His primary areas of study are Internal medicine, Medical prescription, Drug, Odds ratio and Epidemiology. As part of his studies on Internal medicine, Jesper Hallas often connects relevant subjects like Surgery. His Medical prescription research is multidisciplinary, incorporating elements of Pediatrics and Family medicine.
His studies in Drug integrate themes in fields like Polypharmacy, Odds and Medical emergency. His research in Odds ratio intersects with topics in Anesthesia, Antithrombotic, Case-control study, Upper gastrointestinal bleeding and Clopidogrel. His study explores the link between Epidemiology and topics such as Intensive care medicine that cross with problems in Pharmacotherapy and Prescription database.
His main research concerns Internal medicine, Medical prescription, Odds ratio, Cohort study and Confidence interval. His Internal medicine research incorporates themes from Gastroenterology and Surgery. Jesper Hallas has included themes like Epidemiology, Pediatrics and Drug in his Medical prescription study.
His Drug study is associated with Pharmacology. Jesper Hallas has researched Odds ratio in several fields, including Confounding and Risk factor. His Cohort study research includes elements of Relative risk, Propensity score matching, Retrospective cohort study and Cohort.
Internal medicine, Cohort study, Odds ratio, Confidence interval and Medical prescription are his primary areas of study. Gout is closely connected to Active Comparator in his research, which is encompassed under the umbrella topic of Internal medicine. His work in Cohort study covers topics such as Absolute risk reduction which are related to areas like Patient centred, Number needed to treat and Intensive care medicine.
His Odds ratio study integrates concerns from other disciplines, such as Interquartile range, Vitamin K antagonist, Disease, Cohort and Comorbidity. His work deals with themes such as Observational study, Confounding and Risk factor, which intersect with Confidence interval. Jesper Hallas is involved in the study of Medical prescription that focuses on Pharmacoepidemiology in particular.
His primary scientific interests are in Internal medicine, Odds ratio, Cohort, Cohort study and Epidemiology. His study in Intensive care unit, Atrial fibrillation, Confidence interval, Hazard ratio and Disease are all subfields of Internal medicine. In Odds ratio, he works on issues like Case-control study, which are connected to Crossover study, Gastroenterology, Acute pancreatitis and Bladder cancer.
His Cohort study also includes
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The Danish National Prescription Registry
Helle Wallach Kildemoes;Henrik Toft Sørensen;Jesper Hallas.
Scandinavian Journal of Public Health (2011)
The Danish prescription registries.
Gaist D;Sørensen Ht;Hallas J.
Danish Medical Bulletin (1997)
Use of single and combined antithrombotic therapy and risk of serious upper gastrointestinal bleeding: population based case-control study
Jesper Hallas;Michael Dall;Alin Andries;Birthe Søgaard Andersen.
Data Resource Profile: The Danish National Prescription Registry.
Anton Pottegård;Sigrun Alba Johannesdottir Schmidt;Helle Wallach-Kildemoes;Henrik Toft Sørensen.
International Journal of Epidemiology (2016)
Use of proton pump inhibitors and the risk of community-acquired pneumonia: a population-based case-control study.
Sinem Ezgi Gulmez;Anette Holm;Henrik Frederiksen;Thøger Gorm Jensen.
JAMA Internal Medicine (2007)
Drug related hospital admissions: the role of definitions and intensity of data collection, and the possibility of prevention
J. Hallas;B. Harvald;L. F. Gram;E. Grodum.
Journal of Internal Medicine (1990)
Statins and risk of polyneuropathy: a case-control study.
D. Gaist;U. Jeppesen;M. Andersen;L.A. Garcia Rodríguez.
Polypharmacy: correlations with sex, age and drug regimen A prescription database study
L. Bjerrum;J. Søgaard;J. Hallas;J. Kragstrup.
European Journal of Clinical Pharmacology (1998)
Classification of myocardial infarction: frequency and features of type 2 myocardial infarction
Lotte Saaby;Tina Svenstrup Poulsen;Susanne Elisabeth Hosbond;Torben Bjerregaard Larsen.
The American Journal of Medicine (2013)
Complicated and uncomplicated peptic ulcers in a Danish county 1993-2002: a population-based cohort study.
Annmarie Lassen;Jesper Hallas;Ove B Schaffalitzky de Muckadell.
The American Journal of Gastroenterology (2006)
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