Lav P. Patel
YOU?
Author Swipe
View article: International electronic health record-derived COVID-19 clinical course profiles: the 4CE consortium
International electronic health record-derived COVID-19 clinical course profiles: the 4CE consortium Open
View article: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study
International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study Open
BACKGROUND: Many countries have experienced 2 predominant waves of COVID-19-related hospitalizations. Comparing the clinical trajectories of patients hospitalized in separate waves of the pandemic enables further understanding of the evolv…
View article: The potential of Generative Pre-trained Transformer 4 (GPT-4) to analyse medical notes in three different languages: a retrospective model-evaluation study
The potential of Generative Pre-trained Transformer 4 (GPT-4) to analyse medical notes in three different languages: a retrospective model-evaluation study Open
None.
View article: Positive Airway Pressure, Mortality, and Cardiovascular Risk in Older Adults With Sleep Apnea
Positive Airway Pressure, Mortality, and Cardiovascular Risk in Older Adults With Sleep Apnea Open
Importance Positive airway pressure (PAP) is the first-line treatment for obstructive sleep apnea (OSA), but evidence on its beneficial effect on major adverse cardiovascular events (MACE) and mortality prevention is limited. Objective To …
View article: Association between SARS-CoV-2 infection and select symptoms and conditions 31 to 150 days after testing among children and adults
Association between SARS-CoV-2 infection and select symptoms and conditions 31 to 150 days after testing among children and adults Open
View article: Assessing the Potential of GPT-4 to Annotate Medical Notes Across Different Languages and Countries: A Model Evaluation Study
Assessing the Potential of GPT-4 to Annotate Medical Notes Across Different Languages and Countries: A Model Evaluation Study Open
View article: Association Between Hypertension and Diabetes Control and COVID‐19 Severity: National Patient‐Centered Clinical Research Network, United States, March 2020 to February 2022
Association Between Hypertension and Diabetes Control and COVID‐19 Severity: National Patient‐Centered Clinical Research Network, United States, March 2020 to February 2022 Open
Background Hypertension and diabetes are associated with increased COVID‐19 severity. The association between level of control of these conditions and COVID‐19 severity is less well understood. Methods and Results This retrospective cohort…
View article: Informative missingness: What can we learn from patterns in missing laboratory data in the electronic health record?
Informative missingness: What can we learn from patterns in missing laboratory data in the electronic health record? Open
View article: Acute respiratory distress syndrome after SARS-CoV-2 infection on young adult population: International observational federated study based on electronic health records through the 4CE consortium
Acute respiratory distress syndrome after SARS-CoV-2 infection on young adult population: International observational federated study based on electronic health records through the 4CE consortium Open
Purpose In young adults (18 to 49 years old), investigation of the acute respiratory distress syndrome (ARDS) after severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection has been limited. We evaluated the risk factors and …
View article: Effectiveness of Corticosteroids Alone versus Corticosteroids and Cyclosporine in the Management of Patients with Severe Cutaneous Drug Reaction
Effectiveness of Corticosteroids Alone versus Corticosteroids and Cyclosporine in the Management of Patients with Severe Cutaneous Drug Reaction Open
Introduction: Severe Cutaneous Adverse Reactions (SCADRs) are emergency dermatologic manifestations associated with high morbidity and mortality. Their management includes immediate withdrawal of suspected causal agent followed by prompt m…
View article: Disease profile of Guillain-Barré syndrome among Indian patients receiving intravenous immunoglobulin: a real-world observational study
Disease profile of Guillain-Barré syndrome among Indian patients receiving intravenous immunoglobulin: a real-world observational study Open
Background: Objectives of the study were to evaluate the real-world usage pattern of intravenous immunoglobulin (IVIg) for the treatment of patients with Guillain‐Barré syndrome (GBS), and to understand the disease charact…
View article: Long-term kidney function recovery and mortality after COVID-19-associated acute kidney injury: an international multi-centre observational cohort study
Long-term kidney function recovery and mortality after COVID-19-associated acute kidney injury: an international multi-centre observational cohort study Open
View article: Real-world utilization and acceptance of biosimilar bevacizumab in metastatic colorectal cancer in India
Real-world utilization and acceptance of biosimilar bevacizumab in metastatic colorectal cancer in India Open
Background: To describe the patient characteristics and usage pattern of biosimilar bevacizumab for the treatment of metastatic colorectal cancer (mCRC) in India.Methods: This real-world, retrospective analysis included adult patients rece…
View article: SurvMaximin: Robust federated approach to transporting survival risk prediction models
SurvMaximin: Robust federated approach to transporting survival risk prediction models Open
View article: International electronic health record-derived post-acute sequelae profiles of COVID-19 patients
International electronic health record-derived post-acute sequelae profiles of COVID-19 patients Open
View article: International comparisons of laboratory values from the 4CE collaborative to predict COVID-19 mortality
International comparisons of laboratory values from the 4CE collaborative to predict COVID-19 mortality Open
Given the growing number of prediction algorithms developed to predict COVID-19 mortality, we evaluated the transportability of a mortality prediction algorithm using a multi-national network of healthcare systems. We predicted COVID-19 mo…
View article: Changes in laboratory value improvement and mortality rates over the course of the pandemic: an international retrospective cohort study of hospitalised patients infected with SARS-CoV-2
Changes in laboratory value improvement and mortality rates over the course of the pandemic: an international retrospective cohort study of hospitalised patients infected with SARS-CoV-2 Open
Objective To assess changes in international mortality rates and laboratory recovery rates during hospitalisation for patients hospitalised with SARS-CoV-2 between the first wave (1 March to 30 June 2020) and the second wave (1 July 2020 t…
View article: Informative Missingness: What can we learn from patterns in missing laboratory data in the electronic health record?
