Posters, software demonstrations and lightning talks from the 2026 OHDSI Global Symposium are available below. Research presentations are separated by categories:
| # | Title | Authors | Link |
|---|---|---|---|
| 1 | Real world treatment patterns of moderate to severe atopic dermatitis | Sarah Gasman, Rupa Makadia, Cheng Chen, Robert Suruki | View Poster/Brief Report |
| 2 | Scaling Specialist Hepatology Expertise for Population-Scale MASLD Care: An AI-Enabled OMOP CDM Knowledge Transport Layer for India | Ribhu Lahiri, Ganeev Singh, Kartik Mishra, Siddhant Janbandhu, Amit Goel, Vibhu Agarwal | View Poster/Brief Report |
| 3 | Complex Classification Criteria Inhibit Phenotyping Periodontal Health Using OMOP Vocabularies and Tools | John O'Malley | View Poster/Brief Report |
| 4 | Target Trial Emulation of Intravenous versus Oral Acetaminophen in Febrile Pediatric Inpatients: An OMOP-CDM Feasibility Study | Hong Kang Lee, Suhyun Kim, Kwangsoo Kim, Hee-Soo Kim | View Poster/Brief Report |
| 5 | Predicting Opioid Use Following Lumbar Fusion Using the NIH All of Us Research Program | Bradford Patton, Judith Dike, Aize Cao | View Poster/Brief Report |
| 6 | Machine learning prediction of postoperative adverse outcomes after infrainguinal bypass surgery, with benchmark comparison against the VQI cardiac risk index | Sahar Hanifi, Vasant Honavar, Faisal Aziz, Lawrence Sinowa | View Poster/Brief Report |
| 7 | The APAC-VALUE study: A global characterisation study of VALproate Utilisation and Exposure among women and men of childbearing age | Jack Janetzki, Bianca Varney, Thanh Phuc Phan, Jason Hsu, Nicole Pratt, OHDSI APAC Value team | View Poster/Brief Report |
| 8 | SerialSentence: A Date-Centric OMOP-CDM Reorganization for LLM Reasoning | Yoon Seob Kim, Don Gueu Park, Jung Han Yoon, Chungsoo Kim, Rae Woong Park | View Poster/Brief Report |
| 9 | Real-World Comparison of Worsening Heart Failure and Acute Kidney Injury After Sacubitril/Valsartan Versus ARB Therapy in Older Patients: Incidence and Treatment Pathway Analysis | Muhammad Hanif Amiruddin, Christianus Heru Setiawan, Phung-Ahn Nguyen, Min-Huei Hsu, Jason C. Hsu | View Poster/Brief Report |
| 10 | UroEvidenceHub: Harnessing the OMOP CDM and OHDSI analytic tools to advance urological evidence generation | Bertrand De Meulder, Kishore Papineni, Miguel Taraud, Nadia Knauer, Maxence Renaud, Ketharnathsiva Venkatesan, Andrei Kiselev, Robert Shepherd, Ellen Moise, Monique Roobol, Susan Evans-Axelsson | View Poster/Brief Report |
| 11 | A Universal Prioritized Set of Pharmacovigilance Outcomes Derived From Nine Complementary Sources Using Large Language Models | Frank J. DeFalco, Mitchell M. Conover | View Poster/Brief Report |
| 12 | Temporal Patterns of Immune-Related Adverse Events Enables Phenotype-Guided Risk and Timing Prediction | Liyuan Gong, Harry Reyes Nieva, Jeong Yun, Yang, Peter Shahinnian, Nitish Aswani, Alexander Wei, Chin Hur | View Poster/Brief Report |
| 13 | A Governance-Aware OMOP-OHDSI Pipeline With Standardized Evidence Packages for Postmarketing Drug Safety Surveillance: A Multi-Drug, Multi-Window Demonstration Study | Hanlin Lv, Xiao Wang, Kesong Wu, Lei Li, Lei Wang | View Poster/Brief Report |
| 14 | Characterization of Shared Household Metabolic Syndrome Using the Companion Care Registry | Adam Kiehl, Kathleen R. Mullen, Lisbeth Ellis, Andrey Soares, Tracy L. Webb | View Poster/Brief Report |
| 15 | Comprehensive Benefit-Risk Assessment of GLP-1 Receptor Agonists: A High-Throughput Meta-Analysis of 35 Randomized Placebo-Controlled Trials | Huilin Tang, Qiaoshi Yang, Ting Zhou, Yiwen Lu, Bingyu Zhang, Xinyao Jian, Guishuang Ying, Ying Lu, Jiali Han, David A Asch, Yong Chen | View Poster/Brief Report |
| 16 | Sex and Race Differences in Type 2 Diabetes Drug Initiation After Metformin | Michelle Jin, Clair Blacketer, Fan Bu, Talita Duarte-Salles, Wallis CY Lau, Kenneth KC Man, Evan Minty, Anna Ostropolets, Mui Van Zandt, Can Yin, George Hripcsak, Marc A Suchard | View Poster/Brief Report |
| 17 | Drug network classification and electronic health record analysis reveal insights into diabetes drug effects and patterns of use | Anjali Sivanandan, Jennifer L. Wilson | View Poster/Brief Report |
| 18 | Utility of Oncology Data Standards to Identify Common Data Elements in Breast Cancer Trials’ Eligibility Criteria | Adit Anand, Karthik Natarajan | View Poster/Brief Report |
| 19 | Characterising Cancer Patients in Taiwan Using Real-World Data: Contributions to the OHDSI Network study | Nguyen Thi Kim Hien, Phan Thanh-Phuc, Christianus Heru Setiawan, Truong Thao Nguyen, Irene López-Sánchez, Talita Duarte-Salles, Nguyen Phung-Anh, Jason Hsu | View Poster/Brief Report |
