Baseline characteristics of patients included in the study (n=136)
| Variables | Count/mean | ±SD or (%) |
|---|---|---|
| Age (years) | 83.5 | ±2.7 |
| Women | 76 | (56) |
| Married | 73 | (54) |
| MMSE | 27.2 | ±2.9 |
| Barthel index | 18.9 | ±1.4 |
| Nottingham IADL | 54.2 | ±10.1 |
| BMI (kg/m2) | 25.5 | ±4.2 |
| Charlson comorbidity index | 2.1 | ±1.2 |
| Logistic EuroScore | 14.0 | (9.2) |
| NYHA function class I+II | 47 | (35) |
| NYHA function class III+IV | 75 | (55) |
| Left ventricle ejection fraction (%) | 56.6 | ±10.2 |
| Max aorta gradient (mm Hg) | 79.5 | ±23.9 |
| Mean aorta gradient (mm Hg) | 48.3 | ±16.1 |
| Aortic valve area (cm2/m2) | 0.4 | ±0.2 |
| Preoperative atrial fibrillation | 39 | (27) |
| ASA classification III | 114 | (84) |
| ASA classification IV | 22 | (16) |
| Treatment: TAVI | 65 | (45) |
| Delirium (yes) | 76 | (56) |
ASA, American Society of Anesthesiologist physical status classification system; BMI, body mass index; IADL, instrumental activities of daily living; MMSE, Mini-Mental State Examination; NYHA, New York Heart Association Functional Classification; TAVI, transcatheter aortic valve implantation.