Sundh J, Bornefalk-Hermansson A, Ahmadi Z, Blomberg A, Janson C, Currow DC, McDonald CF, McCaffrey N, Ekström M. REgistry-based randomized controlled trial of treatment Duration and mortality in long-term OXygen therapy (REDOX) study protocol. BMC Pulmonary Medicine 2019; 19(1):50.

Lacasse Y, Krischnan J, Maltais F, Ekström M. Patient registries for home oxygen research and evaluation. International Journal of COPD 2019; 14: 1299—1304.

Heddini A, Sundh J, Ekström M, Janson C. Effectiveness trials: critical data to help understand how respiratory medicines really work? Eur Clin Respir Journal 2019; 29;6(1):1565804.




Bajwah S, Davies J, Tanash H, Currow DC, Oluyase A, Ekström M. Safety of benzodiazepines and opioids in interstitial lung disease: A national prospective study. European Respiratory Journal 2018; 52: 180127 


Sundh J, Ahmadi Z, Ekström M. Daily duration of long-term oxygen therapy and risk of hospitalization in oxygen-dependent COPD patients. International Journal of COPD 2018:13 2623–2628


Palm A, Midgren B, Theorell-Haglöw J, Ekström M, Ljunggren M, Jansson C, Lindberg E.  Factors influencing adherence to continuous positive airway pressure treatment in obstructive sleep apnea and mortality associated with treatment failure – a national registry-based cohort study. Sleep Medicine 2018, 51: 85-91.




Ekström M, Ahmadi Z, Larsson H, Nilsson T, Wahlberg J, Ström KE, Midgren B. A nationwide structure for valid long-term oxygen therapy: 29-year prospective data in Sweden Int J COPD 2017; 12:3159-3169.


Ekström M, Tanash H. Lung transplantation and survival outcomes in patients with oxygen-dependent COPD with regard to their alpha-1 antitrypsin deficiency status. Int J COPD 2017. Accepted.


Tanash H, Ringbaek T, Huss F, Ekström M. Burn injury during long-term oxygen therapy in Denmark and sweden: the potential role of smoking. Int J COPD 2017; 12:193-197.





Ahmadi Z, Currow DC, Ekström M. Prescription of Opioids for Breathlessness in End-Stage Chronic Obstructive Pulmonary Disease: a National Population Based Study. Int J COPD 2016; 11:2651-2657.


Ahmadi Z, Currow DC, Ekström M. The need for greater opioid pharmacovigilance in COPD: authors’ reply.  Int J COPD 2017; 12:189-192.


Ahmadi Z, Sundh J, Bornefalk-Hermansson A, Ekström M. Long-term oxygen therapy 24 vs 15 h/day and mortality in chronic obstructive pulmonary disease. PLoS One 2016; 11(9):e0163293.


Ahmadi Z, Wysham N, Lundström S, Janson C, Currow DC, Ekström M. End of life care in oxygen-dependent ILD compared to lung cancer: a national population-based study. Thorax 2016; 71(6):510-516.


Ekström M. The Clinical Usefulness of Long-Term Oxygen Therapy in Adults. New England J Med 2016; 375(17):1683-1684


Ekström M. What can we learn about breathlessness from population-based and administrative health data? Curr Opin Support Palliat Care 2016; 10(3):223–227.


Ekström M, Ahmadi Z, Bornefalk-Hermansson A, Abernethy AA, Currow DC. Oxygen for breathlessness in patients with chronic obstructive pulmonary disease who do not qualify for home oxygen therapy. Cochrane Database of Systematic Reviews 2016; 11: CD006429.


Ekström M, Bornefalk-Hermansson A. Cardiovascular and Anti-Acid Treatment and Mortality in Oxygen-Dependent Pulmonary Fibrosis: a Population-Based Longitudinal Study. Respirology.  2016 May;21(4):705-11.


Palm A, Midgren B, Janson C, Lindberg E. Gender differences in patients starting long-term home mechanical ventilation due to obesity hypoventilation syndrome. Respir Med 2016; 110: 73-8.





Ahmadi Z, Lundström S, Janson C, Strang P, Emtner M, Currow DC, Ekström M. End-of-life care in oxygen-dependent COPD and cancer: a national population-based study. Eur Resp J 2015;46(4):1190-3.