| 20 | DARWIN EU® - Incidence rates of venous thromboembolic events in individuals with selected cancers | Melissa Leung, Anton Barchuk, Cesar Barboza, Ioanna Nika, Ger Inberg, Maarten van Kessel, Adam Black, Berta Raventós, Julieta Politi, Natasha Yefimenko, Gargi Jadhav, Isabella Kacmarczyl, Akram Mendez, Dina Vojinovic, Elvira Bräuner, Susanne Bruun, Marek Oja, Raivo Kolde, Ami Sild, Laura Salonen, Anna Palomar-Cros, Irene López-Sánchez, Agustina Giuliodori, Antonella Delmestri, Ross Williams, Katia Verhamme, Talita Duarte-Salles | View Poster/Brief Report |
| 21 | Why cancer phenotypes in RWE studies are often wrong? | Asieh Golozar, Henry Morgan Stewart, Jasmin Carus, Sam T Patnoe, Tommi Kauko, Otto Ettala, Zarah Van Schoor, Annelies Verbiest, Kimmo Porkka, Patricia L Mabry, Christian Reich | View Poster/Brief Report |
| 22 | DARWIN EU - Non-steroidal anti-inflammatory drug and venous thromboembolism among women 15-49 years using hormonal contraceptives: population based self-controlled case series study from four European countries | Xintong Li, Yuchen Guo, Xihang Chen, Albert Prats-Uribe, Anna Saura-Lazaro, Martí Català Sabaté, Daniel Prieto-Alhambra | View Poster/Brief Report |
| 23 | Temporal External Validation and External Validation of an Implemented and Updated Survival Model, QRISK 1-4, on Observational Health Care Databases: a Multinational Retrospective Cohort Study | Alexander Saelmans, Jenna Reps, Peter Rijnbeek, Ross D. Williams | View Poster/Brief Report |
| 24 | Long-term Safety and Effectiveness of Transcatheter versus Surgical Aortic Valve Replacement: A Pilot Study | Yiju Park, Seung-Jun Lee, Seng Chan You | View Poster/Brief Report |
| 25 | Applying the OMOP Common Data Model to Characterize Postpartum Healthcare Utilization at an Academic Medical Center: A Feasibility Study | Shannon Morris Stevenson, Nicole Crossley, Brianna Keefe-Oates, Kristin Voegtline, Andreea Creanga, Khyzer Aziz, Paul Nagy, Sean O’Reilly, and Benjamin Martin | View Poster/Brief Report |
| 26 | Background incidence rates of maternal adverse events and adverse events of special interest during pregnancy: a cohort study from four European countries | Núria Mercadé-Besora, Anna Saura-Lazaro, Nhung TH Trinh, Huiqi Li, Laura Granés, Agustina Giuliodori, Saeed Hayati, Berta Raventós, George Corby, Petrica-Ioan Olteanu, Antonella Delmestri, Yosuke Matsumiya, Daniel Morales, Shirley V Wang, Xintong Li, Talita Duarte-Salles, Hedvig ME Nordeng, Fredrik Nyberg, Daniel Prieto-Alhambra, Albert Prats-Uribe, Edward Burn | View Poster/Brief Report |
| 27 | Congenital heart disease in pregnancy and severe maternal morbidity: a distributed data network study | Elizabeth B. Sherwin, Benjamin Martin, Xiao Xu, Anna Booman, Alyssa Howren, Kimberlee McKay, Sadaf Kazi, Sean O’Reilly, Katie S. Kolla, Khyzer Aziz, Katherine Bianco, Stephanie A. Leonard | View Poster/Brief Report |
| 28 | How Often Eye x All: Incidence Rates of All Health Outcomes Following Initiation of Ophthalmic Drugs | Hsin Yi Chen, Thamir Alshammari, Tara Anand, Cindy X. Cai, Kerry Goetz, Michelle Hribar, PhD, Nitish Mehta, Jacqueline C. Stocking, Brian Toy, George Hripcsak | View Poster/Brief Report |
| 29 | The Clinical Journey of Chronic Pulmonary Patients Across Continents: An OMOP/OHDSI Network Observational Study | Isabel Rocha Pimenta, Adriano Pereira, Mateus de Lima Freitas, Maria Tereza Fernandes Abrahão, Benjamin Martin, Venkat Gundareddy, Edson Amaro Junior, Paul Nagy | View Poster/Brief Report |
| 30 | How to develop a good research question: use cases for hospital electronic medical record data in the Australian Health Data Evidence Network | Jack Janetzki, Georgina Kennedy, Jodie Austin, Blanca Gallego Luxan, Ezra Fass, Nicole Pratt | View Poster/Brief Report |
| 31 | OHDSI Network Study Execution Framework v2.0: A Standardized Model for Reproducible Project Management of Network Studies for Successful Completion | Benjamin Martin, Judy Greengold, Yvonne Commodore-Mensah, John Brush Bunmi Ogbe, Yuan Lu, Paul Nagy | View Poster/Brief Report |
| 32 | Development of Multi-Language Connectors Using GaiaDB | Ritesh Bhirud, Jacob S. Zelko | View Poster/Brief Report |
| 34 | Developing and Transporting a Probabilistic Early Alzheimer's Disease Phenotype Across OMOP Common Data Model Databases | Amir Sarayani, Jenna M. Reps, Evanette Burrows, Anna Ostropolets, Martijn J. Schuemie, Dave Kern | View Poster/Brief Report |
| 35 | Bias-corrected estimates for the fraction of unlabeled instances in the context of positive unlabeled learning for inferring health conditions | Kristan A. Schneider, Praveen Kumar, Fariha Moomtaheen, Rajesh Upadhayaya, Alexandria D Viszolay, Donald R. Greer, Scott A. Malec, Jeremy J. Yang, Cristian G. Bologa, Yiliang Zhu, Mauricio Tohen, Gerardo Villarreal, Douglas J. Perkins, Elliot M. Fielstein, Sharon E. Davis, Michael E. Matheny, David van der Goes, Christophe G. Lambert | View Poster/Brief Report |
