Sociodemographic characteristics and comorbidities of the overall cohort undergoing SAVR and TAVI between 2000 and 2023
| SAVR (n=1 39 990) | TAVI (n=39 655) | P value | |
| Age (years) | |||
| Mean (SD) | 70.6 (10.8) | 80.8 (7.7) | <0.001 |
| Median (min, max) | 72.4 (18.0, 101.3) | 82.0 (20.8, 101.9) | |
| Sex | |||
| Male | 89 250 (63.8 %) | 22 550 (56.9 %) | <0.001 |
| Female | 50 735 (36.2 %) | 17 105 (43.1 %) | |
| Unknown | <10 (0.0 %) | <10 (0.0 %) | |
| Ethnicity | |||
| White | 134 430 (96.0 %) | 37 945 (95.7 %) | <0.001 |
| Asian or Asian British | 3145 (2.2 %) | 1075 (2.7 %) | |
| Black or black British | 910 (0.6 %) | 365 (0.9 %) | |
| Mixed or multiple ethnic groups | 450 (0.3 %) | 140 (0.4 %) | |
| Unknown | 1055 (0.8 %) | 130 (0.3 %) | |
| IMD quintiles | |||
| 1 (most deprived) | 20 845 (14.9 %) | 5145 (13.0 %) | <0.001 |
| 2 | 24 950 (17.8 %) | 6775 (17.1 %) | |
| 3 | 29 980 (21.4 %) | 8430 (21.3 %) | |
| 4 | 31 245 (22.3 %) | 9105 (23.0 %) | |
| 5 (least deprived) | 29 970 (21.4 %) | 9725 (24.5 %) | |
| Unknown | 3000 (2.1 %) | 480 (1.2 %) | |
| Comorbidities | |||
| Coronary artery disease | 55 470 (39.6 %) | 15 530 (39.2 %) | 0.101 |
| Diabetes | 30 900 (22.1 %) | 12 455 (31.4 %) | <0.001 |
| Hypertension | 97 650 (69.8 %) | 33 640 (84.8 %) | <0.001 |
| Asthma/Chronic obstructive airways disease | 28 130 (20.1 %) | 12 595 (31.8 %) | <0.001 |
| Cerebrovascular disease | 11 405 (8.1 %) | 5070 (12.8 %) | <0.001 |
| Chronic kidney disease | 23 785 (17.0 %) | 15 670 (39.5 %) | <0.001 |
| Heart failure | 34 245 (24.5 %) | 17 375 (43.8 %) | <0.001 |
| Peripheral arterial disease | 10 725 (7.7 %) | 5750 (14.5 %) | <0.001 |
The Statistical Disclosure rules dictate that for counts <10 we had to round them to 10, which is why these are presented as ‘<10’ in the table.
IMD, Indices of Multiple Deprivation; SAVR, surgical aortic valve replacement ; TAVI, transcatheter aortic valve implantation.