Table 2 Univariate analysis of enrolled variables between heart failure and control group^a

gender, n (%)

0.169

 female

346 (28)

24 (36)

 male

901 (72)

42 (64)

age, (years)

67 (54, 78)

80 (74, 84)

<  0.001

NSTEMI

0.984

 no

1028 (82)

55 (83)

 yes

219 (18)

11 (17)

systolic blood pressure

0.002

 90-140 mmHg

725 (58)

34 (52)

  < 90 mmHg

18 (1)

6 (9)

  > 140 mmHg

504 (40)

26 (39)

heart rate, (beats/minute)

78 (68, 89.5)

93 (80, 105)

<  0.001

PCI

1

 no

561 (45)

30 (45)

 yes

686 (55)

36 (55)

troponin T, (ng/mL)

0.21 (0.05, 0.84)

0.53 (0.14, 2.32)

<  0.001

creatine kinase isoenzyme

0.003

  < 25 ng/ml

576 (46)

27 (41)

 25-150 ng/ml

585 (47)

26 (39)

  > 150 ng/ml

86 (7)

13 (20)

D-Dimer, mg/L

0.053

  < 2 mg/L

1089 (87)

51 (77)

 2–5 mg/L

109 (9)

11 (17)

  > 5 mg/L

49 (4)

4 (6)

pro-brain natriuretic peptide

<  0.001

  < 500 ng/L

583 (47)

10 (15)

 500-15,000 ng/L

604 (48)

36 (55)

  > 15,000 ng/L

60 (5)

20 (30)

aspartate aminotransferase, (U/L)

234 (192, 324.5)

322.5 (237.75, 539.25)

<  0.001

creatinine

<  0.001

  < 100 μmol/L

1021 (82)

35 (53)

 100-200 μmol/L

192 (15)

24 (36)

 201-400 μmol/L

25 (2)

4 (6)

  > 400 μmol/L

9 (1)

3 (5)

C-reactive protein

<  0.001

  < 30 mg/L

1029 (83)

42 (64)

 30-80 mg/L

155 (12)

14 (21)

  > 80 mg/L

63 (5)

10 (15)

hematocrit

0.016

 0.3–0.45 L/L

864 (69)

50 (76)

  <  0.3 L/L

62 (5)

7 (11)

  > 0.45 L/L

321 (26)

9 (14)

white blood cell (×10⁹/L)

9.38 (7.08, 11.86)

10.02 (8.16, 14.46)

0.009

platelets (×10⁹/L)

209 (171, 255)

199.5 (158.25, 244.75)

0.348

left ventricular ejection fraction, (%)

58 (49, 63)

50 (40, 56)

< 0.001