| 36 | Multiverse analysis for large-scale real-world evidence: A framework for transparent and robust observational research using OHDSI tools | Alexia Sampri, Mario Lawes, Ben Illigens | View Poster/Brief Report |
| 37 | Fit for What? Probing a Primary-Care Foundation Model Through Its Synthetic OMOP CDM Trajectories | Stergios Ntanavaras, Egill A. Fridgeirsson, Peter R. Rijnbeek, Tom M. Seinen | View Poster/Brief Report |
| 38 | LLM-Assisted Code Conversion for OMOP Implementation of a Pregnancy Algorithm: Similarity-Based Quality Control and Pairing Logic | Michael Ray, Carrie Nielson, Ram Varma, Lauren Liu, Nirali Kotowsky, Jesse Najarro Cermeño, Sonia Hernandez-Diaz, Marc Suchard | View Poster/Brief Report |
| 39 | AIRWEE: A Validation Framework for Agentic AI in Real-World Evidence Generation | Ashis Kumar Das, Zoe Wu, Yuqin Wei | View Poster/Brief Report |
| 40 | Evaluating Large Language model against Structured EHR Diagnoses: Agreement Patterns and Discrepancies | Mohan Kashyap Pargi, Hanieh Razzaghi, Levon Utidjian, Nhat Nguyen,Charles Bailey | View Poster/Brief Report |
| 41 | GLLaucoMed: A Secure LLM-Powered Agentic Workflow for Automated Medication Extraction from Free-Text Glaucoma Clinical Notes | Nicholas Solages, Rafael Scherer, Gustavo Samico, Naomi Gutkind, Janet Kang, Felipe Medeiros, Swarup Swaminathan | View Poster/Brief Report |
| 42 | LLM-Based Phenotyping of Glaucoma from Unstructured Clinical Notes | Nicholas Solages, Rafael Scherer, Gustavo A. Samico, Naomi E. Gutkind, Janet Kang, Felipe A. Medeiros, Swarup S. Swaminathan | View Poster/Brief Report |
| 43 | Population-level characterization of individuals with whole genome sequencing samples in the All of Us Research Program | Aparajita Kashyap. Noémie Elhadad, Steven A. Kushner, Shalmali Joshi | View Poster/Brief Report |
| 44 | Characterization: Does it matter how you pick your non-cases in risk factor analyses? | Jenna M Reps, Patrick B Ryan | View Poster/Brief Report |
| 45 | Analysis of Aggregate Incidence Rate Data in Real-World Evidence Studies | Guy Cafri, Paul Coplan, Martijn Schuemie | View Poster/Brief Report |
| 46 | Multimodal prediction of visual improvement in diabetic macular edema using real-world electronic health records and optical coherence tomography images | Siqi Sun, Cindy X. Cai, Ruochong Fan, Saiyu You, Diep Tran, P. Kumar Rao, Marc A. Suchard, Yixin Wang, Cecilia S. Lee, Aaron Y. Lee, Linying Zhang | View Poster/Brief Report |
| 47 | Rethinking Model Complexity in Clinical Prediction Models | Fleur Vereijken, Jenna M. Reps, Peter Rijnbeek, Ross D. Williams | View Poster/Brief Report |
| 48 | Communication-efficient federated logistic lasso for OMOP patient-level prediction: preliminary evaluation across five databases | Egill A. Fridgeirsson, Martijn Schuemie, Jenna M. Reps | View Poster/Brief Report |
| 49 | Why Generating No Evidence is Not a Good Solution When Encountering Zero Events: Reducing Bias From Monotone Likelihood in Rare-Outcome Cox Models Using Penalization | Guy Cafri, Martijn Schuemie | View Poster/Brief Report |
| 50 | VOICE - Variables of Inequities in Clinical Evidence: a practical tool to apply an equity lens in real-world evidence health research | Valentina Martufi, Chinyere J. Okpara, John D. Murphy, Jody-Ann McLeggon | View Poster/Brief Report |
| 51 | Incorporating Inverse Probability of Censoring Weighting (IPCW) into the OHDSI CohortMethod Workflow | Hsin Yi Chen, Tara Anand, Linying Zhang, George Hripcsak | View Poster/Brief Report |
| 52 | TrialMap: A Principled End-to-End Framework for Guiding and Optimizing Trial Eligibility Criteria Pathways Using Real-World Data | Bingyu Zhang, Yiwen Lu, Vincent Zhang, Konghao Zhao, Yue Wu, Lu Li, Huiyuan Wang, Jingyue Huang, Dazheng Zhang, Yuqing Lei, Xinyao Jian, Ying Lu, Bingcao Wu, Yuan Lu, Yong Chen, Haitao Chu, Ying Lu, Aloka Chakravarty, Arunava Chakravartty, Bo Huang, Huan He, Yong Lin, Jingyi Liu, Vicki Sallée, Ruishan Liu, Melina E. Marmarelis, Robert H. Vonderheide, Hua Xu, David A. Asch, Yong Chen | View Poster/Brief Report |
| 53 | MOCHA: A Multi-site One-shot Lossless Cox Hazard Analysis | Yuqing Lei, Lu Li, Huilin Tang, Yudong Wang, Tingyin Wang, Siqi Chen, Yue Wu, Bingyu Zhang, Jie Hu, Huiyuan Wang, Jingna Feng, Zifang Kong, Chengrong Wang, Yujia Zhou, Ying Lu, Anastassia Amaro, Joshua Kueiyu Lin, Chongliang Luo, Mei Liu, Yulun Liu, Cui Tao, Hua Xu, Bradley Malin, Jingmei Qiu, Yiwen Lu, David A. Asch, Yong Chen | View Poster/Brief Report |
| 54 | A high-throughput causal framework for profiling GLP-1RA and SGLT2i effects across multiple treatment-outcomes in type 2 diabetes | Siqi Chen, Bingyu Zhang, Huilin Tang, Wenjie Hu, Jie Hu, Jiajie Chen, Yong Chen | View Poster/Brief Report |
| 55 | TRIM: Unlearning Transformers for Multimodal Target Trial Emulation | Tsai Hor Chan, Xinyao Jian, Yiwen Lu, Yue Wu, Huiyuan Wang, Huilin Tang, Guosheng Yin, Yong Chen | View Poster/Brief Report |
