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Papers published by Professor Jonas Ludvigsson:
Microscopic Colitis and Risk of Incident Psoriasis: A Nationwide Population-Based Matched Cohort Study
Bergman D, Roelstraete B, Sun J, Ebrahimi F, Lidström R, Svedbom A, Ståhle M, Ludvigsson JF
Clinical Epidemiology 2024, 16:213-225
Published Date: 29 March 2024
Adaptation of the Charlson Comorbidity Index for Register-Based Research in Sweden [Corrigendum]
Ludvigsson JF, Appelros P, Askling J, Byberg L, Carrero JJ, Ekström AM, Ekström M, Smedby KE, Hagström H, James S, Järvholm B, Michaelsson K, Pedersen NL, Sundelin H, Sundquist K, Sundström J
Clinical Epidemiology 2023, 15:753-754
Published Date: 19 June 2023
Normal Gastrointestinal Mucosa at Biopsy and Overall Mortality: Nationwide Population-Based Cohort Study
Ludvigsson JF, Sun J, Olén O, Song M, Halfvarson J, Roelstraete B, Khalili H, Fang F
Clinical Epidemiology 2022, 14:889-900
Published Date: 21 July 2022
Clinical Validation of Immunoglobulin A Nephropathy Diagnosis in Swedish Biopsy Registers [Corrigendum]
Jarrick S, Lundberg S, Welander A, Fored CM, Ludvigsson JF
Clinical Epidemiology 2022, 14:769-770
Published Date: 13 June 2022
Identification of Childhood-Onset Inflammatory Bowel Disease in Swedish Healthcare Registers: A Validation Study
Mouratidou N, Malmborg P, Järås J, Sigurdsson V, Sandström O, Fagerberg UL, Bröms G, Ludvigsson JF, Olén O
Clinical Epidemiology 2022, 14:591-600
Published Date: 29 April 2022
Nordic Health Registry-Based Research: A Review of Health Care Systems and Key Registries
Laugesen K, Ludvigsson JF, Schmidt M, Gissler M, Valdimarsdottir UA, Lunde A, Sørensen HT
Clinical Epidemiology 2021, 13:533-554
Published Date: 19 July 2021
Risk of Severe Covid-19 in Patients with Celiac Disease: A Population-Based Cohort Study
Lebwohl B, Larsson E, Söderling J, Roelstraete B, Murray JA, Green PHR, Ludvigsson JF
Clinical Epidemiology 2021, 13:121-130
Published Date: 18 February 2021
Adaptation of the Charlson Comorbidity Index for Register-Based Research in Sweden
Ludvigsson JF, Appelros P, Askling J, Byberg L, Carrero JJ, Ekström AM, Ekström M, Smedby KE, Hagström H, James S, Järvholm B, Michaelsson K, Pedersen NL, Sundelin H, Sundquist K, Sundström J
Clinical Epidemiology 2021, 13:21-41
Published Date: 12 January 2021
Incidence of ICD-Based Diagnoses of Alcohol-Related Disorders and Diseases from Swedish Nationwide Registers and Suggestions for Coding
Bergman D, Hagström H, Capusan AJ, Mårild K, Nyberg F, Sundquist K, Ludvigsson JF
Clinical Epidemiology 2020, 12:1433-1442
Published Date: 31 December 2020
A Novel Method for Quantifying Intestinal Inflammatory Burden in Inflammatory Bowel Disease Using Register Data
Axelrad JE, Sachs MC, Ludvigsson JF, Olén O
Clinical Epidemiology 2020, 12:1059-1072
Published Date: 9 October 2020
Work Loss in Relation to Pharmacological and Surgical Treatment for Crohn’s Disease: A Population-Based Cohort Study
Everhov ÅH, Sachs MC, Ludvigsson JF, Khalili H, Askling J, Neovius M, Myrelid P, Halfvarson J, Nordenvall C, Söderling J, Olén O
Clinical Epidemiology 2020, 12:273-285
Published Date: 10 March 2020
Mortality in 43,598 men with infertility – a Swedish nationwide population-based cohort study
Lundberg FE, Johansson ALV, Ludvigsson JF
Clinical Epidemiology 2019, 11:645-657
Published Date: 26 July 2019
Cohort profile: ESPRESSO (Epidemiology Strengthened by histoPathology Reports in Sweden)
Ludvigsson JF, Lashkariani M
Clinical Epidemiology 2019, 11:101-114
Published Date: 14 January 2019
Pregnancy outcomes in women with autism: a nationwide population-based cohort study
Sundelin HEK, Stephansson O, Hultman CM, Ludvigsson JF
Clinical Epidemiology 2018, 10:1817-1826
Published Date: 30 November 2018
Parental nicotine replacement therapy and offspring bronchitis/bronchiolitis and asthma – a nationwide population-based cohort study
Molero Y, Zetterqvist J, Lichtenstein P, Almqvist C, Ludvigsson JF
Clinical Epidemiology 2018, 10:1339-1347
Published Date: 25 September 2018
Birth weight, sex, and celiac disease: a nationwide twin study
Kuja-Halkola R, Lebwohl B, Halfvarson J, Emilsson L, Magnusson PK, Ludvigsson JF
Clinical Epidemiology 2017, 9:567-577
Published Date: 10 November 2017
Clinical validation of immunoglobulin A nephropathy diagnosis in Swedish biopsy registers
Jarrick S, Lundberg S, Welander A, Fored CM, Ludvigsson JF
Clinical Epidemiology 2017, 9:67-73
Published Date: 31 January 2017
Prevalence and comorbidity of relapsing polychondritis
Ludvigsson JF, van Vollenhoven R
Clinical Epidemiology 2016, 8:361-362
Published Date: 30 September 2016
Helping everyone do better: a call for validation studies of routinely recorded health data
Ehrenstein V, Petersen I, Smeeth L, Jick SS, Benchimol EI, Ludvigsson JF, Sørensen HT
Clinical Epidemiology 2016, 8:49-51
Published Date: 12 April 2016
Ethical aspects of registry-based research in the Nordic countries
Ludvigsson JF, Håberg SE, Knudsen GP, Lafolie P, Zoega H, Sarkkola C, von Kraemer S, Weiderpass E, Nørgaard M
Clinical Epidemiology 2015, 7:491-508
Published Date: 23 November 2015