

Assistant Professor

Primary Appointment:

Epidemiology & Public Health

Secondary Appointment(s):

Anesthesiology

Additional Title:

Faculty, Charles "McC" Mathias National Study Center for Trauma and EMS

Location:

110 S. Paca Street, Room 3N-149

Phone (Primary):

(410) 328-8426

Education and Training

B.A., Economics and Statistics, University of National and World Economy, Sofia, Bulgaria

Fulbright scholar, Brown University, Providence, Rhode Island

M.A., Economics, University at Albany, State University of New York

Ph.D., Statistics and Econometrics, University of National and World Economy, Sofia, Bulgaria

 

Biosketch

Dr. Vesselinov’s primary research area is public health, emergency medicine, injury and trauma. His background is in applied statistics, machine learning, AI NLP, data mining, econometrics, and forecasting. He has participated in many research projects funded by the National Institutes of Health (NIH), Centers for Disease Control (CDC), Department of Defense (DoD), and US Army Medical research.  He has published more than 50 papers in peer-refereed journals.

Research/Clinical Keywords

AI NLP, Statistics, Machine Learning, Data Mining, Econometrics, Forecasting

Highlighted Publications

Vesselinov R, Kaushik K, Scarboro M, Kufera J, Chavez A, Bhagat K, Vesselinov E, Stein D. Multifactor analysis of cost of injury using classification and regression trees. Traffic Injury Prevention. 2025 Oct;26(sup1):S158-S166.

Mondal S, Wasylyshyn C, Vesselinov R, Gibbons M, Bhati C, Jones S, Rock P, Anders M, Impact of intraoperative desmopressin on postoperative urine output in adult cadaveric kidney transplantation: a single-centre retrospective cohort study. Canadian Journal of Anesthesiology, 2025-04, Vol.72(4), p.540.

Downing J, Cardona S, Tran Q, Haase D, Vesselinov R, Dattwyler M, Miller T, Gerding J, Jones K, No Echo, No Problem? Predictors of Right Heart Strain Among Patients with Pulmonary Embolism. American Journal of Emergency Medicine, 2025-07,Vol 93,
p.37-47.

Anandalwar S, O’Meara L, Vesselinov R, et al., Warfarin, not Direct Oral Anticoagulants nor Antiplatelet Therapy, is Associated with Increased Bleeding Risk in Emergency General Surgery Patients: Implications in this New Era of Novel Anticoagulants, An EAST Multicenter Study, Journal of Trauma and Acute Care Surgery, 2024-08, Vol.97 (2), p.225-232.

Mondal S, Abuelkasem E, Vesselinov R, Henderson R, Choi S, Mousa A, Zaza K, Tanaka K. Protamine Dosing and its Impact in Cardiac Surgery Transfusion Practice – a retrospective bi-institutional analysis, Transfusion, 2024-03, Vol.64 (3), p.467-474.

Harfouche M, Ghneim M, Nezami N, Vesselinov R, Diaz J. Greater cost without greater benefit: The need to refine transfer criteria for patients with severe acute pancreatitis. Pancreatology, 2023-11, Vol.23 (7), p.784-788.

Zeineddin A, Wu F, Dong, J-F, Vesselinov R, Neal M, Corash L, Pati S, Kozar R. Early Lyophilized Cryoprecipitate Enhances the ADAMTS13: VWF Ratio to Reduce Systemic Endotheliopathy and Lessen Lung Injury in a Mouse Polytrauma Hemorrhage Model: Lyophilized Cryoprecipitate Protects After Hemorrhage. Journal of Trauma and Acute Care Surgery, 2023-05.

O’Meara, L., Zhang, A., Vesselinov, R., et al., Anticoagulation in Emergency General Surgery: Who Bleeds More? The EAST Multicenter Trials ACES study, Journal of Trauma and Acute Care Surgery, 2023-10, Vol.95 (4), p.510-515.

