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Johanna J. Loomba · SciRah

Researcher profile · Semantic Scholar

Johanna J. Loomba

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Johanna J. Loomba — researcher profile on SciRah

h-index: 15
Works: 44
Citations: 1,878

Most-cited papers

A pilot study of focused ultrasound thalamotomy for essential tremor.
W. Elias, D. Huss, T. Voss, Johanna J. Loomba +10 more
2013New England Journal of Medicine825 citations Open access
Semantic Scholar
Coding long COVID: characterizing a new disease through an ICD-10 lens
E. Pfaff, C. Madlock-Brown, John M. Baratta, Abhishek Bhatia +14 more
2022BMC Medicine174 citations Open access
Semantic Scholar
Imaging Findings in MR Imaging–Guided Focused Ultrasound Treatment for Patients with Essential Tremor
M. Wintermark, J. Druzgal, D. Huss, M. Khaled +14 more
2014American Journal of Neuroradiology146 citations Open access
Semantic Scholar
Generalisable long COVID subtypes: Findings from the NIH N3C and RECOVER programmes
J. Reese, Hannah Blau, E. Casiraghi, T. Bergquist +40 more
2022EBioMedicine140 citations Open access
Semantic Scholar
IL-13 is a driver of COVID-19 severity
A. Donlan, T. Sutherland, Chelsea Marie, S. Preissner +23 more
2020medRxiv124 citations Open access
Semantic Scholar
Synergies between Centralized and Federated Approaches to Data Quality: A Report from the National COVID Cohort Collaborative
E. Pfaff, A. Girvin, D. Gabriel, K. Kostka +19 more
2021J. Am. Medical Informatics Assoc.64 citations Open access
Semantic Scholar
Risk factors associated with post-acute sequelae of SARS-CoV-2: an N3C and NIH RECOVER study
E. Hill, H. Mehta, Suchetha Sharma, Klint Mane +16 more
2023BMC Public Health56 citations Open access
Semantic Scholar
IL-13 is a driver of COVID-19 severity
A. Donlan, T. Sutherland, Chelsea Marie, S. Preissner +23 more
2021JCI Insight46 citations Open access
Semantic Scholar
Tumor pharmacokinetics and pharmacodynamics of the CDK4/6 inhibitor ribociclib in patients with recurrent glioblastoma
T. Miller, Nicole A. Traphagen, Jing Li, L. Lewis +8 more
2019Journal of Neuro-Oncology46 citations Open access
Semantic Scholar
Insights from an N3C RECOVER EHR-based cohort study characterizing SARS-CoV-2 reinfections and Long COVID
E. Hadley, Y. Yoo, S. Patel, Andrea Zhou +12 more
2024Communications Medicine43 citations Open access
Semantic Scholar
Predictive models of long COVID
Blessy Antony, Hannah Blau, E. Casiraghi, Johanna J. Loomba +10 more
2023EBioMedicine34 citations Open access
Semantic Scholar
Risk of post-acute sequelae of SARS-CoV-2 infection associated with pre-coronavirus disease obstructive sleep apnea diagnoses: an electronic health record-based analysis from the RECOVER initiative.
Hannah Mandel, Gunnar Colleen, Sajjad Abedian, Nariman Ammar +32 more
2023Sleep34 citations Open access
Semantic Scholar
Risk Factors Associated with Post-Acute Sequelae of SARS-CoV-2 in an EHR Cohort: A National COVID Cohort Collaborative (N3C) Analysis as part of the NIH RECOVER program
E. Hill, H. Mehta, Suchetha Sharma, Klint Mane +17 more
2022medRxiv29 citations Open access
Semantic Scholar
Generalizable Long COVID Subtypes: Findings from the NIH N3C and RECOVER Programs
J. Reese, Hannah Blau, T. Bergquist, Johanna J. Loomba +26 more
2022medRxiv23 citations Open access
Semantic Scholar
Dupilumab Use Is Associated With Protection From Coronavirus Disease 2019 Mortality: A Retrospective Analysis
A. Donlan, Indika Mallawaarachchi, Jennifer Sasson, R. Preissner +2 more
2022medRxiv16 citations Open access
Semantic Scholar
Finding Long-COVID: temporal topic modeling of electronic health records from the N3C and RECOVER programs
Shawn T. O'Neil, C. Madlock-Brown, K. Wilkins, Brenda M. McGrath +18 more
