Age (years)
|
70 (62, 77)
|
74 (67, 79)
|
<0.001
|
Body Mass Index (BMI)
|
27.9 (25.2, 31.1)
|
27.9 (24.6, 32.5)
|
<0.001
|
Smoking
|
|
|
<0.001
|
Never
|
10,757 (40%)
|
11,195 (58%)
|
|
Ex-smoker
|
13,853 (52%)
|
6,704 (35%)
|
|
Current
|
2,132 (8.0%)
|
1,269 (6.6%)
|
|
Chronic Obstructive Pulmonary Disorder (COPD)
|
3,512 (13%)
|
2,981 (16%)
|
<0.001
|
Cerebrovascular disease
|
|
|
<0.001
|
None
|
24,149 (90%)
|
17,501 (91%)
|
|
Transient Ischaemic Attack (TIA)
|
1,306 (4.9%)
|
959 (5.0%)
|
|
Stroke with recovery
|
751 (2.8%)
|
457 (2.4%)
|
|
Stroke with deficit
|
536 (2.0%)
|
251 (1.3%)
|
|
Peripheral Vascular Disease (PVD)
|
2,070 (7.7%)
|
1,138 (5.9%)
|
<0.001
|
Diabetes Mellitus
|
|
|
0.004
|
None
|
21,916 (82%)
|
15,756 (82%)
|
|
Diet controlled
|
939 (3.5%)
|
727 (3.8%)
|
|
Tablet controlled
|
3,026 (11%)
|
2,005 (10%)
|
|
Insulin controlled
|
861 (3.2%)
|
680 (3.5%)
|
|
Hypertension
|
16,918 (63%)
|
12,420 (65%)
|
<0.001
|
Creatinine >200mmol/ml
|
676 (2.5%)
|
195 (1.0%)
|
<0.001
|
Atrial Fibrillation
|
3,802 (14%)
|
2,490 (13%)
|
<0.001
|
Recent Myocardial Infraction (1 month)
|
549 (2.1%)
|
322 (1.7%)
|
0.004
|
Previous Cardiac Surgery
|
2,796 (10%)
|
1,332 (6.9%)
|
<0.001
|
Previous Percutaneous Coronary Intervention
|
|
|
<0.001
|
None
|
25,192 (94%)
|
18,495 (96%)
|
|
<24 hours, same admission
|
40 (0.1%)
|
33 (0.2%)
|
|
>24 hours, same admission
|
38 (0.1%)
|
26 (0.1%)
|
|
>24 hours, previous admission
|
1,472 (5.5%)
|
614 (3.2%)
|
|
Left Ventricular Ejection Fraction
|
|
|
<0.001
|
Poor <30%
|
1,632 (6.1%)
|
628 (3.3%)
|
|
Moderate 30-50%
|
5,386 (20%)
|
2,654 (14%)
|
|
Good ≥50%
|
19,724 (74%)
|
15,886 (83%)
|
|
New York Heart Association Score
|
|
|
<0.001
|
1
|
3,867 (14%)
|
1,753 (9.1%)
|
|
2
|
10,929 (41%)
|
7,115 (37%)
|
|
3
|
10,132 (38%)
|
8,907 (46%)
|
|
4
|
1,814 (6.8%)
|
1,393 (7.3%)
|
|
Canadian Cardiovascular Society Score
|
|
|
0.024
|
0
|
16,210 (61%)
|
11,453 (60%)
|
|
1
|
3,423 (13%)
|
2,449 (13%)
|
|
2
|
5,053 (19%)
|
3,651 (19%)
|
|
3
|
1,659 (6.2%)
|
1,333 (7.0%)
|
|
4
|
397 (1.5%)
|
282 (1.5%)
|
|
Euroscore II Score
|
1.67 (1.17, 2.71)
|
1.99 (1.38, 3.07)
|
<0.001
|
Urgency
|
|
|
<0.001
|
Elective
|
20,715 (77%)
|
15,649 (82%)
|
|
Urgent
|
6,027 (23%)
|
3,519 (18%)
|
|
1 Median (IQR); n (%)
2 Wilcoxon rank sum test; Pearson’s Chi-squared
test
|
1 Median (IQR); n (%)
2 Wilcoxon rank sum test; Pearson’s Chi-squared
test
|
1 Median (IQR); n (%)
2 Wilcoxon rank sum test; Pearson’s Chi-squared
test
|
1 Median (IQR); n (%)
2 Wilcoxon rank sum test; Pearson’s Chi-squared
test
|