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Table 1 Patient demographics

From: Two-dimensional speckle tracking for the assessment of coronary artery disease during dobutamine stress echo: clinical tool or merely research method

Baseline characteristics

Total (n = 100)

CAD(+) (n = 67)

CAD (−) (n = 33)

p-value

Male, n (%)

72 (72 %)

54 (75 %)

18 (25 %)

0.006

Age (year)

60.8 ± 10.7

63.2 ± 10.3

55.8 ± 9.9

0.001

Hypertension, n (%)

59 (59 %)

44 (65.7 %)

15(45.5 %)

0.05

Diabetes, n (%)

23 (23 %)

21 (31.3 %)

2 (6.1 %)

0.05

Dyslipidaemia, n (%)

69 (69 %)

52 (77.6 %)

17 (51.5 %)

0.08

Smoking, n (%)

30 (30 %)

21(31.3 %)

9 (27.3 %)

0.7

Family Hx for CAD, n (%)

31 (31 %)

18 (26.9 %)

13 (39.4 %)

0.2

LV ejection fraction, (%)

55 ± 5.4

53.4 ± 5.3

58.2 ± 4.1

0.6

WMSI rest

1.06 ± 0.99

1.08 ± 0.1

1.02 ± 0.5

<0.05

WMSI stress

1.20 ± 0.2

1.28 ± 0.18

1.02 ± 0.07

<0.001

WMSIΔ

0.13 ± 0.19

0.2 ± 0.19

0.003 ± 0.08

<0.001

Coronary artery disease, n (%)

67 (67 %)

   

LAD

38 (38 %)

   

LCX

29 (29 %)

   

RCA

28 (28 %)

   

1-vessel disease

46 (46 %)

   

2-vessel disease

14 (14 %)

   

3-vessel disease

7 (7 %)