Informative Missingness: What can we learn from patterns in missing laboratory data in the electronic health record? Open
Background In electronic health records, patterns of missing laboratory test results could capture patients’ course of disease as well as reflect clinician’s concerns or worries for possible conditions. These patterns are often understudie…
View article: Characterizing the temporal changes in association between modifiable risk factors and acute kidney injury with multi-view analysis
Characterizing the temporal changes in association between modifiable risk factors and acute kidney injury with multi-view analysis Open
View article: Acute respiratory distress syndrome after SARS-CoV-2 infection on young adult population: international observational federated study based on electronic health records through the 4CE consortium
Acute respiratory distress syndrome after SARS-CoV-2 infection on young adult population: international observational federated study based on electronic health records through the 4CE consortium Open
Purpose In young adults (18 to 49 years old), investigation of the acute respiratory distress syndrome (ARDS) after severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection has been limited. We evaluated the risk factors and …
View article: SurvMaximin: Robust Federated Approach to Transporting Survival Risk Prediction Models
SurvMaximin: Robust Federated Approach to Transporting Survival Risk Prediction Models Open
Objective For multi-center heterogeneous Real-World Data (RWD) with time-to-event outcomes and high-dimensional features, we propose the SurvMaximin algorithm to estimate Cox model feature coefficients for a target population by borrowing …
View article: Angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, and COVID-19-related outcomes: A patient-level analysis of the PCORnet blood pressure control lab
Angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, and COVID-19-related outcomes: A patient-level analysis of the PCORnet blood pressure control lab Open
View article: Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study
Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study Open
[This corrects the article DOI: 10.2196/31400.].
View article: Enhancing PCORnet Clinical Research Network data completeness by integrating multistate insurance claims with electronic health records in a cloud environment aligned with CMS security and privacy requirements
Enhancing PCORnet Clinical Research Network data completeness by integrating multistate insurance claims with electronic health records in a cloud environment aligned with CMS security and privacy requirements Open
Objective The Greater Plains Collaborative (GPC) and other PCORnet Clinical Data Research Networks capture healthcare utilization within their health systems. Here, we describe a reusable environment (GPC Reusable Observable Unified Study …
View article: Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study (Preprint)
Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study (Preprint) Open
UNSTRUCTURED Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study In “International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals …
View article: Multinational characterization of neurological phenotypes in patients hospitalized with COVID-19
Multinational characterization of neurological phenotypes in patients hospitalized with COVID-19 Open
View article: Synergies between centralized and federated approaches to data quality: a report from the national COVID cohort collaborative
Synergies between centralized and federated approaches to data quality: a report from the national COVID cohort collaborative Open
Objective In response to COVID-19, the informatics community united to aggregate as much clinical data as possible to characterize this new disease and reduce its impact through collaborative analytics. The National COVID Cohort Collaborat…
View article: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study
International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study Open
Background Many countries have experienced 2 predominant waves of COVID-19–related hospitalizations. Comparing the clinical trajectories of patients hospitalized in separate waves of the pandemic enables further understanding of the evolvi…
View article: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study (Preprint)
International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study (Preprint) Open
BACKGROUND Many countries have experienced 2 predominant waves of COVID-19–related hospitalizations. Comparing the clinical trajectories of patients hospitalized in separate waves of the pandemic enables further understanding of the evolv…
View article: International Analysis of Electronic Health Records of Children and Youth Hospitalized With COVID-19 Infection in 6 Countries
International Analysis of Electronic Health Records of Children and Youth Hospitalized With COVID-19 Infection in 6 Countries Open
This study of EHRs of children and youth hospitalized for COVID-19 in 6 countries demonstrated variability in hospitalization trends across countries and identified common complications and laboratory abnormalities in children and youth wi…