Works by Hallas, Jesper

Results: 278

Adverse outcomes and mortality in users of non-steroidal anti-inflammatory drugs who tested positive for SARS-CoV-2: A Danish nationwide cohort study.

Published in:

2020

By:

Lund, Lars Christian;
Kristensen, Kasper Bruun;
Reilev, Mette;
Christensen, Steffen;
Thomsen, Reimar Wernich;
Christiansen, Christian Fynbo;
Støvring, Henrik;
Johansen, Nanna Borup;
Brun, Nikolai Constantin;
Hallas, Jesper;
Pottegård, Anton

Publication type:

journal article

Obtaining Valid Compatibility Intervals for Sequence Symmetry Analyses Utilizing Active Comparators: A Simulation Study.

Published in:

Pharmacoepidemiology & Drug Safety, 2025, v. 34, n. 6, p. 1, doi. 10.1002/pds.70160

By:

Rahbek, Martin Torp;
Hallas, Jesper;
Lund, Lars Christian

Publication type:

Article

Biologics Used for Psoriasis: A Drug Utilization Study Based on Two Nationwide Danish Data Sources.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 11, p. 1, doi. 10.1002/pds.70050

By:

Engel‐Andreasen, Nanna Philbert;
Hallas, Jesper;
Jensen, Peter;
Egeberg, Alexander;
Reilev, Mette

Publication type:

Article

Use of Point‐in‐Time or Window Approach in the Case‐Crossover Design, Implications for Pharmacoepidemiologic Research Using Registries.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 6, p. 1, doi. 10.1002/pds.5850

By:

Hallas, Jesper;
Maclure, Malcolm

Publication type:

Article

Lessons learned from a multi‐data source research collaboration: The mirabegron post‐authorization safety study program.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 5, p. 1, doi. 10.1002/pds.5799

By:

de Vogel, Stefan;
Seeger, John D.;
Arana, Alejandro;
Margulis, Andrea V.;
McQuay, Lisa J.;
Perez‐Gutthann, Susana;
Hallas, Jesper;
Kristiansen, Nina Sahlertz;
Linder, Marie;
Odsbu, Ingvild;
Suehs, Brandon;
Xu, Yihua;
Uribe, Claudia;
Appenteng, Kwame;
Robinson, Noah Jamie

Publication type:

Article

Is the sequence ratio an unbiased estimate of the incidence rate ratio? A simulation study.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 3, p. 1, doi. 10.1002/pds.5774

By:

Delvin, Thomas;
Egsgaard, Sofie;
Hallas, Jesper;
Kildegaard, Helene;
Lund, Lars Christian;
Rahbek, Martin Torp

Publication type:

Article

Identifying high‐risk medications and error types in Danish patient safety database using disproportionality analysis.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 2, p. 1, doi. 10.1002/pds.5735

By:

Tchijevitch, Olga;
Birkeland, Søren F.;
Bogh, Søren B.;
Hallas, Jesper

Publication type:

Article

Trend adjustment of the sequence difference when performing sequence symmetry analyses.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 1, p. 1, doi. 10.1002/pds.5723

By:

Rahbek, Martin Torp;
Hallas, Jesper;
Lund, Lars Christian

Publication type:

Article

Application of the waiting time distribution in a nationwide screening of real‐world dermatology drug utilization for aberrant use patterns.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 1, p. 1, doi. 10.1002/pds.5720

By:

Delvin, Thomas;
Bygum, Anette;
Lund, Lars Christian;
Andersen, Jacob Harbo;
Hallas, Jesper

Publication type:

Article

Use of molnupiravir: A Danish nationwide drug utilization study.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 1, p. 1, doi. 10.1002/pds.5700

By:

Ladebo, Louise;
Rasmussen, Lotte;
Jensen, Peter Bjødstrup;
Lindahl, Mette;
Øvrehus, Anne;
Hallas, Jesper;
Reilev, Mette

Publication type:

Article

A case for screening real‐world data for collateral drug benefits: Glucagon‐like peptide 1 receptor agonists and bile acid diarrhea.

Published in:

Pharmacoepidemiology & Drug Safety, 2024, v. 33, n. 1, p. 1, doi. 10.1002/pds.5673

By:

Rahbek, Martin Torp;
Lund, Lars Christian;
Hallas, Jesper

Publication type:

Article

Recommendations on the calculation of confidence intervals for sequence symmetry analyses.

