|
Age, years, mean (SD)
|
66.6 (14.4)
|
63.7 (14.6)
|
0.002*
|
|
Males, n (%)
|
220 (54.1)
|
325 (55.2)
|
0.726
|
|
Past histories
|
|
Smoker, n (%)
|
69 (17.0)
|
78 (13.2)
|
0.105
|
|
Hypertension, n (%)
|
245 (60.2)
|
362 (60.9)
|
0.688
|
|
Diabetes, n (%)
|
79 (19.4)
|
153 (26.0)
|
0.016*
|
|
Hyperlipidemia, n (%)
|
92 (22.6)
|
266 (45.2)
|
< 0.0001*
|
|
Chronic heart failure, n (%)
|
26 (6.4)
|
62 (10.5)
|
0.024*
|
|
Family heart disease, n (%)
|
72 (17.7)
|
125 (21.2)
|
0.169
|
|
Stroke, n (%)
|
26 (6.4)
|
72 (12.2)
|
0.002*
|
|
Peripheral arterial disease, n (%)
|
6 (1.5)
|
20 (3.4)
|
0.062
|
|
NHYA classification
|
|
NHYA class I, n (%)
|
234 (57.5)
|
401 (68.1)
|
0.001*
|
|
NHYA class II, n (%)
|
118 (29.0)
|
75 (12.7)
|
< 0.0001
|
|
NHYA class III, n (%)
|
51 (12.5)
|
108 (18.3)
|
0.014*
|
|
NHYA class IV, n (%)
|
4 (1.0)
|
5 (0.8)
|
0.826
|
|
First ED characteristics
|
|
Heart rate, bpm, mean (SD)
|
88.4 (27.8)
|
82.0 (19.1)
|
< 0.0001*
|
|
Systolic blood pressure, mmHg, mean (SD)
|
141.3 (30.1)
|
148.7 (25.9)
|
0.001*
|
|
Diastolic blood pressure, mmHg, mean (SD)
|
78.2 (17.0)
|
80.1 (15.4)
|
0.018
|
|
First lab results in ED
|
|
Creatinine, μmoL/L, median (IQR)
|
88.0 (71.0, 109.0)
|
81.0 (66.0, 97.0)
|
< 0.0001*
|
|
Troponin
|
|
≤ 1×
|
224 (78.9)
|
420 (72.4)
|
< 0.0001*
|
|
1×-2×
|
21 (7.4)
|
85 (14.7)
|
< 0.0001*
|
|
2×-3×
|
8 (2.8)
|
22 (3.8)
|
0.108
|
|
≥ 3×
|
31 (10.9)
|
53 (9.1)
|
0.441
|
|
Number of CK done, n (%)
|
399 (98.0)
|
339 (57.6)
|
< 0.0001*
|
|
Number of CK-MB done, n (%)
|
399 (98.0)
|
0 (0)
|
< 0.0001*
|
|
ST segment depression, n (%)
|
80 (8.0)
|
19 (1.9)
|
< 0.0001*
|
|
Onset- ED time,hour, median (IQR)
|
4.03 (1.5–13.21)
|
6.52 (2.01–23.27)
|
< 0.0001*
|
|
ED-ECG time, hour, median (IQR)
|
0.17 (0.03–0.47)
|
0.18 (0.12–0.28)
|
0.234
|
|
HEART Score, median (IQR)
|
4 (3,6)
|
4 (2,5)
|
< 0.0001*
|
|
Number of admission
|
231 (56.8)
|
334 (56.7)
|
0.987
|
|
Final diagnoses
|
|
Ischemia coronary chest pain
|
120 (29.5)
|
163 (27.7)
|
0.534
|
|
NSTEMI, n (%)
|
40 (9.8)
|
32 (5.4)
| |
|
Unstable angina, n (%)
|
65(16.0)
|
71(12.1)
| |
|
Stable angina, n (%)
|
15 (3.7)
|
60 (10.2)
| |
|
Non-ischaemia cardiac chest pain, n (%)
|
136 (33.4)
|
84 (14.3)
|
< 0.0001*
|
|
Non-cardiac chest pain, n (%)
|
151 (37.1)
|
342 (58.1)
|
< 0.0001*
|
