Variables and coefficients included in the final multivariable UK-TAVI CPM
| Variable* | Coefficient (SE) | OR (95% CI) |
| Intercept | −3.6119 (0.1995) | NA |
| Mean-centred age | 0.0115 (0.0085) | 1.012 (0.995 to 1.028) |
| Female | 0.1393 (0.1174) | 1.150 (0.913 to 1.447) |
| Mean-centred BMI | −0.0257 (0.0119) | 0.975 (0.952 to 0.998) |
| Mean-centred BMI squared | 0.0011 (0.0007) | 1.001 (1.000 to 1.002) |
| Glomerular filtration rate per 5 units increase | −0.0342 (0.0139) | 0.966 (0.940 to 0.993) |
| Pulmonary disease | 0.2140 (0.1266) | 1.239 (0.966 to 1.588) |
| Extracardiac arteriopathy | 0.1912 (0.1348) | 1.211 (0.930 to 1.577) |
| Sinus preoperative heart rhythm | −0.1798 (0.1193) | 0.835 (0.661 to 1.056) |
| Prior BAV | 0.2469 (0.1633) | 1.280 (0.930 to 1.763) |
| Critical preoperative status | 0.5914 (0.2770) | 1.807 (1.050 to 3.109) |
| Poor mobility | 0.6302 (0.2052) | 1.878 (1.256 to 2.808) |
| KATZ (per point drop from 6 points) | 0.2362 (0.0689) | 1.267 (1.107 to 1.450) |
| PA systolic pressure >60 mm Hg | 0.1867 (0.1583) | 1.205 (0.884 to 1.644) |
| Non-elective procedure | 0.3719 (0.1554) | 1.451 (1.070 to 1.967) |
| Non-transfemoral access | 0.5436 (0.1268) | 1.722 (1.343 to 2.208) |
*Variable definitions are given in online supplementary table 1.
BAV, balloon aortic valvuloplasty; BMI, body mass index; CPM, clinical prediction model; NA, not applicable; PA, pulmonary artery; TAVI, transcatheter aortic valve implantation.