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Table 1 Demographic and clinical characteristics of the study population

From: Quantitating myocardial fibrosis using extracellular extravascular volume determined from computed tomography myocardial perfusion imaging

Variable

Total

n = 17

LGE positive

n = 11

LGE negative

n = 6

P value

Male (n,%)

13(76.5%)

8(72.7%)

5(83.3%)

1

Age (years)

46.35 ± 8.92

47.27 ± 7.23

44.67 ± 12.04

0.582

Height (cm)

170 ± 8.12

168 ± 5.51

173.67 ± 11.2

0.177

Weight (kg)

69.41 ± 11.71

68.18 ± 8.46

71.67 ± 16.91

0.574

BMI (kg/m2)

23.97 ± 3.18

24.19 ± 3

23.56 ± 3.77

0.71

BSA (m2)

1.89 ± 0.18

1.86 ± 0.12

1.94 ± 0.26

0.407

LVEDV (ml)

148.72 ± 46.37

156.87 ± 51.28

133.77 ± 34.74

0.342

LVESV (ml)

80.09 ± 41.58

87.96 ± 45.47

65.67 ± 31.8

0.306

SV (ml)

68.56 ± 22.57

68.82 ± 24.43

68.1 ± 20.87

0.952

LVEF (%)

48.06 ± 14.5

45.51 ± 14.34

52.75 ± 14.87

0.341

Hypertension (n,%)

7(41.2%)

6(54.5%)

1(16.7%)

0.304

Systolic pressure (mmHg)

127.76 ± 19.12

130 ± 22.69

123.67 ± 10.46

0.532

Diastolic pressure (mmHg)

82 ± 14.79

80.91 ± 16.54

84 ± 12.08

0.694

Smoker (n,%)

4(23.5%)

3(27.3%

1(16.7%)

1.000

Drinker (n,%)

4(23.5%)

2(18.2%)

1(16.7%)

0.584

Diabetes (n,%)

1(5.9%)

1(9.1%)

0

1.000

Fasting glucose (mmol/L)

4.76(4.26 ~ 5.23)

4.83(4.26 ~ 5.48)

4.81 ± 0.47

0.786

Total cholesterol(mmol/L)

4.81 ± 1.12

5.05 ± 1.28

4.36 ± 0.57

0.23

Triglyceride

1.72 ± 0.77

1.82 ± 0.83

1.54 ± 0.67

0.501

High-density lipoprotein

0.97 ± 0.25

1.02 ± 0.21

0.87 ± 0.3

0.236

Low-density lipoprotein

3.22 ± 0.92

3.38 ± 1.08

2.93 ± 0.49

0.353

HCT (%)

40.19 ± 4.4

39.43 ± 3.8

41.58 ± 5.42

0.351

CRP ≥ 8 mg/L

3(17.6%)

1(9.1%)

2(33.3%)

0.515

Hs-CRP ≥ 2.87 mg/L

3(17.6%)

1(9.1%)

2(33.3%)

0.515

CK(U/L)

81(60 ~ 143)

93.7 ± 55.45

65(61 ~ 260)

0.624

LDH(U/L)

186(170 ~ 239)

201.6 ± 36.48

171(164.5 ~ 325)

0.54

CK-MB(ng/ml)

0.85(0.38 ~ 2.92)

2.2 ± 2.03

0.5(0.3 ~ 1.98)

0.201

Hs-cTnI ≥ 26.2 ng/L

6(35.3%)

5(45.5%)

1(16.7%)

0.333

BNP ≥ 100pg/ml

5(29.4%)

5(45.5%)

0

0.102

NT-BNP ≥ 125pg/ml

1(5.9%)

0

1(16.7%)

0.353

DLP− SECT (mGy*cm)

140.55 ± 43.19

151.24 ± 42.73

120.97 ± 40.09

0.175

ED− SECT(mSv)

1.97 ± 0.6

2.12 ± 0.6

1.69 ± 0.56

0.175

DLP− VPCT (mGy*cm)

262.52 ± 80.64

281.18 ± 77.41

228.32 ± 81.58

0.206

ED− VPCT(mSv)

3.68 ± 1.13

3.94 ± 1.08

3.2 ± 1.14

0.206

HR (beats/min)

73 ± 11

72 ± 12

74 ± 7

0.440

CACs (AU)

0 (0 ~ 27.2)

0 (0 ~ 46.4)

0 (0 ~ 21.7)

0.713

  1. Note: All data are expressed as the mean ± SD or medians (interquartile ranges), and number of participants (with percentages); BMI: body mass index; BSA: body surface area; LVEDV: left ventricular end-diastolic volume; LVESV: left ventricular end-systolic volume; SV: stroke volume; LVEF: left ventricular ejection fraction; LGE: late gadolinium enhancement; CK: Creatine kinase; LDH: Lactate dehydrogenase; CK-MB: Creatine kinase-MB; Hs-cTnI: highsensitivity cardiac troponin I; BNP: b-type natriuretic peptide; NT-BNP: N-terminal b-type natriuretic peptide; DLP: dose length product; ED: effective radiation dose; HR: heart rate; CACs: coronary artery calcium score