Published in:

Pharmacoepidemiology & Drug Safety, 2023, v. 32, n. 3, p. 392, doi. 10.1002/pds.5578

By:

Lund, Lars Christian;
Hallas, Jesper

Publication type:

Article

Sampling in the case‐time‐control design among drug users when outcome prevents further treatment.

Published in:

Pharmacoepidemiology & Drug Safety, 2022, v. 31, n. 4, p. 404, doi. 10.1002/pds.5410

By:

Madsen, Jeppe Ekstrand Halkjær;
Hallas, Jesper;
Delvin, Thomas;
Scheike, Thomas;
Pipper, Christian

Publication type:

Article

Where to begin? Thirty must‐read papers for newcomers to pharmacoepidemiology.

Published in:

Pharmacoepidemiology & Drug Safety, 2022, v. 31, n. 2, p. 257, doi. 10.1002/pds.5382

By:

Pottegård, Anton;
Morin, Lucas;
Hallas, Jesper;
Gerhard, Tobias;
Winterstein, Almut G.;
Perez‐Gutthann, Susanna;
Tadrous, Mina

Publication type:

Article

RE: Gout and sodium‐glucose cotransporter‐2 inhibitors.

Published in:

Pharmacoepidemiology & Drug Safety, 2022, v. 31, n. 1, p. 114, doi. 10.1002/pds.5380

By:

Lund, Lars Christian;
Højlund, Mikkel;
Henriksen, Daniel Pilsgaard;
Hallas, Jesper;
Kristensen, Kasper Bruun

Publication type:

Article

Using multiple random index dates with the reverse waiting time distribution improves precision of estimated prescription durations.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 12, p. 1727, doi. 10.1002/pds.5340

By:

Bødkergaard, Katrine;
Selmer, Randi Marie;
Hallas, Jesper;
Kjerpeseth, Lars Jøran;
Skovlund, Eva;
Støvring, Henrik

Publication type:

Article

Prevalence and quality of antihypertensive therapy among hypertension patients enrolled in the Ghana National Health Insurance Scheme.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 11, p. 1566, doi. 10.1002/pds.5298

By:

Donneyong, Macarius M.;
Chang, Teng‐Jen;
Pottegård, Anton;
Ankrah, Daniel;
Asenso‐Boadi, Francis;
Addo‐Cobbiah, Vivian;
Dsane‐Selby, Lydia;
Hallas, Jesper

Publication type:

Article

Sodium‐glucose cotransporter‐2 inhibitors and the risk of gout: A Danish population based cohort study and symmetry analysis.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 10, p. 1391, doi. 10.1002/pds.5252

By:

Lund, Lars Christian;
Højlund, Mikkel;
Henriksen, Daniel Pilsgaard;
Hallas, Jesper;
Kristensen, Kasper Bruun

Publication type:

Article

Online tool to create publication ready graphical depictions of longitudinal study design implemented in healthcare databases.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 7, p. 982, doi. 10.1002/pds.5241

By:

Lund, Lars Christian;
Hallas, Jesper;
Wang, Shirley V.

Publication type:

Article

Control yourself: ISPE‐endorsed guidance in the application of self‐controlled study designs in pharmacoepidemiology.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 6, p. 671, doi. 10.1002/pds.5227

By:

Cadarette, Suzanne M.;
Maclure, Malcolm;
Delaney, J. A. Chris;
Whitaker, Heather J.;
Hayes, Kaleen N.;
Wang, Shirley V.;
Tadrous, Mina;
Gagne, Joshua J.;
Consiglio, Giulia P.;
Hallas, Jesper

Publication type:

Article

Bottleneck analysis: Simple prediction of the precision of a planned case–control or cohort study based on healthcare registers.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 5, p. 619, doi. 10.1002/pds.5200

By:

Hallas, Jesper;
Hansen, Morten Rix;
Pottegård, Anton;
Støvring, Henrik

Publication type:

Article

Impact of EMA regulatory label changes on hydroxyzine initiation, discontinuation and switching to other medicines in Denmark, Scotland, England and the Netherlands: An interrupted time series regression analysis.

Published in:

Pharmacoepidemiology & Drug Safety, 2021, v. 30, n. 4, p. 482, doi. 10.1002/pds.5191

By:

Morales, Daniel R.;
Macfarlane, Tatiana;
MacDonald, Thomas M.;
Hallas, Jesper;
Ernst, Martin Thomsen;
Herings, Ron M. C.;
Smits, Elisabeth;
Overbeek, Jetty A.;
Mitchell, Lyn;
Morant, Steven;
Mackenzie, Isla;
Doney, Alexander S. F.;
Robertson, Chris;
Bennie, Marion;
Wei, Li;
Nicholson, Lizzie;
Morris, Carole;
Flynn, Robert W. F.

