|
Chest pain patients n = 115
|
hs-cTnT-T < 15 ng/L n = 84
|
hs-cTnT-T ≥ 15 ng/L n = 31
|
P value
|
---|
Demographics
|
Age, years
|
65 ± 14
|
61 ± 13
|
76 ± 11
|
<0.001
|
Sex, male
|
66 (57)
|
41 (49)
|
25 (81)
|
0.003
|
Risk factors
|
Current smokers
|
15 (13)
|
12 (14)
|
3 (10)
|
0.756
|
Diabetes
|
17 (15)
|
9 (11)
|
8 (26)
|
0.072
|
Hypertension
|
42 (37)
|
25 (30)
|
17 (55)
|
0.017
|
Hypercholesterolaemia
|
34 (30)
|
22 (26)
|
12 (39)
|
0.250
|
Cardiovascular disease
|
Angina pectoris
|
20 (17)
|
11 (13)
|
9 (29)
|
0.056
|
Previous AMI
|
19 (17)
|
12 (14)
|
7 (23)
|
0.395
|
Coronary revascularization
|
14 (12)
|
10 (12)
|
4 (13)
|
1.000
|
Stroke
|
4 (3.5)
|
3 (3.6)
|
1 (3.2)
|
1.000
|
Heart failure
|
11 (10)
|
4 (4.8)
|
7 (23)
|
0.008
|
Aortic valve disease
|
4 (3.5)
|
1 (1.2)
|
3 (9.7)
|
0.059
|
Renal failure clinically diagnosed
|
1 (0.9)
|
0 (0)
|
1 (3.2)
|
0.270
|
ECG findings
|
Atrial fibrillation
|
12 (10)
|
3 (3.6)
|
9 (29)
|
<0.001
|
Laboratory findings
|
POCT-cTnT >30 ng/L
|
4
|
0
|
4
|
NAa
|
eGFR, mL/min
|
68 ± 16
|
71 ± 15
|
59 ± 15
|
<0.001
|
NT-proBNPb
|
13 (11)
|
2 (2.4)
|
11 (37)
|
<0.001
|
Other
|
Potential causes of increased troponin T in the absence of overt ischaemic heart disease, n (%)c
|
1 (0.9)
|
1 (1.2)
|
0 (0)
|
1.000
|
- Values are presented as mean ± SD or number (%).
-
aNot applicable.
-
b>450 ng/L (<50 years), >900 ng/L (50–75 years), and >1,800 ng/L (>75 years).
-
cHypertrophic cardiomyopathy or amyloidosis