Procedural and outcome variables for patients undergoing TAVI at Morriston Cardiac Centre
| Variable | All (n=387) | Less deprived (n=296) | More deprived (n=91) | P value |
| Femoral approach—n % | 307 (89.2) | 231 (88.5) | 74 (91.4) | 0.470 |
| General anaesthesia—n % | 131 (38.3) | 102 (39.2) | 28 (35) | 0.496 |
| Complication: MI—n % | 0 (0) | 0 (0) | 0 (0) | – |
| Complication—death—n % | 3 (0.9) | 3 (1.2) | 0 (0) | – |
| Complication—tamponade—n % | 5 (1.5) | 5 (2) | 0 (0) | – |
| Complication—major apical cannulation—n % | 0 (0) | 0 (0) | 0 (0) | – |
| Complication—major vascular injury—n % | 5 (1.5) | 4 (1.6) | 1 (1.2) | 0.798 |
| Complication—bailout PCI—n % | 0 (0) | 0 (0) | 0 (0) | – |
| Complication—stroke—n % | 1 (0.3) | 1 (0.4) | 0 (0) | – |
| Complication—cardiogenic shock—n % | 3 (0.9) | 3 (1.2) | 0 (0) | – |
| Emergency valve in valve—n % | 0 (0) | 0 (0) | 0 (0) | – |
| Device embolisation—n % | 2 (0.6) | 2 (0.8) | 0 (0) | – |
| Device migration—n % | 2 (0.7) | 1 (0.5) | 1 (1.5) | 0.415 |
| GI haemorrhage—n % | 0 (0) | 0 (0) | 0 (0) | – |
| Tamponade postprocedure—n % | 1 (0.4) | 1 (0.5) | 0 (0) | – |
| Platelet transfusion—n % | 3 (1.1) | 2 (1) | 1 (1.5) | 0.741 |
| Blood transfusion—n % | 21 (7.8) | 17 (8.5) | 3 (4.5) | 0.279 |
| New dialysis—n (%) | 30 (11.2) | 29 (14.6) | 1 (1.5) | 0.003 |
| ITU stay (mean±SD) | 1.8±2.2 | 1.9±2.5 | 1.6±1.1 | 0.087 |
| Total stay (mean±SD) | 23.2±24.5 | 21.3±21.1 | 29.6±32.7 | 0.025 |
| In-hospital death | 23 (5.9) | 17 (5.7) | 6 (6.7) | 0.735 |
Data are split by deprivation status. P values calculated using two sample t-test with unequal variance (continuous variables) or X2 test (categorical variables)
ITU, intensive treatment unit; MI, myocardial infarction; PCI, percutaneous coronary intervention; TAVI, transcatheter aortic valve implantation.