| 56 | Reducing False Rejections in Covariate Balance Assessment for Target Trial Emulation Using a Joint Wald Diagnostic | Xinyao Jian, Jingyue Huang, Huiyuan Wang, Yuqing Lei, Jie Hu, Yumou Qiu, Yong Chen | View Poster/Brief Report |
| 57 | DARWIN EU® - A Transportable Framework For Evaluating Pregnancy Episode Algorithms In Heterogeneous Real-World Databases | Aniek F. Markus, Julieta Politi, Anum Zahra, Maarten van Kessel, Natasha Yefimenko, Adam Black, Ger Inberg, Berta Raventós, Maxim Moinat, Daniel R. Morales, María-Clara Restrepo-Méndez, Katia Verhamme, Talita Duarte-Salles | View Poster/Brief Report |
| 58 | DARWIN EU® - Feasibility of capturing obesity, obesity-related variables, and anthropomorphic measurements in a network of 29 European real-world data sources | Nicholas Hunt, Ioanna Nika, Julieta Politi, Cesar Barboza, Melissa Leung, María-Clara Restrepo-Méndez, Patrice Verpillat, Katia Verhamme | View Poster/Brief Report |
| 59 | Assessment of Real-World Evidence Research Competencies in Federated Research Networks: A Maternal Health Fellowship Program Evaluation | Haeun Lee, Benjamin Martin, Andreea A. Creanga, Evan Minty, Asieh Golozar, Cindy X. Cai, Cynthia Sung, Sean O’Rilley, Khyzer Aziz, Paul Nagy | View Poster/Brief Report |
| 60 | SHIFT: Federated Feature-Level Transfer Learning for High-Dimensional Survival Analysis under Case–Cohort Sampling | Tingyin Wang, Jie Hu, Yudong Wang, Yong Chen | View Poster/Brief Report |
| 61 | PRECISION Evidence Workflow: A Protocol-driven Semantic Infrastructure for Federated and AI-ready Observational Studies in OMOP CDM | Julio Cesar Barbour Oliveira, Tulio Sarmento Rocha Sarmento , Daniela Mayumi Usuda Prado Rocha | View Poster/Brief Report |
| 62 | Leveraging FeatureExtraction for Scalable Evidence Generation in a Federated Data Network of Registries | Sarah Gasman, Catherine Yount, Anna Sheahan | View Poster/Brief Report |
| 63 | Episode table creation for prostate cancer regimens | Tomomi Kimura, Sanchit Puri | View Poster/Brief Report |
| 64 | Leveraging the OMOP Common Data Model to Monitor WHO AWaRe Access Antibiotic Use Across Europe: A Multi-Database DARWIN EU® Study | Marzyeh Amini, Ger Inberg, Melissa Leung, Elvira Bräuner, Susanne Bruun, Toni Lehtonen, Laura Salonen, Dina Vojinovic, Akram Sharim Mendez Rangel, Ellen Gerritsen, Gargi Jadhav, Hugo Vernooij, Isabella Kaczmarczyk, Antea Jezidžić, Marko Čavlina, Karlo Pintaric, Anamaria Jurcevic, Jakov Vukovic, Agustina Giuliodori Picco, Irene López Sánchez, Elena Roel Herranz, Talita Duarte Salles, Katia Verhamme | View Poster/Brief Report |
| 65 | Clinical Chart Review of Patient Characteristics Among Underserved Women Receiving Treatment for Substance Use Disorder | Destiny Pounds, Micaiah McDonald, Joshua Jackson, Todd Gary, Aize Cao | View Poster/Brief Report |
| 66 | Agentic AI-Assisted Harmonization of CHoRUS/PostGIS Exposure Variables for OHDSI GIS Observational Research | Polina Talapova, Jared Houghtaling, Maksym Trofymenko, Jay Greenfield, Timothy Norris, Robert Miller, Jimmy Phuong, Anne Thessen, Timothy D. Rossi | View Poster/Brief Report |
| 67 | Standardizing Pre-Symptomatic Alzheimer’s Trial Data to OMOP for Scalable and Reproducible Research | Haeun Lee, Robert Barrett, Jen Park, Benjamin Martin, Sarina Azimian Zavareh, Milap Nowrangi, Blake E. Dewey, Teri Sippel Schmidt, Paul Nagy | View Poster/Brief Report |
| 68 | Standardizing Bedside Nursing Narratives for Interoperable Research: An Episode-Based Nursing Observation Extension to the OMOP CDM | Sujin Gan, Chungsoo Kim, Youngjin Lee, Rae Woong Park | View Poster/Brief Report |
| 69 | Analyzing Intergenerational Cardiometabolic Phenotypes in OMOP CDM: A GUSTO Use-Case Study | Erwin Tantoso, Cindy Ho, Jing Yang Tan, Karthik Seetharaman, Peter Hoffman, Mengling Feng, Kee Yuan Ngiam, Sebastian Maurer-Stroh, Johan G Eriksson, Mukkesh Kumar | View Poster/Brief Report |
| 70 | Patient-level evaluation of LLM-assisted OMOP phenotype curation: a benchmark against expert gold standards on MIMIC-IV | Hamid Tavakoli, Alireza Moayyeri | View Poster/Brief Report |
| 71 | Phenotype-LL: Differentially Private Liquid Legion Sketches for PhenotypeLibrary Cohort Exploration | Krittaphas Chaisutyakorn, Natthawut Adulyanukosol | View Poster/Brief Report |
| 72 | Argos Automatic Phenotype Generator for OMOP: Phenotypes for 1000+ Medical Conditions | Griffin M Weber, Jeffrey Klann, Shawn N. Murphy, Aaron Abend, Diane Keogh | View Poster/Brief Report |
| 73 | Exploring the Application of the Observational Medical Outcomes Partnership Common Data Model to Multisite Stroke Rehabilitation Research Data | Katherine J. Loomis, Amisha Kumar, Octavio Marin-Pardo, Grace C. Bellinger, Margaret A. French, Ryan T. Roemmich, Sook-Lei Liew | View Poster/Brief Report |