Tanash H, Huss F, Ekström M. The risk of burn injury during long term oxygen therapy: a 17-year longitudinal national study in Sweden. Int J COPD 2015; 10:2479–2484.


Ekström M, Bornefalk-Hermansson A, Abernethy A, Currow D. Low-dose opioids should be considered for symptom relief also in advanced COPD. Evid Based Med 2015 Jan 6. pii: ebmed-2014-110130.




Ekström M, Gustafson T, Boman K, et al. Effects of smoking, gender and occupational exposure on the risk of severe pulmonary fibrosis: a population-based casecontrol study. BMJ Open 2014;4:e004018. doi:10.1136/bmjopen-2013-004018


Ekström M, Bornefalk-Hermansson A, Abernethy AP, Currow DC. Safety of benzodiazepines and opioids in very severe respiratory disease: national prospective study. BMJ 2014;348:g445


Ahmadi Z, Bornefalk-Hermansson A, Franklin KA, Midgren B, Ekström MP. Hypo- and hypercapnia predict mortality in oxygen-dependent chronic obstructive pulmonary disease: a population-based prospective study. Respir Res. 2014 Mar 13;15(1):30. [Epub ahead of print]


Ekström MP. The rise and fall of COPD mortality. Lancet Respir Med. 2014 Jan;2(1):4-6.



Ekström MP, Bornefalk Hermansson A, Ström KE. Effects of Cardiovascular Drugs on Mortality in Severe COPD: A Time-Dependent Analysis. Am J Respir Crit Care Med. 2013;187(7): 715-720




Ekström MP, Jogréus C, Ström KE. Comorbidity and sex-related differences in mortality in oxygen-dependent chronic obstructive pulmonary disease. PLoS One. 2012;7(4):e35806



Ekström MP, Wagner P, Ström KE. Trends in cause-specific mortality in oxygen-dependent chronic obstructive pulmonary disease. Am J Resp Crit Care Med 2011; 183:1032-36.



Ekström M, Franklin KA, Ström KE. Increased Relative Mortality in Women with Severe Oxygen-dependent COPD. Chest 2010; 137:31-36.

Tollefsen E, Midgren B, Bakke P, Fondenes O. Amyotrophic lateral sclerosis: Gender differences in the use of mechanical ventilation. Eur J Neurol 2010; 17:1352-57

Midgren B. Home mechanical ventilation in chest wall disease should aim at full correction of PaCO2. Respir Med 2010; 104:1765-6.



Gustafson T, Löfdahl K, Ström K. A model of quality assessment in patients on long-term oxygen therapy. Respir Med 2009;103: 209-15.



Jäger L, Franklin KA, Midgren B, Löfdahl K, Ström K. Increased survival with mechanical ventilation in posttuberculosis patients with the combination of respiratory failure and chest wall deformity.  Chest 2008; 133: 156-60



Laub M, Midgren B. Survival of patients on home mechanical ventilation. A nationwide prospective study.  Respiratory Medicine 2007;101:1074-1078.   

  Midgren B. Home mechanical ventilation. A growing challenge in an aging society (editorial). Respiratory Medicine 2007;101:1066-1067.   

  Franklin K, Gustafson T, Ranstam J, Ström K. Survival and future need of long-term oxygen therapy for chronic obstructive pulmonary disease - gender differences. Respiratory Medicine 2007;101(7):1506-11.   

  Gustafson T, Dahlman-Höglund A, Nilsson K, Ström K, Tornling G, Torén G. Occupational exposure and severe pulmonary fibrosis. Respiratory Medicine, 2007 Oct;101(10):2207-12.



Laub M, Berg S, Midgren B. Symptoms, clinical and physiological findings motivating home mechanical ventilation in patients with neuromuscular diseases. J Rehab Med 2006; 38: 250-254.   

  Laub M, Midgren B. The effects of nocturnal home mechanical ventilation on daytime blood gas disturbances. Clin Physiol Funct Imaging 2006;26:79-82.   

  GustafsonT, Franklin K, Midgren B, Pehrsson K, Ranstam J, Ström K. Survival of patients with kyphoscoliosis receiving mechanical ventilation or oxygen at home. Chest 2006;130: 1828-1833.