2023npj Digital Medicine14 citations Open access
Semantic Scholar
The N3C governance ecosystem: A model socio-technical partnership for the future of collaborative analytics at scale
C. Suver, J. Harper, Johanna J. Loomba, M. Saltz +8 more
2023Journal of Clinical and Translational Science10 citations Open access
Semantic Scholar
Vital Measurements of Hospitalized COVID-19 Patients as a Predictor of Long COVID: An EHR-based Cohort Study from the RECOVER Program in N3C
Si-Hang Jiang, Johanna J. Loomba, Suchetha Sharma, Donald E. Brown
2022IEEE International Conference on Bioinformatics and Biomedicine9 citations Open access
Semantic Scholar
Analyzing historical diagnosis code data from NIH N3C and RECOVER Programs using deep learning to determine risk factors for Long Covid
S. Sengupta, Johanna J. Loomba, Suchetha Sharma, Donald E. Brown +4 more
2022IEEE International Conference on Bioinformatics and Biomedicine9 citations Open access
Semantic Scholar
National COVID Cohort Collaborative data enhancements: a path for expanding common data models
Kellie M. Walters, M. Clark, Sofia Z. Dard, Stephanie S. Hong +125 more
2024J. Am. Medical Informatics Assoc.6 citations Open access
Semantic Scholar
Reengineering a machine learning phenotype to adapt to the changing COVID-19 landscape: A study from the N3C and RECOVER consortia
M. Crosskey, T. McIntee, A. Preiss, M. Daniel Brannock +10 more
2023medRxiv6 citations Open access
Semantic Scholar
Re-engineering a machine learning phenotype to adapt to the changing COVID-19 landscape: a machine learning modelling study from the N3C and RECOVER consortia
M. Crosskey, T. McIntee, Sandy Preiss, Daniel Brannock +11 more
2025The Lancet Digital Health5 citations Open access
Semantic Scholar
Increased stroke severity and mortality in patients with SARS-CoV-2 infection: An analysis from the N3C database
Jackson A Narrett, Indika V. Mallawaarachchi, Chad M. Aldridge, Ethan D. Assefa +9 more
2023Journal of Stroke & Cerebrovascular Diseases5 citations Open access
Semantic Scholar
Leveraging multi-site electronic health data for characterization of subtypes: a pilot study of dementia in the N3C Clinical Tenant
Suchetha Sharma, Jie-Bei Liu, Amy Abramowitz, C. Geary +8 more
2024JAMIA Open3 citations Open access
Semantic Scholar
Mapping spatial and social inequities of long COVID across the United States: a retrospective cohort study
Zhe-Tao Chen, Bing-Nan Li, Ye-Wen Chen, Jia-Ling Liu +125 more
2026The Lancet Regional Health - Americas2 citations Open access
Semantic Scholar
A Bayesian Survival Analysis on Long COVID and Non-Long COVID Patients: A Cohort Study Using National COVID Cohort Collaborative (N3C) Data
Sihang Jiang, Johanna J. Loomba, Andrea Zhou, Suchetha Sharma +3 more
2025Bioengineering2 citations Open access
Semantic Scholar
Determining Risk Factors for Long COVID Using Positive Unlabeled Learning on Electronic Health Records Data from NIH N3C
S. Sengupta, Johanna J. Loomba, Suchetha Sharma, Scott Chapman +1 more
2023International Conference on Machine Learning and Applications2 citations
Semantic Scholar
The impact of COVID‐19 on clinical outcomes among acute myocardial infarction patients undergoing early invasive treatment strategy
P. Sharma, Kajal P. Shah, Johanna J. Loomba, Arti J. Patel +13 more
2022Clinical Cardiology2 citations Open access
Semantic Scholar
The use of magnetic resonance-guided high intensity focused ultrasound to treat essential tremor
W. J. Elias, D. Huss, T. Voss, Johanna J. Loomba +9 more
20132 citations
Semantic Scholar
Post-nephrectomy outcomes in COVID-19 and non-COVID-19 Patients using ACEi, ARB and SGLT2i: a N3C database study
J. Loon, Meng-Hao Li, Swati Mehta, Jorge Ortiz +121 more
2026International Urology and Nephrology1 citations
Semantic Scholar
