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Papers published by Prof. Dr. Reimar Thomsen:


Semaglutide (Ozempic®) Use in Denmark 2018 Through 2023 ‒ User Trends and off-Label Prescribing for Weight Loss

Mailhac A, Pedersen L, Pottegård A, Søndergaard J, Mogensen T, Sørensen HT, Thomsen RW

Clinical Epidemiology 2024, 16:307-318

Published Date: 25 April 2024

Mortality Among Danish Patients with a Hospital Diagnosis of Overweight or Obesity Over a 40-Year Period

Gribsholt SB, Farkas DK, Thomsen RW, Richelsen B, Sørensen HT

Clinical Epidemiology 2022, 14:309-325

Published Date: 14 March 2022

Risk of Anemia in Patients with Newly Identified Chronic Kidney Disease – A Population-Based Cohort Study

Vestergaard SV, Heide-Jørgensen U, van Haalen H, James G, Hedman K, Birn H, Thomsen RW, Christiansen CF

Clinical Epidemiology 2020, 12:953-962

Published Date: 11 September 2020

Existing Data Sources in Clinical Epidemiology: The Danish COVID-19 Cohort

Pottegård A, Kristensen KB, Reilev M, Lund LC, Ernst MT, Hallas J, Thomsen RW, Christiansen CF, Sørensen HT, Johansen NB, Støvring H, Christensen S, Kragh Thomsen M, Husby A, Voldstedlund M, Kjær J, Brun NC

Clinical Epidemiology 2020, 12:875-881

Published Date: 12 August 2020

Impact of Being Eligible for Type 2 Diabetes Treatment on All-Cause Mortality and Cardiovascular Events: Regression Discontinuity Design Study

Petersen I, Nicolaisen SK, Ricciardi F, Sharma M, Thomsen RW, Baio G, Pedersen L

Clinical Epidemiology 2020, 12:569-577

Published Date: 3 June 2020

Validity of ICD-10 diagnoses of overweight and obesity in Danish hospitals

Gribsholt SB, Pedersen L, Richelsen B, Thomsen RW

Clinical Epidemiology 2019, 11:845-854

Published Date: 11 September 2019

Can diabetic polyneuropathy and foot ulcers in patients with type 2 diabetes be accurately identified based on ICD-10 hospital diagnoses and drug prescriptions?

Christensen DH, Knudsen ST, Nicolaisen SK, Andersen H, Callaghan BC, Finnerup NB, Jensen TS, Thomsen RW

Clinical Epidemiology 2019, 11:311-321

Published Date: 1 May 2019

Guillain-Barré syndrome in Denmark: validation of diagnostic codes and a population-based nationwide study of the incidence in a 30-year period

Levison LS, Thomsen RW, Christensen DH, Mellemkjær T, Sindrup SH, Andersen H

Clinical Epidemiology 2019, 11:275-283

Published Date: 18 April 2019

Risk of cancer in patients with thyroid disease and venous thromboembolism

Christensen DH, Veres K, Ording AG, Jørgensen JOL, Cannegieter SC, Thomsen RW, Sørensen HT

Clinical Epidemiology 2018, 10:907-915

Published Date: 2 August 2018

Pheochromocytoma in Denmark during 1977–2016: validating diagnosis codes and creating a national cohort using patterns of health registrations

Ebbehoj A, Jacobsen SF, Trolle C, Robaczyk MG, Rasmussen ÅK, Feldt-Rasmussen U, Thomsen RW, Poulsen PL, Stochholm K, Søndergaard E

Clinical Epidemiology 2018, 10:683-695

Published Date: 13 June 2018

Danish Register of chronic obstructive pulmonary disease

Lange P, Tøttenborg SS, Sorknæs AD, Andersen JS, Søgaard M, Nielsen H, Thomsen RW, Nielsen KA

Clinical Epidemiology 2016, 8:673-678

Published Date: 25 October 2016

Nationwide trends in glucose-lowering drug use, Denmark, 1999–2014

Christensen DH, Rungby J, Thomsen RW

Clinical Epidemiology 2016, 8:381-387

Published Date: 14 October 2016

Implementation of interval walking training in patients with type 2 diabetes in Denmark: rationale, design, and baseline characteristics

Ried-Larsen M, Thomsen RW, Berencsi K, Brinkløv CF, Brøns C, Valentiner LS, Karstoft K, Langberg H, Vaag AA, Pedersen BK, Nielsen JS

Clinical Epidemiology 2016, 8:201-209

Published Date: 8 June 2016

Incidence and outcomes of patients hospitalized with COPD exacerbation with and without pneumonia

Søgaard M, Madsen M, Løkke A, Hilberg O, Sørensen HT, Thomsen RW

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:455-465

Published Date: 2 March 2016

The impact of preadmission oral bisphosphonate use on 30-day mortality following stroke: a population-based cohort study of 100,043 patients

Christensen DH, Horváth-Puhó E, Schmidt M, Christiansen CF, Pedersen L, Langdahl BL, Thomsen RW

Clinical Epidemiology 2015, 7:381-389

Published Date: 24 August 2015

Statin prescription patterns, adherence, and attainment of cholesterol treatment goals in routine clinical care: a Danish population-based study

Svensson E, Nielsen RB, Hasvold P, Aarskog P, Thomsen RW

Clinical Epidemiology 2015, 7:213-223

Published Date: 26 February 2015