Table 1.
Clinical characteristics of total subjects.
| AAD | AMI | Healthy Ctrls | P value | |
|---|---|---|---|---|
| n | 30 | 30 | 30 | |
| Age (mean ± SD) | 48.8 ± 9.9 | 63.7 ± 10.8 | 47.3 ± 9.5 | 0.0001a |
| Gender, male (%) | 21 (70.0%) | 20 (66.7%) | 21 (70.0%) | 0.95b |
| Hours from onset to admission (mean ± SD) | 17.3 ± 10.6 | 13.5 ± 9.6 | / | 0.157c |
| Hypertension (%) | 21 (70.0%) | 19 (63.3%) | / | 0.785b |
| Smoking (%) | 9 (30.0%) | 10 (33.3) | / | 1.000b |
| Type A (%) | 22 (73.3%) | / | / | / |
| Marfan syndrome (%) | 5 (15.0) | / | / | / |
| Bicuspid valve (%) | 4 (13.3) | / | / | / |
| D-dimer (ng/mL) (median, IQR) | 2886.3 (1737.2-4362.1) | 1552.0 (465.1-2327.0) | 269.5 (174.3-394.3) | 0.0001d |
a: one-way analysis of variance; b: chi-square test; c: t-test, d: Kruskal-Wallis test, D-dimer was indicated as median (IQR), and the rest of continuous variable were indicated as mean ± SD. AAD: acute aortic dissection; AMI: acute myocardial infarction.