Table 2 Descriptive statistics of, IMT, and Doppler parameters measurements in smokers and non-smokers (n = 100)
From: Effects of Smoking on Intima-Media Thickness of the Common Carotid Artery Using Ultrasonography
Variables | Smokers | Nonsmokers | t test | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mean | SD | Min | Max | Mean | SD | Min | Max | p value | ||
IMT, mm | Right | 0.660 | 0.061 | 0.5 | 0.70 | 0.462 | 0.090 | 0.30 | 0.70 | 0.000 |
Left | 0.658 | 0.061 | 0.5 | 0.70 | 0.462 | 0.090 | 0.30 | 0.70 | 0.000 | |
PSV, cm s−1 | Right | 26.539 | 5.474 | 18.02 | 36.31 | 39.986 | 5.671 | 29.0 | 47.900 | 0.000 |
Left | 26.559 | 5.495 | 18.02 | 36.310 | 39.984 | 5.669 | 29.00 | 47.900 | 0.000 | |
EDV, cm s−1 | Right | 6.035 | 1.211 | 4.0 | 8.590 | 9.821 | 2.289 | 5.90 | 13.400 | 0.000 |
Left | 6.028 | 1.213 | 4.00 | 8.590 | 9.821 | 2.289 | 5.90 | 13.400 | 0.000 | |
RI | Right | 0.766 | 0.048 | 0.67 | 0.880 | 0.755 | 0.044 | 0.66 | 0.830 | 0.212 |
Left | 0.766 | 0.048 | 0.67 | 0.880 | 0.754 | 0.044 | 0.66 | 0.830 | 0.214 | |
S/D | Right | 4.508 | 1.174 | 3.06 | 8.260 | 4.213 | 0.786 | 2.99 | 6.020 | 0.143 |
Left | 4.513 | 1.184 | 3.06 | 8.260 | 4.213 | 0.786 | 2.99 | 6.020 | 0.139 | |