Demographic characteristics,
|
Age (years), median (IQR)
|
72 (62–80)
|
82 (78–83)
|
< 2.20×10−16
|
Female sex, n (%)
|
278 (33.4)
|
67 (45.9)
|
4.86×10−03
|
Cardiovascular risk factors, n (%)
|
Hypertension
|
537 (64.5)
|
104 (71.2)
|
1.21×10−01
|
Dyslipidemia
|
294 (35.3)
|
32 (21.9)
|
3.55×10−03
|
Current smokers
|
226 (27.2)
|
20 (13.7)
|
1.45×10−04
|
Ex-smokers
|
21 (2.5)
|
8 (5.5)
|
4.01×10−01
|
CAD
|
220 (26.4)
|
17 (11.6)
|
5.03×10−04
|
Diabetes
|
197 (23.7)
|
61 (41.8)
|
6.32×10−06
|
Medical history, n (%)
|
Myocardial infarction
|
164 (19.7)
|
48 (32.9)
|
5.23×10−04
|
Angina, onset > 1 month
|
119 (14.3)
|
24 (16.4)
|
8.96×10−01
|
Angina, onset ≤ 1 month
|
149 (17.9)
|
15 (10.3)
|
3.78×10−02
|
CABG
|
41 (4.9)
|
10 (6.8)
|
4.39×10−01
|
PCI
|
136 (16.3)
|
32 (21.9)
|
1.20×10−01
|
Chronic heart failure
|
33 (4.0)
|
26 (17.8)
|
2.62×10−10
|
Atrial fibrillation
|
42 (5.0)
|
21 (14.4)
|
4.60×10−05
|
Cerebrovascular disease
|
50 (6.0)
|
28 (19.2)
|
1.28×10−07
|
Presentation features
|
ACS classification, STEMI, n (%)
|
343 (41.2)
|
35 (24.0)
|
1.15×10−04
|
Killip II–IV, n (%)
|
114 (13.7)
|
61 (41.8)
|
6.33×10−16
|
Creatinine > 1.2 mg/dL, n (%)
|
129 (15.5)
|
54 (37.0)
|
4.08×10−09
|
Heart rate (bpm), median (IQR)
|
80 (67–91)
|
90 (80–105)
|
3.66×10−06
|
Positive peak troponine maximum, n (%)
|
804 (96.6)
|
143 (97.9)
|
6.98×10−01
|
Positive peak CK-MB maximum, n (%)
|
422 (50.7)
|
50 (32.2)
|
1.88×10−03
|
GRACE score > 118, n (%)
|
687 (82.6)
|
123 (84.2)
|
1.62×10−01
|