|
Association of current smoking with baseline and progression of overall IMT and IMT components compared to former smokers* |
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| Baseline |
Progression |
|||||||
| Current smoker |
Former Smoker |
Difference |
p value |
Current smoker |
Former smoker |
Difference |
P value |
|
|
|
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| Women (N = 89) |
||||||||
| Intima-medial thickness(μm) |
685.8 ± 38.4 |
687.2 ± 29.0 |
-1.4 ± 24.3 |
0.95 |
6.8 ± 8.9 |
4.9 ± 7.1 |
1.9 ± 5.4 |
0.72 |
| Echogenic layer (μm) |
360.3 ± 34.6 |
301.6 ± 26.0 |
58.6 ± 22.2 |
0.01 |
1.6 ± 13.3 |
20.1 ± 10.3 |
-18.5 ± 8.4 |
0.03 |
| Echolucent layer (μm) |
341.6 ± 38.9 |
391.6 ± 29.2 |
-50.1 ± 24.9 |
0.048 |
-6.1 ± 12.2 |
-18.4 ± 9.4 |
12.3 ± 7.8 |
0.12 |
| Men (N = 143) |
||||||||
| Intima-medial thickness(μm) |
764.4 ± 33.3 |
718.2 ± 26.1 |
46.2 ± 18.6 |
0.01 |
10.0 ± 7.1 |
9.2 ± 5.6 |
0.8 ± 4.1 |
0.84 |
| Echogenic layer (μm) |
356.7 ± 37.3 |
314.4 ± 29.9 |
42.3 ± 21.1 |
0.047 |
16.9 ± 9.1 |
16.8 ± 7.5 |
0.1 ± 5.4 |
0.98 |
| Echolucent layer (μm) |
406.9 ± 27.8 |
404.3 ± 22.5 |
2.6 ± 15.8 |
0.87 |
-6.7 ± 10.8 |
-9.5 ± 8.8 |
2.8 ± 6.3 |
0.66 |
|
* Data are presented as least-square mean ± standard error. The parameter estimates were obtained from individual growth models among smokers, adjusted for age, body height, race/ethnicity, and cigarette pack-yrs. | ||||||||
Fan et al. BMC Cardiovascular Disorders 2006 6:42 doi:10.1186/1471-2261-6-42 |
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