Table 1.
Baseline clinical characteristics and comparison of the 12 month survival groups
| Total cohort (n = 129) | Survivors (n = 103) | Non‐survivors (n = 26) | P‐value | |
|---|---|---|---|---|
| Age (years) | 83 [IQR 79–86] | 83 [IQR 79–86] | 82.5 [IQR 78–85] | 0.93 |
| Male gender, n (%) | 76 (58.9) | 61 (59.2) | 15 (57.7) | 1.0 |
| Body mass index (kg/m2) | 27.0 [IQR 24.4–30.3] | 27.4 [IQR 24.8–31.1] | 26.7 [IQR 23.3–29.3] | 0.24 |
| Frailty, n (%) | 81 (62.8) | 60 (58.3) | 21 (80.8) | 0.04 |
| Advanced CKD (eGFR < 60), n (%) | 79 (61.2) | 59 (57.3) | 20 (76.9) | 0.11 |
| Carotid artery disease, n (%) | 27 (20.9) | 18 (17.5) | 9 (34.6) | 0.06 |
| Peripheral artery disease, n (%) | 18 (14) | 14 (13.6) | 4 (15.4) | 0.76 |
| Previous cardiac surgery | 18 (14) | 13 (12.6) | 5 (19.2) | 0.36 |
| Coronary artery disease (CAD) | ||||
| One‐vessel CAD, n (%) | 35 (27.1) | 30 (29.1) | 5 (19.2) | 0.037 |
| Two‐vessel CAD, n (%) | 16 (12.4) | 15 (14.6) | 1 (3.9) | |
| Three‐vessel CAD, n (%) | 29 (22.5) | 18 (17.5) | 11 (42.3) | |
| Previous MI, n (%) | 15 (11.6) | 10 (9.7) | 5 (19.2) | 0.18 |
| Previous PCI, n (%) | 58 (45) | 43 (41.8) | 15 (57.7) | 0.19 |
| Previous stroke, n (%) | 19 (14.7) | 16 (15.5) | 3 (11.5) | 0.76 |
| Porcelain aorta, n (%) | 18 (14) | 13 (12.6) | 5 (19.2) | 0.36 |
| COPD, n (%) | 18 (14) | 12 (11.7) | 6 (23.1) | 0.20 |
| Diabetes, n (%) | 48 (37.2) | 33 (32.0) | 15 (57.7) | 0.023 |
| Hypertension, n (%) | 121 (93.8) | 97 (94.2) | 24 (92.3) | 0.66 |
| Left ventricular EF (%) | 60 [IQR 45–60] | 60 [IQR 55–65] | 47.5 [IQR 35–60] | 0.007 |
| EuroSCORE II | 3.31 [IQR 2.31–6.04] | 3.13 [IQR 2.25–5.99] | 4.81 [IQR 3.30–13.58] | 0.001 |
| STS score | 3.41 [IQR 2.45–4.94] | 3.40 [IQR 2.32–4.50] | 4.88 [IQR 3.14–6.04] | <0.001 |
CAD, coronary artery disease; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; eGFR, estimated glomerular filtration rate (mL/min/1.73 m2); MI, myocardial infarction; PCI, percutaneous coronary intervention.