Table 1 Clinical characteristics of 115 patients with chest pain in relation to the level of hs-cTnT

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

NA^a

 eGFR, mL/min

68 ± 16

71 ± 15

59 ± 15

<0.001

 NT-proBNP^b

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