Patient demographics across the three groups
| Group | Amyloid (n=41) | CABG (n=41) | Valve replacement (n=41) | P value |
| Age (years) | 77±10 | 76±11 | 69±13 | 0.005 |
| Sex (females) | 21 (51%) | 11 (27%) | 16 (39%) | 0.12 |
| Hypertension | 26 (63%) | 34 (83%) | 31 (76%) | 0.12 |
| Diabetes mellitus | 7 (17%) | 16 (39%) | 12 (29%) | 0.09 |
| Smoking history | 15 (36%) | 17 (41%) | 19 (46%) | 0.65 |
| Antithrombotic therapy | 21 (54%) | 38 (93%) | 40 (98%) | <0.01 |
| Single antiplatelet | 19 (46%) | 32 (78%) | 12 (29%) | <0.01 |
| Dual antiplatelet | 1 (2%) | 3 (7%) | 3 (7%) | 0.55 |
| Warfarin | 0 | 1 (2%) | 19 (46%) | <0.01 |
| DOAC | 2 (4%) | 2 (5%) | 6 (15%) | 0.18 |
| Past ischaemic stroke | 11 (27%) | 18 (44%) | 20 (48%) | 0.35 |
| Past haemorrhagic stroke | 5 (12%) | 0 | 0 | <0.05 |
| Cognitive impairment | 6 (15%) | 2 (5%) | 2 (5%) | 0.18 |
Values are mean±SD or expressed as percentage.
CABG, coronary artery bypass grafting; DOAC, direct oral anticoagulant.