Table 1 Comparison of general information of the two groups of patients

Age(years)

66.75 ± 9.93

71.74 ± 9.06

2.813

0.005

Sex (m/f)

92 (53.80)/79 (46.20)

26 (70.27)/11 (29.73)

3.361

0.067

Systolic blood pressure (mmHg)

139.41 ± 15.41

143.95 ± 16.77

1.599

0.111

Heart rate (beats/min)

70.74 ± 16.79

77.41 ± 15.82

2.191

0.030

Heart failure

99 (57.89)

31 (83.78)

8.699

0.003

Diabetes

35 (20.47)

8 (21.62)

0.025

0.875

High blood pressure

47 (27.49)

9 (24.32)

0.155

0.694

hs-TnT (ug/L)

30.98 ± 4.51

35.61 ± 6.71

5.143

 < 0.001

NT-proBNP (ng/L)

245.81 ± 73.96

312.93 ± 88.67

4.824

 < 0.001

D -dimer (ng/mL)

596.94 ± 141.01

643.59 ± 157.10

1.787

0.075

CK (U/L)

12.1 (7.4, 18.2)

13.5 (8.8, 23.8)

1.634

0.096

CK-MB (U/L)

10.7 (5.2, 15.6)

11.2 (6.3, 16.9)

1.212

0.147

Creatinine (umol/L)

67.89 ± 6.36

69.15 ± 7.33

1.063

0.289

ALT (U/L)

34.36 ± 8.12

35.39 ± 6.78

0.719

0.473

AST (U/L)

19.57 ± 4.12

21.01 ± 5.35

1.822

0.070

Hemoglobin (g/L)

135.36 ± 14.41

131.95 ± 15.63

1.285

0.200

Hematocrit value (%)

38.99 ± 2.61

38.12 ± 2.04

1.904

0.058

LVEF (%)

47.52 ± 3.60

68.71 ± 3.92

1.794

0.074

TC (mmol/L)

4.74 ± 0.69

4.91 ± 1.24

1.153

0.250

TG (mmol/L)

2.51 ± 1.03

2.73 ± 1.09

1.166

0.245

QTC > 450 ms

100 (58.48)

29 (78.38)

5.113

0.024