Publication type:

Article

Association of Low-Dose Quetiapine and Diabetes.

Published in:

JAMA Network Open, 2021, v. 4, n. 5, p. e213209, doi. 10.1001/jamanetworkopen.2021.3209

By:

Højlund, Mikkel;
Lund, Lars C.;
Andersen, Kjeld;
Correll, Christoph U.;
Hallas, Jesper

Publication type:

Article

Trends in Incidence of Intracerebral Hemorrhage and Association With Antithrombotic Drug Use in Denmark, 2005-2018.

Published in:

JAMA Network Open, 2021, v. 4, n. 5, p. e218380, doi. 10.1001/jamanetworkopen.2021.8380

By:

Hald, Stine Munk;
Möller, Sören;
García Rodríguez, Luis Alberto;
Salman, Rustam Al-Shahi;
Sharma, Mike;
Christensen, Hanne;
Hellfritzsch, Maja;
Pottegård, Anton;
Hallas, Jesper;
Gaist, David

Publication type:

Article

Children's relative age in class and use of medication for ADHD: a Danish Nationwide Study.

Published in:

Journal of Child Psychology & Psychiatry, 2014, v. 55, n. 11, p. 1244, doi. 10.1111/jcpp.12243

By:

Pottegård, Anton;
Hallas, Jesper;
Hernández‐Díaz;
Zoëga, Helga

Publication type:

Article

Identifying diabetogenic drugs using real world health care databases: A Danish and Australian symmetry analysis.

Published in:

Diabetes, Obesity & Metabolism, 2023, v. 25, n. 5, p. 1311, doi. 10.1111/dom.14982

By:

Lund, Lars Christian;
Jensen, Patricia Hjorslev;
Pottegård, Anton;
Andersen, Morten;
Pratt, Nicole;
Hallas, Jesper

Publication type:

Article

Use of dipeptidyl peptidase‐4 inhibitors and risk of splanchnic vein thrombosis: A Danish nationwide new‐user active comparator cohort study.

Published in:

Diabetes, Obesity & Metabolism, 2021, v. 23, n. 2, p. 648, doi. 10.1111/dom.14253

By:

Pottegård, Anton;
Lund, Lars Christian;
Henriksen, Daniel Pilsgaard;
Folkestad, Lars;
Hellfritzsch, Maja;
Hallas, Jesper;
Kristensen, Kasper Bruun

Publication type:

Article

External validity of a cardiovascular screening including a coronary artery calcium examination in middle-aged individuals from the general population.

Published in:

European Journal of Preventive Cardiology, 2018, v. 25, n. 11, p. 1156, doi. 10.1177/2047487318774850

By:

Grønhøj, Mette H;
Gerke, Oke;
Mickley, Hans;
Steffensen, Flemming H;
Lambrechtsen, Jess;
Sand, Niels Peter R;
Rasmussen, Lars M;
Olsen, Michael H;
Hallas, Jesper;
Diederichsen, Axel CP

Publication type:

Article

External validity of a cardiovascular screening including a coronary artery calcium examination in middle-aged individuals from the general population.

Published in:

European Journal of Preventive Cardiology, 2018, v. 25, n. 10, p. 1156, doi. 10.1177/2047487318774850

By:

Grønhøj, Mette H;
Gerke, Oke;
Mickley, Hans;
Steffensen, Flemming H;
Lambrechtsen, Jess;
Sand, Niels Peter R;
Rasmussen, Lars M;
Olsen, Michael H;
Hallas, Jesper;
Diederichsen, Axel CP

Publication type:

Article

High‐dose non‐sedating antihistamines are used insufficiently in chronic urticaria patients treated with omalizumab.

Published in:

Clinical & Translational Allergy, 2021, v. 11, n. 10, p. 1, doi. 10.1002/clt2.12085

By:

Madsen, Hanne;
Mortz, Charlotte G.;
Bindslev‐Jensen, Carsten;
Reilev, Mette;
Hallas, Jesper;
Henriksen, Daniel P.

Publication type:

Article

Impact of Lifestyle and Socioeconomic Position on the Association Between Non-steroidal Anti-inflammatory Drug Use and Major Adverse Cardiovascular Events: A Case-Crossover Study.

