Validation and updating of predictive logistic regression models: a study on sample size and shrinkage

• Use of Federated Learning for validating and updating privacy-preserving decentralized multi-study prognostic models in Traumatic Brain Injury

  2026 medRxiv preprint Computer Science Privacy-Preserving Technologies in Data Open access

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• Instability of the AUROC of Clinical Prediction Models

  2025 Statistics in Medicine article Mathematics Statistical Methods in Epidemiology Open access cited by 1 patent

  19

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• Federated Learning Enabled Privacy-Preserving Data Access for Predicting 30-Day Mortality in Acute Myocardial Infarction

  2025 SSRN Electronic Journal preprint Computer Science Privacy-Preserving Technologies in Data Open access

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• Effective sample size: A measure of individual uncertainty in predictions

  2024 Statistics in Medicine article Mathematics Statistical Methods in Epidemiology Open access

  16

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• Comparison of likelihood penalization and variance decomposition approaches for clinical prediction models: A simulation study

  2023 Biometrical Journal article Mathematics Statistical Methods and Inference Open access

  3

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• Predicting Readmission or Death After Discharge From the ICU: External Validation and Retraining of a Machine Learning Model

  2022 Critical Care Medicine article Computer Science Machine Learning in Healthcare Open access

  44

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• Methodological guidance for the evaluation and updating of clinical prediction models: a systematic review

  2022 BMC Medical Research Methodology review Mathematics Statistical Methods in Epidemiology Open access

  233

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• Validation of prediction models in the presence of competing risks: a guide through modern methods

  2022 BMJ article Mathematics Statistical Methods in Epidemiology Open access

  103

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• Generalizability of Cardiovascular Disease Clinical Prediction Models: 158 Independent External Validations of 104 Unique Models

  2022 Circulation Cardiovascular Quality and Outcomes article Mathematics Statistical Methods in Epidemiology Open access

  54

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• Seek COVER: using a disease proxy to rapidly develop and validate a personalized risk calculator for COVID-19 outcomes in an international network

  2022 BMC Medical Research Methodology article Medicine COVID-19 Clinical Research Studies Open access

  44

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• Additional file 2 of Seek COVER: using a disease proxy to rapidly develop and validate a personalized risk calculator for COVID-19 outcomes in an international network

  2022 Figshare dataset Medicine COVID-19 Clinical Research Studies Open access

  0

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• External validation of the U-HIP prediction model for in-hospital mortality in geriatric hip fracture patients

  2021 Injury article Medicine Hip and Femur Fractures Open access

  5

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• Prediction of Early Recurrence After Surgery for Liver Tumor (ERASL): An International Validation of the ERASL Risk Models

  2021 Annals of Surgical Oncology article Medicine Hepatocellular Carcinoma Treatment and Prognosis Open access

  14

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• Clinical Prediction Models for Primary Prevention of Cardiovascular Disease: Validity in Independent Cohorts

  2021 medRxiv preprint Medicine Health Promotion and Cardiovascular Prevention Open access

  0

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• Validation of a prognostic model for adverse perinatal health outcomes

  2020 Scientific Reports article Health Professions Maternal and Neonatal Healthcare Open access

  4

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• Seek COVER: Development and validation of a personalized risk calculator for COVID-19 outcomes in an international network

  2020 medRxiv preprint Medicine COVID-19 Clinical Research Studies Open access

  28

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• Prognostic Research in Traumatic Brain Injury: Markers, Modeling, and Methodological Principles

  2020 Journal of Neurotrauma article Medicine Traumatic Brain Injury Research Open access

  38

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• Calculating the sample size required for developing a clinical prediction model

  2020 BMJ article Mathematics Statistical Methods in Epidemiology Open access

  2,902

  citations

18 results