February 2021

  • Publication of an article “The epidemiology of obstructive sleep apnea in Poland – polysomnography and positive airway pressure therapy” in the International Journal of Environmental Research and Public Health (Impact factor: 2.849).


September 2020

  • Presentation of our work „All-cause mortality among patients with obstructive sleep apnea in the region of Łódź, Poland (2005-2019)” during the 25th Congress of the European Sleep Research Society.


January 2020

  • The beginning of data collection.


November 2019

  • Detailed verification and analysis of postmortem examinations of sudden deaths and homicides in cooperation with Ewa Meissner MD PhD (Department of Forensic Medicine of Medical University of Lodz).
  • Verification of database in cooperation with the Ministry of Digital Affairs and Central Statistical Office of Poland.
  • Obtaining Ethical Approval of the Bioethics Committee of the Medical University of Lodz (number: RNN / 393/19 / KE).


October 2019

  • Submission of the application for Ethical Approval to the Bioethics Committee of the Medical University of Lodz.
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