| 74 | Enabling Scalable Multimodal AI Research in STARR: Integrating Whole Slide Imaging Pathology Data with Clinical Information | Hannah Morgan-Cooper, Aaron Fanoush, Priya Desai | View Poster/Brief Report |
| 75 | Data Link Odyssey: Methods for Linking Related Records in OMOP CDM v5.4 | Eugene Paulenkovich, Melanie Philofsky | View Poster/Brief Report |
| 76 | Metadata standards in OMOP to increase reproducibility in exposomics studies | Anne E Thessen, Nico Matentzoglu, Corey Cox, Madan Krishnamurthy, Bryan Laraway, Sruthi Magesh, Julie McMurray, and Melissa Haendel | View Poster/Brief Report |
| 77 | Toward Standardized Representation of Wearable and Patient-Generated Health Data in OMOP-CDM: A Framework for Community Discussion | Somayeh Abedian | View Poster/Brief Report |
| 78 | NUM^OHDSI Connect: A Transatlantic Collaboration between the German Network University Medicine and the OHDSI Community | Katja Hoffmann, Ines Reinecke, Ralf Heyder, Christian Reich, Xiaoyan Wang, Martin Sedlmayr, Michele Zoch | View Poster/Brief Report |
| 79 | When Worlds (Should) Collide: Promoting Clinician-Informatician Collaboration and Engagement Towards Realization of Learning Health Systems. | Ryan Chou, Robert Barrett, Christelle Xiong, Benjamin Martin, Paul Nagy | View Poster/Brief Report |
| 80 | What does it take to deliver a production-ready OMOP ETL? Lessons from a hands-on workshop on the Swedish register data | Valentina Giunchi, Michele Fusaroli, Pablo Maldonado, Anders Sundström, Huiqi Li, G. Niklas Norén, Judith Brand | View Poster/Brief Report |
| 81 | Accelerating Translational Oncology Research Through a Reproducible OMOP CDM: Lessons Learned from Fred Hutch Cancer Center | Monica W. Gerber, Megan Stachura, Josh Southam, Sitapriya Moorthi, Amy Paguirigan | View Poster/Brief Report |
| 82 | From HEYEX to OMOP: Lessons Learned Connecting a Retinal OCT Repository to the EHR at an Academic Medical Center | Jacqueline Shaia, Eric N. Brown | View Poster/Brief Report |
| 83 | Lessons Learned from Implementation of ETL Conventions for Best Recorded Visual Acuity (BRVA) in the OMOP Common Data Model at an Academic Institution | Sarah R. Wellik, Cindy X Cai, Michelle Hribar, Kerry Ashby, Sally L. Baxter, Nitin Parikh | View Poster/Brief Report |
| 84 | The Undiscovered Caboodle: Validating a Parallel OMOP ETL Migration from Epic Clarity to Caboodle | Roger Carlson | View Poster/Brief Report |
| 85 | Assessing Temporal Data Quality of Coronary Revascularization Procedure Patients in the All of Us Research Program | Matthew Spotnitz, John Giannini, Jennifer Adjemian, Yechiam Ostchega, Tamara R Litwin, Lewis Berman, Geoffrey S. Ginsburg | View Poster/Brief Report |
| 86 | Assessing Data Completeness of Sarcoidosis Patients in the All of Us Research Program | Matthew Spotnitz, Dominic R. Forte, Dhruv P. Jani, Maria Salgado, John Giannini, Jennifer Adjemian, Mohamed Seedahmed, Elizabeth Park | View Poster/Brief Report |
| 87 | Large-Scale Implementation of the Medical Imaging Common Data Model at Johns Hopkins Medicine | Jen Park, Teri Sippel Schmidt, Blake Dewey, Paul Nagy | View Poster/Brief Report |
| 88 | Assessing the Implementation of CDIS to Extract FHIR Data and its Transformation to OMOP: FHIR-OMOP-REDCap-CDIS-EHR (FORCE) Pipeline | Lina Sulieman, Alex Cheng, Michelle Jones, Adam Lewis, Francesco Delacqua, Karthik Natarajan, Paul Harris | View Poster/Brief Report |
| 89 | OMOP Insights: Standardizing the First Combat Trauma Registry | Darshan Thota, Michael Shiels, Thorsten Mueller Matthew Standlee, Brian Sonka, David Barraza David Winfield, Jay Baker, Jennifer M. Gurney Jonathan D. Stallings | View Poster/Brief Report |
| 90 | An Automated Data Quality and Curation Pipeline for Producing GenoSphere OMOP Common Data Model Clinico-Genomic Datasets for the Helix Research Network | Lance Eighme, Lisa McEwen, Xavier Araujo, Kwasi Agyeman, Anna Swigart | View Poster/Brief Report |
| 91 | Adapting, Extending, and Reimagining the OHDSI Ecosystem for Pediatric Research: The PEDSnet Experience | Hanieh Razzaghi, Charles Bailey | View Poster/Brief Report |
| 92 | Making PROMs work in OHDSI: a framework for interoperable collection and mapping of PROMs using the EQ-5D-5L as a worked example | Mario Lawes, Alexia Sampri, Karthik Seetharaman, Afreen Sikandara, David Weese, Rok Kos, Ben Illigens | View Poster/Brief Report |
| 93 | Building an Integrated Oncology Common Data Model Using Electronic Health Records for Real-World Cancer Research | Subin Kim, Jeong Eun Choi, Chang Jun Ko, Seng Chan You | View Poster/Brief Report |
| 94 | Beyond Initial Integration: Evolution of an Oncology Data Lake Supporting Longitudinal Cancer Research | Farnoosh Sheikhi, Shikha Kothari, Natasha Flowers, Hannah Cooper, Jose Posada, Somalee Datta, Solomon Henry, Deepa Balra, David Love, Mina Satoyoshi, Joe Mesterhazy, Darren Guan, Smita Limaye, Alvaro Alvarez, Jay Chen , Priya Desai | View Poster/Brief Report |
