Patient characteristics.

<p>Abbreviations: BMI, body mass index; NYHA class, New York Health Association class of the severity of heart failure; STS score, Society of Thoracic Surgeons risk score of perioperative mortality and morbidity; GCS, Glasgow Coma Scale.</p><p>Values are presented as median (Q1; Q3) and n (%).</p><p>*significant difference (Mann-Whitney Rank Sum Test).</p><p>Patient characteristics.</p>