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Table 1 Comparison of baseline characteristics and angiographic findings

From: Value of exercise stress electrocardiography for stratification of exercise capacity and left ventricular systolic and diastolic function on coronary slow flow: case-control study

 

Controls(n = 24)

CSFP(n = 30)

OR [95% CI]

P-value

Demographics

 Age (yrs)

54.01 ± 8.14

56.31 ± 7.55

1.05 [0.99–1.12]

0.09

 Male sex [n(%)]

12 (50%)

20 (67%)

2.00 [0.66–6.03]

0.27

 BMI (kg/m2)

24.72 ± 3.46

24.13 ± 3.22

0.90 [0.78–1.10]

0.34

 Body surface area (m2)

1.75 ± 0.15

1.73 ± 0.22

0.92 [0.80–1.12]

0.78

Medical history

 Smoking [n(%)]

5 (21%)

11 (37%)

2.20 [0.64–7.56]

0.24

 Systolic blood pressure (mmHg)

127.56 ± 14.26

125.33 ± 11.79

1.01 [0.98–1.05]

0.39

 Diastolic blood pressures (mmHg)

76.89 ± 10.06

75.09 ± 8.90

1.02 [0.98–1.07]

0.34

 Hypertension [n(%)]

11 (46%)

10 (33%)

0.59 [0.20–1.79]

0.41

 Diabetes mellitus [n(%)]

3 (13%)

2 (7%)

0.50 [0.08–3.27]

0.65

 Duration of illness (months)

12.0 (5.5–72.0)

16.0 (7.0–48.0)

1.00 [0.99–1.01]

0.63

Laboratory values

 Triglycerides (mmol/L)

1.52 ± 1.00

1.49 ± 0.80

0.96 [0.56–1.67]

0.90

 Total cholesterol (mmol/L)

4.43 ± 0.82

4.39 ± 0.76

0.93 [0.49–1.75]

0.82

 LDL cholesterol (mmol/L)

2.69 ± 0.69

2.80 ± 0.65

1.28 [0.61–2.70]

0.52

 HDL cholesterol (mmol/L)

1.25 ± 0.31

1.13 ± 0.32

0.26 [0.04–1.63]

0.14

 Fasting blood glucose (mmol/L)

5.36 ± 0.73

5.54 ± 0.58

1.52 [0.70–3.27]

0.29

 Red blood cell count (1012/L)

4.54 ± 0.37

4.60 ± 0.44

1.47 [0.41–5.21]

0.56

 Red cell distribution width (%)

12.51 ± 0.55

12.91 ± 0.48

6.05 [1.52–24.03]

0.004

 Platelet count (109/L)

211.24 ± 38.83

205.15 ± 41.13

0.99 [0.98–1.01]

0.56

 Platelet distribution width (%)

12.04 ± 1.70

12.75 ± 1.55

1.31 [0.95–1.81]

0.09

 Total bilirubin (μmol/L)

11.87 ± 4.54

10.67 ± 3.51

0.91 [0.82–1.09]

0.12

 Uric acid (μmol/L)

292.76 ± 82.76

309.47 ± 64.96

1.01 [0.90–1.08]

0.34

 Fibrinogen (g/L)

3.03 ± 0.61

2.88 ± 0.62

0.67 [0.29–1.53]

0.34

Medications

 Aspirin [n(%)]

5 (21%)

4 (13%)

0.58 [0.14–2.47]

0.49

 ACEI/ARB [n(%)]

7 (29%)

14 (47%)

2.13 [0.68–6.62]

0.26

 β-Blockers [n(%)]

13 (54%)

19 (63%)

1.46 [0.49–4.36]

0.58

 Calcium channel blocker [n(%)]

15 (63%)

19 (63%)

1.04 [0.34–3.15]

0.99

 Statin [n(%)]

7 (29%)

9 (30%)

1.04 [0.32–3.38]

0.99

 Nitrates [n(%)]

15 (63%)

22 (73%)

1.65 [0.52–5.25]

0.56

 Levocarnitine/Trimetazidine [n(%)]

12 (50%)

20 (67%)

2.00 [0.66–6.03]

0.27

TFC

 cLAD

23.08 ± 3.55

44.35 ± 15.41

1.41 [1.16–1.73]

< 0.001

 LCX

19.90 ± 3.90

33.74 ± 13.86

1.27 [1.11–1.44]

< 0.001

 RCA

22.52 ± 3.68

41.13 ± 15.50

1.59 [1.25–2.03]

< 0.001

 Mean

21.83 ± 2.54

39.74 ± 12.40

2.03 [1.35–3.06]

< 0.001

  1. Values shown are mean ± SD or percentages. Abbreviations: BMI, body mass index; LDL, low-density lipoprotein; HDL, high-density lipoprotein; ACEI, angiotensin-converting enzyme inhibitor; ARB, angiotensin II receptor blocker; TFC, thrombolysis in myocardial infarction frame count; cLAD, corrected left anterior descending coronary artery; LCx, left circumflex coronary artery; RCA, right coronary artery