| 95 | OMOP ETL Design for Transparency, Quality, and Maintainability | Natasha Flowers, Jose Posada, Hannah Morgan-Cooper, Farnoosh Sheikhi, Shikha Kothari, Alvaro Alvarez, Priya Desai | View Poster/Brief Report |
| 96 | The Role of Data Operations in Observational Health Data Quality – A Landscaping Review | Katy Sadowski, Paul Nagy | View Poster/Brief Report |
| 97 | Mapping Clinical Trial Adverse Events in the OMOP CDM | Cynthia Sung, Ivona Anastasova, Qi Yang, Mike Hamidi, Rebecca Baker, Ingeborg Holt, Vojtech Huser, Melanie Philofsky, Asieh Golazar, Christian Reich, and Kenneth Wilkins | View Poster/Brief Report |
| 98 | Pilot Study of Dental CBCT Dataset and OMOP Medical Imaging Extension | Julie Cha, Vidhya Venkateswaran | View Poster/Brief Report |
| 99 | Transforming Oral Health Standards with the OMOP-CDM | Robert Koski, Julie Cha, Michael Feolo, John O’ Malley, Jin Xiao, Jennifer Holtzman, Jay Patel, Liz Amos, Aarthi Shanmugavel, Vidhya Venkateswaran | View Poster/Brief Report |
| 100 | How AI Helped Us Learn What We Didn’t Know: Discovering CDM Gaps Through AI-Augmented Downstream Validation | Roger Carlson, Sam Martin | View Poster/Brief Report |
| 101 | Beyond Usagi: A Tiered Source-to-Concept Mapping Pipeline with AI-Assisted Context Resolution | Roger Carlson | View Poster/Brief Report |
| 102 | Mapping Colombian Pharmaceutical Registry Data to OMOP Standard Concepts Using RxNorm and RxNorm Extension | Anabel Barrera García, Vaclav Papez | View Poster/Brief Report |
| 103 | From repair to roadmap: history and future direction of the OHDSI Vaccine Vocabulary Workgroup | Alexander Davydov, Jie Zheng, Qi Yang, Aisyah Yu Lin, Lixia Yao, Yongqun He, OHDSI Vaccine Vocabulary WG | View Poster/Brief Report |
| 104 | Establishing Best Practices for Mapping Standard Assessment Instruments to the OMOP CDM | Nicole M. Gerlanc on behalf of the OHDSI CDM Survey Sub-Working Group | View Poster/Brief Report |
| 105 | Mind Meets Machines?: AI Assisted Semantic Mapping of Clinical Concepts | Andrew S. Kanter, Jonathan Payne, Filipe Lopes, June Bronnert, Theresa Rihanek | View Poster/Brief Report |
| 106 | Operationalizing OCL-Driven CIEL Refresh in OHDSI Standardized Vocabularies: a Repeatable, Version-Aware Pipeline for OpenMRS-to-OMOP Harmonization | Polina Talapova, Denys Kaduk, Daryna Ivakhnenko, Andrew S. Kanter | View Poster/Brief Report |
| 107 | Mapping ICD-10-CA, ICD-9, and ICD-9-CM Terminologies to SNOMED CT to Support OMOP Implementation in Canada | Lisa Lix, Nasiba Ahmed, Georgina Archbold, Ali Beykzadeh, Sasha Blant, Lisa Flaten, Yoko Ishigami-Doyle, Alexandra Ouedraogo, Aditi Patrikar, Sandra Peterson, Alexandra Roine, David Yang, Yinshan Zhao, Alison Park | View Poster/Brief Report |
| 108 | Representing ICD-11 Post-Coordination in OMOP Without Changing the Model | Xiaohan Tanner Zhang, Paul Nagy, Christian Reich, Christopher G. Chute | View Poster/Brief Report |
| 109 | Extensible Refactoring of OHDSI Cancer Modifier "Nodes" concept class replicating SNOMED CT Lymph Node Anatomy behavior | Vlad Korsik, Iryna Zherka, Maryia Khitrun, Asieh Golozar, Christian Reich | View Poster/Brief Report |
| 110 | Enriching Electronic-Health-Record Cohorts by Detecting Patients with Complete Data in Argos | Jeffrey Klann, Griffin M Weber, Lina Sulieman, Shawn N. Murphy, Aaron Abend, Diane Keogh | View Poster/Brief Report |
| 111 | Why Is My Study Underpowered? Limitations of Formula-Based Power Calculations in Real-World Survival Studies and a Practical Correction | Haoyuan Wang, Yiwen Lu, Yuqing Lei, Qiong Wu , Yong Chen | View Poster/Brief Report |
| 112 | TIDE 2.0: A Model-Agnostic, Utility-Preserving Open-Source Tool for Distributed Clinical Text De-identification | Jose Posada, Somalee Datta, Priya Desai | View Poster/Brief Report |
| 113 | A Standardized Schema for Sharing Probabilistic Phenotypes | Arootin Gharibian, Eva Kriegova, Milos Kudelka | View Poster/Brief Report |
| 114 | CircePy: Towards a Conformance Standard for Cohort Definitions in the OHDSI Ecosystem | James P. Gilbert, Egill Fridgeirsson, Christopher Knoll | View Poster/Brief Report |
| 115 | FastOMOP-Skills: Agentic Skills for Automated Real-World Evidence Generation Using LLMs | Ian Farr, Shihao Shenzhang, Niko Möller-Grell, Richard Dobson, Vishnu V. Chandrabalan | View Poster/Brief Report |
| 116 | From Study Design to Executable Code: Automating OHDSI Study Implementation with Large Language Models | Hanjae Kim, Minseong Kim, Seonji Kim, Seng Chan You | View Poster/Brief Report |
| 117 | Synthetic Creation of OMOP Oncology Patients (SCOOP) | Brianna Argall, Ghazaleh Niknam Shirvan, Tim Churches, Frank Lin, Jeremy L Warner, Georgina Kennedy | View Poster/Brief Report |
