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Papers published by Dr Christer Janson:


The Impact of Exacerbation Frequency on Clinical and Economic Outcomes in Swedish COPD Patients: The ARCTIC Study

Larsson K, Janson C, Lisspers K, Ställberg B, Johansson G, Gutzwiller FS, Mezzi K, Bjerregaard BK, Jorgensen L

International Journal of Chronic Obstructive Pulmonary Disease 2021, 16:701-713

Published Date: 18 March 2021

Prediction of Mortality Using Different COPD Risk Assessments – A 12-Year Follow-Up

Athlin Å, Giezeman M, Hasselgren M, Montgomery S, Lisspers K, Ställberg B, Janson C, Sundh J

International Journal of Chronic Obstructive Pulmonary Disease 2021, 16:665-675

Published Date: 16 March 2021

Predicting Hospitalization Due to COPD Exacerbations in Swedish Primary Care Patients Using Machine Learning – Based on the ARCTIC Study

Ställberg B, Lisspers K, Larsson K, Janson C, Müller M, Łuczko M, Kjøller Bjerregaard B, Bacher G, Holzhauer B, Goyal P, Johansson G

International Journal of Chronic Obstructive Pulmonary Disease 2021, 16:677-688

Published Date: 16 March 2021

Management and Risk of Mortality in Patients Hospitalised Due to a First Severe COPD Exacerbation

Janson C, Nwaru BI, Wiklund F, Telg G, Ekström M

International Journal of Chronic Obstructive Pulmonary Disease 2020, 15:2673-2682

Published Date: 28 October 2020

Impact of Comorbidities and Commonly Used Drugs on Mortality in COPD – Real-World Data from a Primary Care Setting

Ellingsen J, Johansson G, Larsson K, Lisspers K, Malinovschi A, Ställberg B, Thuresson M, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2020, 15:235-245

Published Date: 3 February 2020

A Cross-Sectional Study Assessing Appropriateness Of Inhaled Corticosteroid Treatment In Primary And Secondary Care Patients With COPD In Sweden

Sulku J, Janson C, Melhus H, Malinovschi A, Ställberg B, Bröms K, Högman M, Lisspers K, Hammarlund-Udenaes M, Nielsen EI

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:2451-2460

Published Date: 5 November 2019

Impact of COPD diagnosis timing on clinical and economic outcomes: the ARCTIC observational cohort study

Larsson K, Janson C, Ställberg B, Lisspers K, Olsson P, Kostikas K, Gruenberger JB, Gutzwiller FS, Uhde M, Jorgensen L, Johansson G

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:995-1008

Published Date: 13 May 2019

Sex-related differences in management of Swedish patients with a clinical diagnosis of chronic obstructive pulmonary disease

Åberg J, Hasselgren M, Montgomery S, Lisspers K, Ställberg B, Janson C, Sundh J

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:961-969

Published Date: 7 May 2019

Influence of comorbid heart disease on dyspnea and health status in patients with COPD – a cohort study

Giezeman M, Hasselgren M, Lisspers K, Ställberg B, Montgomery S, Janson C, Sundh J

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:3857-3865

Published Date: 28 November 2018

Factors associated with lung cancer in COPD patients

Sandelin M, Mindus S, Thuresson M, Lisspers K, Ställberg B, Johansson G, Larsson K, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:1833-1839

Published Date: 6 June 2018

Economic burden of COPD in a Swedish cohort: the ARCTIC study

Lisspers K, Larsson K, Johansson G, Janson C, Costa-Scharplatz M, Gruenberger JB, Uhde M, Jorgensen L, Gutzwiller FS, Ställberg B

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:275-285

Published Date: 11 January 2018

2017 Global Initiative for Chronic Obstructive Lung Disease reclassifies half of COPD subjects to lower risk group

Högman M, Sulku J, Ställberg B, Janson C, Bröms K, Hedenström H, Lisspers K, Malinovschi A

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:165-173

Published Date: 3 January 2018

Scientific rationale for the possible inhaled corticosteroid intraclass difference in the risk of pneumonia in COPD

Janson C, Stratelis G, Miller-Larsson A, Harrison TW, Larsson K

International Journal of Chronic Obstructive Pulmonary Disease 2017, 12:3055-3064

Published Date: 19 October 2017

Pulmonary rehabilitation in COPD – available resources and utilization in Swedish primary and secondary care

Sundh J, Lindgren H, Hasselgren M, Montgomery S, Janson C, Ställberg B, Lisspers K

International Journal of Chronic Obstructive Pulmonary Disease 2017, 12:1695-1704

Published Date: 8 June 2017

Measures of bronchodilator response of FEV1, FVC and SVC in a Swedish general population sample aged 50–64 years, the SCAPIS Pilot Study

Torén K, Bake B, Olin A-C, Engström G, Blomberg A, Vikgren J, Hedner J, Brandberg J, Persson HL, Sköld CM, Rosengren A, Bergström G, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2017, 12:973-980

Published Date: 22 March 2017

Vital capacity and COPD: the Swedish CArdioPulmonary bioImage Study (SCAPIS)

Torén K, Olin AC, Lindberg A, Vikgren J, Schiöler L, Brandberg J, Johnsson Å, Engström G, Persson HL, Sköld M, Hedner J, Lindberg E, Malinovschi A, Piitulainen E, Wollmer P, Rosengren A, Janson C, Blomberg A, Bergström G

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:927-933

Published Date: 2 May 2016

Sex differences in reported and objectively measured sleep in COPD

Theorell-Haglöw J, Ólafsdóttir IS, Benediktsdóttir B, Gíslason T, Lindberg E, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:151-160

Published Date: 25 January 2016

The phenotype of concurrent chronic bronchitis and frequent exacerbations in patients with severe COPD attending Swedish secondary care units

Sundh J, Johansson G, Larsson K, Lindén A, Löfdahl CG, Sandström T, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2015, 10:2327-2334

Published Date: 28 October 2015

Comorbidity and health-related quality of life in patients with severe chronic obstructive pulmonary disease attending Swedish secondary care units

Sundh J, Johansson G, Larsson K, Lindén A, Löfdahl CG, Janson C, Sandström T

International Journal of Chronic Obstructive Pulmonary Disease 2015, 10:173-183

Published Date: 22 January 2015

Clinical COPD Questionnaire score (CCQ) and mortality

Sundh J, Janson C, Lisspers K, Montgomery S, Ställberg B

International Journal of Chronic Obstructive Pulmonary Disease 2012, 7:833-842

Published Date: 20 December 2012

Long-term survival in patients hospitalized for chronic obstructive pulmonary disease: a prospective observational study in the Nordic countries

Gudmundsson G, Ulrik CS, Gislason T, Lindberg E, Brøndum E, Bakke P, Janson C

International Journal of Chronic Obstructive Pulmonary Disease 2012, 7:571-576

Published Date: 14 September 2012