Published in:

Drug Safety, 2023, v. 46, n. 6, p. 533, doi. 10.1007/s40264-023-01298-0

By:

Bonnesen, Kasper;
Pedersen, Lars;
Ehrenstein, Vera;
Grønkjær, Marie Stjerne;
Sørensen, Henrik Toft;
Hallas, Jesper;
Lash, Timothy Lee;
Schmidt, Morten

Publication type:

Article

Cardiovascular Risk in Users of Mirabegron Compared with Users of Antimuscarinic Treatments for Overactive Bladder: Findings from a Non-Interventional, Multinational, Cohort Study.

Published in:

2021

By:

Hoffman, Veena;
Hallas, Jesper;
Linder, Marie;
Margulis, Andrea V.;
Suehs, Brandon T.;
Arana, Alejandro;
Phiri, Kelesitse;
Enger, Cheryl;
Horter, Libby;
Odsbu, Ingvild;
Olesen, Morten;
Perez-Gutthann, Susana;
Xu, Yihua;
Kristiansen, Nina Sahlertz;
Appenteng, Kwame;
de Vogel, Stefan;
Seeger, John D.;
the mirabegron PMR-PASS study group;
Seeger, John;
Bahmanyar, Shahram

Publication type:

journal article

Using the Symmetry Analysis Design to Screen for Adverse Effects of Non-vitamin K Antagonist Oral Anticoagulants.

Published in:

2018

By:

Hellfritzsch, Maja;
Rasmussen, Lotte;
Hallas, Jesper;
Pottegård, Anton

Publication type:

journal article

Postponement of Death by Statin Use: a Systematic Review and Meta-analysis of Randomized Clinical Trials.

Published in:

2019

By:

Hansen, Morten Rix;
Hróbjartsson, Asbjørn;
Pottegård, Anton;
Damkier, Per;
Larsen, Kasper Søltoft;
Madsen, Kenneth Grønkjær;
dePont Christensen, René;
Kristensen, Malene Elisa Lopez;
Christensen, Palle Mark;
Hallas, Jesper

Publication type:

journal article

Low use and adherence to maintenance medication in chronic obstructive pulmonary disease in the general population.

Published in:

2015

By:

Ingebrigtsen, Truls S;
Marott, Jacob L;
Nordestgaard, Børge G;
Lange, Peter;
Hallas, Jesper;
Dahl, Morten;
Vestbo, Jørgen

Publication type:

journal article

Low Use and Adherence to Maintenance Medication in Chronic Obstructive Pulmonary Disease in the General Population.

Published in:

JGIM: Journal of General Internal Medicine, 2015, v. 30, n. 1, p. 51, doi. 10.1007/s11606-014-3029-0

By:

Ingebrigtsen, Truls;
Marott, Jacob;
Nordestgaard, Børge;
Lange, Peter;
Hallas, Jesper;
Dahl, Morten;
Vestbo, Jørgen

Publication type:

Article

Impact of low‐dose quetiapine‐use on glycosylated hemoglobin, triglyceride and cholesterol levels.

Published in:

Acta Psychiatrica Scandinavica, 2023, v. 147, n. 1, p. 105, doi. 10.1111/acps.13515

By:

Højlund, Mikkel;
Støvring, Henrik;
Andersen, Kjeld;
Correll, Christoph U.;
Hallas, Jesper

Publication type:

Article

Use of sildenafil or other phosphodiesterase inhibitors and risk of melanoma.

Published in:

2016

By:

Pottegård, Anton;
Schmidt, Sigrún Alba Johannesdottir;
Olesen, Anne Braae;
Achacoso, Ninah;
Van Den Eeden, Stephen K;
Hallas, Jesper;
Sørensen, Henrik Toft;
Friis, Søren;
Habel, Laurel A;
Pottegård, Anton;
Schmidt, Sigrún Alba Johannesdottir;
Sørensen, Henrik Toft;
Friis, Søren

Publication type:

journal article

Long-term use of lithium and risk of colorectal adenocarcinoma: a nationwide case-control study.

Published in:

2016

By:

Pottegård, Anton;
Ennis, Zandra Nymand;
Hallas, Jesper;
Jensen, Boye L;
Madsen, Kirsten;
Friis, Søren;
Pottegård, Anton;
Friis, Søren

Publication type:

journal article

Effect of a Community Screening for Helicobacter pylori: A 5-Yr Follow-Up Study.