| 119 | CohortPrevalence: OHDSI R Package for Estimating Prevalence | Martin Lavallee, Asieh Golozar, Klaus Bondt | View Poster/Brief Report |
| 120 | PhenoEx: An interactive phenotype builder | Kevin Crouse, Emily Clark | View Poster/Brief Report |
| 121 | Reproducing gold-standard OHDSI cohorts with an LLM agent: an execution-based, patient-level evaluation of the FastOMOP ATLAS Agent | Niko Möller-Grell, Shihao Shenzhang, Ian Farr, Richard Dobson, Vishnu V. Chandrabalan | View Poster/Brief Report |
| 122 | Using Artificial Intelligence to Generate a Quarto Front-End for Presenting ATLAS Treatment Pathways: Lessons from an Inflammatory Bowel Disease Epidemiology Study | William J. O'Brien, Robert Suruki, Jill Hardin | View Poster/Brief Report |
| 123 | The Wizards of OMOP: Shortening time-to-first-insight on OMOP data through guided queries and dashboards in Data2Evidence | Tim Walz, Andrew Deonarine, Jerome Ng, Alicia Koh, Karthik Seetharaman, Peter Hoffman, Pablo Guerrero, Mario Lawes, Alexia Sampri, Patricia Kovatch, Ben Illigens, Girish Nadkarni | View Poster/Brief Report |
| 124 | Democratizing Evidence Generation through Vibe Coding with OHDSI Tools: A Use Case in Regional and Seasonal Diseases in Kids | Patrick Ryan | View Poster/Brief Report |
| 125 | Standardizing the A4 Alzheimer’s Disease Research Dataset into the OMOP Common Data Model to Enable Accessible Precision Medicine | Sarina Azimian Zavareh, Teri Sippel Schmidt, Benjamin Martin, Milap Nowrangi, Paul Nagy, Blake E. Dewey | View Poster/Brief Report |
| 126 | Any-to-Any Terminology Mapping: AI-assisted mapping of local terminologies | Julio Cesar Barbour Oliveira, Vinicius Anjos de Almeida, Gabriela Naomi Ishibe, Giovanna Bertelli de Gouveia, Kalil Vitor Marto Bernal, Karen Barbour Oliveira, Rodrigo Gonçalves Queijo, Vinícius Goularte-Silva, Adriano Yudi Tugava, Ana Paula dos Santos Cardoso, Ariella Aro, Bruno de Andrade Zanesco, Elene Paltrinieri Nardi, Évellin do Espirito Santo, Gabriela Boscachi Flavio, Gustavo Moreira Rodrigues, Ian Bezerra, Ingrid Mayara Benachio , Letícia Lanzillotta de Mello, Luís Guilherme Espinosa e Souza, Maria Beatriz Magalhães Scabim, Maria Letícia Maeus Trindade, Marina Zindel da Cruz, Rhuan Favero Costa, Verônica Costa Biselli, Victoria Bueno de Araújo, Daniela Mayumi Usuda Prado Rocha | View Poster/Brief Report |
| 127 | TAXIS: Building an OMOP-native clinical relationship layer to support reusable OHDSI analytics | Stephen H. Bandeian, Gowtham Rao, Shaun Grannis, J. Marc Overhage | View Poster/Brief Report |
| 128 | Unlocking the latent semantic graph of the OHDSI vocabularies as a reasoning backbone for grounded clinical AI | Nico Loesch, Ghazaleh Niknam Shirvan, Richard D. Boyce, Georgina Kennedy | View Poster/Brief Report |
| 129 | Concept-omcp: An Embeddable, Privacy-Preserving MCP Server for Semantic OMOP Vocabulary Search in Secure Data Environments | Niko Möller-Grell, Shihao Shenzhang, Ian Farr, Richard Dobson, Vishnu V Chandrabalan | View Poster/Brief Report |
| 130 | PatientGenerator: an R package to create synthetic test patients using LLMs | Cesar Barboza, Adam Black, Ger Inberg, Ross Williams | View Poster/Brief Report |
| 131 | Demonstration: Converting your healthcare prediction model into the OHDSI framework | Jenna M Reps, John Xiang, Sophia Y. Wang, Cindy X. Cai, Michelle Hribar, Kerry E. Ashby, Egill A. Fridgeirsson | View Poster/Brief Report |
| 132 | CohortVisualizer: An OHDSI Workbench for Cohort Exploration and Hypothesis Generation | Christelle Xiong, Christopher A. Mecoli | View Poster/Brief Report |
| 133 | RWD-OMOP: A cost aware generative AI workflow automation tool | Pankaj Attri, Sherrine Eid | View Poster/Brief Report |
| 134 | OHDSI Study Agent for Human-AI Team-Based Real-World Evidence Generation in the Veterans Health Administration | Richard D. Boyce | View Poster/Brief Report |
| 135 | Agentic CohortBuilder: Integrating LLMs with OHDSI/OMOP Standards for Cohort Construction | Ram Varma, Ziwei Yin, Eleanor Davies, Juan Aristy, Konstantin Iaroshovets , Andrej Snegiriov , Gregory Klebanov | View Poster/Brief Report |
| 136 | An All-Purpose, Backend-Neutral Embedding Layer for OMOP Vocabularies | Nico Loesch, Richard Boyce, Georgina Kennedy | View Poster/Brief Report |
| 137 | Groundworkers: Concept Grounding and Graph Traversal for Agents | Georgina Kennedy | View Poster/Brief Report |
| 138 | OCL Mapper and the CIEL Bridge: Open-Source, AI-Assisted Mapping of Clinical Concepts to Standard Vocabularies and OMOP | Jonathan Payne, Joseph Amlung, Filipe Lopes, Andrew S. Kanter | View Poster/Brief Report |
| 139 | Usagi-on-the-Web: Collaborative OMOP Concept Mapping with AI-quality Ranking but No LLM API Bills | Natthawut Adulyanukosol | View Poster/Brief Report |
| 140 | Scaling Concept Mapping from Caboodle Source Data to OMOP-Standard Vocabularies Using AI-Assisted LLM Orchestration | Richard Checketts, Ming-Chieh Tu, Jackson Barlocker, Reed Barney | View Poster/Brief Report |
