Table 5

Means and correlational analysis (Pearson r value) of arterial stiffness among all subjects (Healthy + CAD) (n = 44)

Pulse Wave Velocity
Observer I
Observer II
Pearson (r)
95% CI
P value

Heart Brachial PWV
279.0 ± 45.05
279.0 ± 45.67
0.98
0.96 to 0.99
p < 0.0001
Heart Ankle PWV
482.2 ± 84.97
483.3 ± 87.94
0.99
0.98 to 0.99
p < 0.0001
Brachial Ankle PWV
1394 ± 394.7
1390 ± 404.5
0.99
0.98 to 0.99
p < 0.0001
Carotid Femoral PWV
940.7 ± 331.7
941 ± 338.3
0.99
0.98 to 0.99
p < 0.0001
Brachial ASI
38.41 ± 9.8
37.74 ± 10.65
0.91
0.85 to 0.95
p < 0.0001
Ankle ASI
53.88 ± 14.69
53.81 ± 13.38
0.94
0.90 to 0.96
p < 0.0001

Values are expressed as Mean ± SD

Naidu et al. BioMedical Engineering OnLine 2005 4:49   doi:10.1186/1475-925X-4-49