A Bayesian Hierarchical Analysis on the Disparity of Emergency Department Visits for COVID-19: A Cohort Study Using National COVID Cohort Collaborative (N3C) Data
Sihang Jiang, Johanna J. Loomba, Andrea Zhou, Suchetha Sharma +2 more
2023International Conference on Machine Learning and Applications1 citations
Semantic Scholar
Investigating the Impact of Temporal Labeling of Emergency Department Visits for COVID-19: Comparing Healthcare Disparities Analyses Using Comprehensive, Single-Site Data with National COVID Cohort Collaborative (N3C) Data
Madeleine D Jones, Aubrey Winger, Christian Wernz, Jonathan Michel +8 more
2023Systems and Information Engineering Design Symposium1 citations
Semantic Scholar
460: EARLY EMPIRIC ANTIBIOTIC USE IN PATIENTS HOSPITALIZED WITH COVID-19: A RETROSPECTIVE COHORT STUDY
J. Widere, C. Debolt, Johanna J. Loomba, T. Bell +2 more
2022Critical Care Medicine1 citations Open access
Semantic Scholar
The iTHRIV Commons: a cross-institution information and health research data sharing architecture and web application
Johanna J. Loomba, G. Wasson, Ravi Kiran Reddy Chamakuri, P. Dash +6 more
2021J. Am. Medical Informatics Assoc.1 citations Open access
Semantic Scholar
Real-world effectiveness of early nirmatrelvir/ritonavir initiation after COVID-19 diagnosis in outpatient setting against severe illness, hospitalization, death, and long COVID in N3C
S. R. Makkar, Kristen Hansen, Arjun S. Yadaw, T. Tripler +121 more
2026BMC Infectious Diseases0 citations Open access
Semantic Scholar
A Bayesian Survival Analysis on Long COVID and non Long COVID patients: A Cohort Study Using National COVID Cohort Collaborative (N3C) Data
Sihang Jiang, Johanna J. Loomba, Andrea Zhou, Suchetha Sharma +3 more
2024medRxiv0 citations Open access
Semantic Scholar
185 Stroke and COVID Population: A Health Equity Analysis
Ethan D. Assefa, Esau Hutcherson, Suliah Apatira, D. Milton +4 more
2022Journal of Clinical and Translational Science0 citations Open access
Semantic Scholar
Characteristics and Outcomes of Stroke Patients with Concurrent SARS-CoV-2 Infection from March 1, 2020 to February 28, 2021: An Analysis from the N3C Database (P11-10.007)
Jackson A Narrett, Ethan D. Assefa, Arti J. Patel, Indika V. Mallawaarachchi +8 more
2022Neurology0 citations
Semantic Scholar
957: THE ASSOCIATION OF EARLY ANTIBIOTIC USE WITH PROLONGED MECHANICAL VENTILATION IN SEVERE COVID-19
A. Barros, J. Widere, C. Debolt, T. Bell +2 more
2022Critical Care Medicine0 citations Open access
Semantic Scholar
Using Machine Learning to Predict Development of Heart Failure, during Post-Acute COVID-19, by Race and Ethnicity
Emily Cathey, Bezawit Delelegn, A. Landi, Suchetha Sharma +3 more
2022Systems and Information Engineering Design Symposium0 citations
Semantic Scholar
Vital Measurements of Hospitalized COVID-19 Patients as a Predictor of Long COVID: An EHR-based Cohort Study from the RECOVER Program in N3C
Sihang Jiang, Johanna J. Loomba, Suchetha Sharma, Donald E. Brown
2022arXiv.org0 citations
Semantic Scholar
Abstract TMP17: Demographics, Characteristics, And Outcomes Of Stroke Patients With Concurrent Sars-cov-2 Infection From March 1, 2020 To February 28, 2020: An Analysis From The N3c Database
Jackson A Narrett, Ethan D. Assefa, Arti J. Patel, Indika V. Mallawaarachchi +8 more
2022Stroke0 citations
Semantic Scholar
Unilateral Focused Ultrasound Thalamotomy in Essential Tremor: 3 year safety and efficacy data (P5.279)
B. Shah, T. Voss, D. Huss, W. Elias +4 more
2015Neurology0 citations
Semantic Scholar
Focused Ultrasound MR Guided Thalamotomy: 2 Year Follow-Up Safety And Efficacy Data (S27.005)
B. Shah, D. Huss, T. Voss, Johanna J. Loomba +3 more
2014Neurology0 citations
Semantic Scholar

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