[1] 5th Mil Hosp Polyclin, Dept Intens Care & Anaesthesiol, Krakow, Poland
[2] Jagiellonian Univ Med Coll, Ctr Intens Care & Perioperat Med, Krakow, Poland
[3] Med Univ Gdansk, Dept Anaesthesiol & Intens Care, Gdansk, Poland
[4] Natl Ctr Qual Assessment Hlth Care, Krakow, Poland
[5] Ludwik Rydygier Specialist Hosp Cracow, Dept Anaesthesiol & Intens Care, Krakow, Poland
[6] Jagiellonian Univ Med Coll, Dept Med Educ, Krakow, Poland
[7] Wroclaw Med Univ, Dept Family Med, Wroclaw, Poland
[8] Sports Med Ctr, Zabrze, Poland
[9] Adam Gruca Publ Res & Teaching Hosp Otwock, Ctr Postgrad Med Educ, Dept Orthopaed Paediat Orthopaed & Traumatol, Otwock, Poland
[10] Ctr Postgrad Med Educ, Warsaw, Poland
[11] 5th Mil Hosp, Orthopaed & Trauma Surg Clin, Polyclin Independent Publ Hlth Care Inst Cracow, Krakow, Poland
[12] Med Univ Lublin, Dept Anaesthesiol & Intens Therapy 2, Lublin, Poland