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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 %)