| 141 | Argos-Atlas Bridge: A Cohort Builder for creating Concept Sets for Atlas | Aaron Abend, Jeff Green, Chris Uhrich, Julie Hoagland-Sorensen, Griffin Weber, Jeffrey Klann, Shawn Murphy, Diane Keogh | View Poster/Brief Report |
| 142 | Argos: Simple Cohort Builder and Analysis Tool for Federated Networks Using OMOP | Griffin M Weber, Jeffrey Klann, Shawn N. Murphy, Aaron Abend, Diane Keogh | View Poster/Brief Report |
| 143 | PhenotypeRefiner: A transparent, end-to-end workflow that uses LLMs to produce and characterize executable cohort definitions from human-readable descriptions of clinical phenotypes | Jared Houghtaling, Azza Shoaibi, Joel Swerdel, James Gilbert, Martijn Schuemie, Patrick Ryan | View Poster/Brief Report |
| 144 | Development of a phenotype evaluation tool that emulates clinical expert chart review adjudication at scale | Joel N. Swerdel, James P. Gilbert, Judith A. Racoosin, George Hripcsak | View Poster/Brief Report |
| 145 | Pythia: An LLM-Powered Study Design Advisor for ATLAS v3.0 | Peter Hoffmann, Ben Illigens | View Poster/Brief Report |
| 146 | Phenotypes for All: The Phenotype Library Application | Ajit Londhe, Carmen Ng, Julia Ortmann, Andrej Snegiriov, Konstantin Iaroshovets, Lucy McDermott | View Poster/Brief Report |
| 147 | OHDSI Phenotype Library Version 3 | Gowtham Rao | View Poster/Brief Report |
| 148 | A Lightweight FHIR-to-OMOP Software Demonstration Using pyOMOP | Sanghati Basu, Bell Raj Eapen | View Poster/Brief Report |
| 149 | Custom database management system support for the OMOP CDM | Martí Català, Edward Burn | View Poster/Brief Report |
| 150 | Vercori: Semantic Data Quality and Fit-for-Study Assessment for Federated OMOP Networks | Sandra Estremera-Zink | View Poster/Brief Report |
| 151 | FastSSV: A Semantic Static validator for LLM-Driven Clinical Queries on the OMOP CDM | Shihao Shenzhang, Niko Möller-Grell, Ian Farr, Richard Dobson, Vishnu V Chandrabalan | View Poster/Brief Report |
| 152 | IntegratedViewer (IVe) — Investigator’s Explorer: In-context, SQL-Free, Natural-Language Exploration of Multimodal Critical-Care Data in the OMOP CDM | Delgersuren Bold, Xiao Hu, Eric Rosenthal, CHoRUS Consortium | View Poster/Brief Report |
| 153 | A Semantic Layer for OMOP with Malloy: Reusable, Portable, and Correct by Construction Analytics | Ofer Mendelevitch, Kyle Nesbit, James Swirhun | View Poster/Brief Report |
| 154 | Evaluating Semantic Loss in EHR Terminology Mapping in Common and Rare Diseases | Melanie Philofsky, Brian J Laraway, Michael G Kahn, Melissa A Haendel | View Poster/Brief Report |
| 155 | Using OWL Reasoning to Identify Structural Inconsistencies in the OMOP Standardized Vocabularies | William A Baumgartner Jr, Lisa M Schilling | View Poster/Brief Report |
| 156 | Ontology-Governed LLM Search for Safe Drug Concept Mapping in Air-Gapped Healthcare Environments | Seung Ju Yun, Eun Kyung Ko, Myung ji Yoo | View Poster/Brief Report |
| 157 | EPISODE/EPISODE_EVENT-Based Representation of Microbiology Results and Antimicrobial Susceptibility Testing in OMOP CDM v5.4 | Jared Houghtaling, Polina Talapova, Gilles Clermont, Andrew E Williams | View Poster/Brief Report |
| 158 | Making the most of What We Have: Regional Characterization of OHDSI Network Databases | Evelyn C. Goh, Jack Janetzki, Nicole Pratt, Feng Mengling | View Poster/Brief Report |
| 159 | ORBIT: One-shot Reconstruction-Based Inference via Tensorization | Qiaoshi Yang, Jie Hu, Yudong Wang, Jianqing Fan, Yong Chen | View Poster/Brief Report |
| 160 | Comparative performance of the concurrent comparator design with existing vaccine safety surveillance approaches on real-world observational health data | Shounak Chattopadhyay, Fan Bu, Martijn J. Schuemie, Jody-Ann McLeggon, Erik Westlund, Elise L. Boventer, Tara V. Anand, George Hripcsak, Patrick B. Ryan, Marc A. Suchard | View Poster/Brief Report |
| 161 | Implementing Population Health Risk Analytics on a Standardized EHR Data Layer: Evaluation and Framework Development | Haeun Lee, Tom Richards, Benjamin Martin, Paul Nagy, Hadi Kharrazi, Jonathan Weiner, Chintan Pandya | View Poster/Brief Report |
| 162 | UNO: Neural Pruning Enhances AI Reliability of Observational Data-based Findings | Yue Wu, Yiwen Lu, Huiyuan Wang, Dazheng Zhang, Huilin Tang, Bingyu Zhang, Lu Li, Wenjie Hu, Jiajie Chen, Tingyin Wang, Han Wu, Ting Zhou, Yuqing Lei, Xinyao Jian, Tsai Hor Chan, Siqi Chen, Yong Lin, Demissie Alemayehu,James Zou,David Asch,Yong Chen | View Poster/Brief Report |
| 163 | A Multi-Database, Retrospective, Long-term, Observational Safety Study of Pediatric Patients with Inflammatory Bowel Disease | Kevin Haynes, Tim Hoops, Pankti Bhatt, Robert Suruki, Patrick Ryan, Jared Houghtaling | View Poster/Brief Report |