Published in:

American Journal of Gastroenterology (Springer Nature), 2008, v. 103, n. 5, p. 1106, doi. 10.1111/j.1572-0241.2007.01770.x

By:

Hansen, Jane M.;
Wildner-Christensen, Mette;
Hallas, Jesper;
Schaffalitzky de Muckadell, Ove B.

Publication type:

Article

Esophagitis: Incidence and Risk of Esophageal Adenocarcinoma—A Population-Based Cohort Study.

Published in:

American Journal of Gastroenterology (Springer Nature), 2006, v. 101, n. 6, p. 1193, doi. 10.1111/j.1572-0241.2006.00550.x

By:

Lassen, Annmarie;
Hallas, Jesper;
Schaffalitzky de Muckadell, Ove B.

Publication type:

Article

Complicated and Uncomplicated Peptic Ulcers in a Danish County 1993–2002: A Population-Based Cohort Study.

Published in:

American Journal of Gastroenterology (Springer Nature), 2006, v. 101, n. 5, p. 945, doi. 10.1111/j.1572-0241.2006.00518.x

By:

Lassen, Annmarie;
Hallas, Jesper;
de Muckadell, Ove B.Schaffalitzky

Publication type:

Article

Ischemic Stroke and Systemic Embolism in Warfarin Users With Atrial Fibrillation or Heart Valve Replacement Exposed to Dicloxacillin or Flucloxacillin.

Published in:

Clinical Pharmacology & Therapeutics, 2020, v. 107, n. 3, p. 607, doi. 10.1002/cpt.1662

By:

Hellfritzsch, Maja;
Lund, Lars Christian;
Ennis, Zandra;
Stage, Tore;
Damkier, Per;
Bliddal, Mette;
Jensen, Peter Bjødstrup;
Henriksen, Daniel;
Ernst, Martin Thomsen;
Olesen, Morten;
Broe, Anne;
Kristensen, Kasper Bruun;
Hallas, Jesper;
Pottegård, Anton

Publication type:

Article

Exposure to antiepileptic drugs and the risk of hip fracture: A case-control study.

Published in:

Epilepsia (Series 4), 2008, v. 49, n. 12, p. 2092, doi. 10.1111/j.1528-1167.2008.01640.x

By:

Tsiropoulos, Ioannis;
Andersen, Morten;
Nymark, Tine;
Lauritsen, Jens;
Gaist, David;
Hallas, Jesper

Publication type:

Article

The influence of hospital drug formulary policies on the prescribing patterns of proton pump inhibitors in primary care.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 7, p. 859, doi. 10.1007/s00228-014-1681-2

By:

Larsen, Michael;
Schou, Mette;
Kristiansen, Anja;
Hallas, Jesper

Publication type:

Article

Primary non-adherence in general practice: a Danish register study.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 6, p. 757, doi. 10.1007/s00228-014-1677-y

By:

Pottegård, Anton;
Christensen, Rene;
Houji, Alae;
Christiansen, Camilla;
Paulsen, Maja;
Thomsen, Janus;
Hallas, Jesper

Publication type:

Article

Use of exenatide and liraglutide in Denmark: a drug utilization study.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 2, p. 205, doi. 10.1007/s00228-013-1595-4

By:

Pottegård, Anton;
Bjerregaard, Bine;
Larsen, Michael;
Larsen, Kasper;
Hallas, Jesper;
Knop, Filip;
Moreno, Søren

Publication type:

Article

Long-term use of antiplatelet drugs by patients with transient ischaemic attack.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 2, p. 241, doi. 10.1007/s00228-013-1609-2

By:

Østergaard, Kamilla;
Madsen, Charlotte;
Liu, Marie-Louise;
Bak, Søren;
Hallas, Jesper;
Gaist, David

Publication type:

Article

The influence of comprehensive geriatric assessment on drug therapy in elderly patients.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 2, p. 233, doi. 10.1007/s00228-013-1601-x

By:

Larsen, Michael;
Rosholm, Jens;
Hallas, Jesper

Publication type:

Article

Do educational meetings and group detailing change adherence to drug formularies in hospitals? A cluster randomized controlled trial.

Published in:

European Journal of Clinical Pharmacology, 2014, v. 70, n. 1, p. 109, doi. 10.1007/s00228-013-1589-2

By:

Plet, Hanne;
Kjeldsen, Lene;
Christensen, René;
Nielsen, Gitte;
Hallas, Jesper

Publication type:

Article