Table 1.
Characteristics of patients with acute aortic dissection.
| Parameters | Tamponade (+) | Tamponade (−) | Total | P-value |
|---|---|---|---|---|
| No. of patients (total%) | 44 (62.9 %) | 26 (37.1 %) | 70 | |
| Mean age ± SD, years (range) | 77.23 ± 13.40 (47–94) | 68.19 ± 13.95 (41–94) | 73.87 ± 14.21 (41–94) | 0.011* |
| Age (>70 years) | 31 (75.6 %) | 10 (38.5 %) | 41 (58.6 %) | 0.012* |
| Gender (female) | 27 (61.4 %) | 13 (50.0 %) | 40 (57.1 %) | 0.455 |
| History of hypertension | 20 (45.5 %) | 18 (69.2 %) | 38 (54.3 %) | 0.082 |
| Aortic rupture | 6 (13.6 %) | 6 (23.1 %) | 12 (17.1 %) | 0.341 |
| Death within 24 h | 36 (81.8 %) | 6 (23.1 %) | 42 (60.0 %) | <0.001*** |
| D-dimer (>0.5 μg/mL) | 15/15 | 15/15 | 30/30 | – |
| Mean inner diameter of ascending aorta ±SD, mm | 45.25 ± 8.46 | 44.51 ± 8.30 | 44.97 ± 8.35 | 0.721 |
SD: standard deviation. For parameters that could not be evaluated in all cases, the denominator is listed as the number of cases surveyed. *p < 0.05 and ***p < 0.001.