Diaz, J., Barnes, S., O’Meara, L., Sawyer, R., May, A., Cullinane, D., Schroeppel, T., Chipman, A., Kufera, J., Vesselinov, R., Zielinski, M., Meridian Study Group, Acute Care Surgery & Surgical Rescue. Effect of antibiotic duration in emergency general surgery patients with intra-abdominal infection managed with open vs closed abdomen. Journal of the American College of Surgeons, 2022-04, Vol.234 (4), p.419-427.

Zeineddin A, Wu F, Chao W, Zhou L, Vesselinov R, Chipman A, Dong J, Huang H, Pati S, Kozar R. Biomarkers of Endothelial Cell Dysfunction Persist beyond Resuscitation in Patients with Hemorrhagic Shock. Journal of Trauma and Acute Care Surgery. 2022; 93(5): 572-578.

Ghneim M, Brasel K, Vesselinov R, GERI-TBI Study Group, Traumatic Brain Injury in Older Adults: Characteristics, Outcomes and Considerations. Results from the American Association for the Surgery of Trauma Geriatric Traumatic Brain Injury (GERI-TBI) Multicenter Trial, Journal of the American Medical Directors Association, , [s. l.], v. 23, n. 4, p. 568–575, 2022.

Grants and Contracts

Current:

2018–2026: “MD Seat Belt Study”, Maryland Highway Safety Office (MHSO), Role: PI. $170K annually. Time: 27%.

2024–2026: “DC Seat Belt Study”, Washington, DC Highway Safety Office, Role: PI. $250K, Time: 27%.

2024–2026: “Shock Trauma Center Research Infrastructure for Trauma Medical Observation (STC RITMO)”, Department of Defense, Role: Statistical Analyst. $7.4M, Time: 10%.

2024-2028: “Measuring Dysautonomia for the Rapid Determination and Progression of TBI (READAPT)”, Department of Defense, Role: Co-investigator, $2.3M, Time: 10%.

2022-2026: “Trauma and Shock-Induced Microvascular Dysregulation and Coagulopathy”, NIH R01, Role: Co-investigator, $1.2M, Time: 2.5%.

2024-2029: “The Role of Extracellular Mitochondria and Oxidative Endotheliopathy in Traumatic Brain Injury-induced Coagulopathy”, NIH R01, Role: Co-investigator, $700K, Time: 2.5%.

Completed:

2018–2024: “Acute Care Surgery Research/ACES”, UMB internal grant, Role: Statistical Analyst.

2023-2024: “Transportation Data Linkage and Cost of Injury Analysis”, CIREN Research, NHTSA, Role Co-PI.

2018–2022: “Predictive Modeling”, MHSO, Role: PI for UMB.

2017– 2021: “Survival after Lung Transplantation for Chronic Obstructive Pulmonary Disease (COPD)”; UMB Trauma Surgery and Lung Transplant Program, Role: Statistical Analyst.

2018–2021: “A Multi–State Integrated Data Approach to Analyzing Older Occupant Motor Vehicle Crash and Injury Risk Factors,” CDC, Role: PI for UMB.

2018–2021: “Predicting Blood Transfusion Using Automated Analysis of Vital Sign Input From All Available Sources (ONPOINT 6),” Department of Defense, Role: Statistical Analyst.

2018–2020: “Traffic Records Study”, MHSO, Role: PI.

2017–2020 “Emergency Refreshing of Combat Surgical Skills,” Asset 3, US Army Medical Research, Role: Statistical Analyst.

2018–2019: “State Violence and Injury Prevention Program/Surveillance Quality Improvement,” Maryland Department of Health, Role: Co-investigator.

2017–2018: “Physiologic Response to Prolonged Resuscitative Endovascular Balloon Occlusion (REBOA) of the Thoracic Aorta”. Department of Defense, Role: Statistical Analyst.

2018: “Transport Assessment for Critical Traumatic Injuries Calculator (TACTICal)”,
Department of Defense. Role: Statistical Analyst.

2017–2018: Blood Alcohol Concentration Degradation”, CDC, Role: Co-investigator.