| ACE-III | Addenbrooke’s cognitive examination—III |
| ASA | American society of Anesthesiologists Physical Status Classification System |
| CABG | Coronary artery bypass grafting |
| CPB | Cardiopulmonary bypass |
| CRP | C reactive protein |
| Hb | hemoglobin |
| IHD | Ischemic heart disease |
| LUHS | Lithuanian University of Health Science |
| MMSE | Minimal-Mental State Exam |
| p | level of statistical significance |
| POCD | Post Operative Cognitive Decline |
| rs | Spearman correlation |