Table 2 Initial computed tomography findings
From: How should we treat uncomplicated subacute type B aortic dissection in octogenarians?
Characteristic | Total (N = 152) | ≥80 years (n = 33) | < 80 years (n = 119) | p Value |
|---|---|---|---|---|
Aortic diameter, mm | ||||
On admission | 38 ± 7 | 38 ± 7 | 38 ± 7 | 0.917 |
During follow-up (Max diameter) | 40 ± 9 | 39 ± 8 | 40 ± 9 | 0.500 |
Aortic growth rate (mm/6 months) | 3.0 ± 8.5 | 4.4 ± 9.6 | 2.7 ± 8.1 | 0.315 |
Aortic size index, cm/m2 | 3.9 ± 18.7 | 2.6 ± 0.5 | 4.3 ± 21.1 | 0.667 |
Number of intimal tears (patent false lumen) | 2.4 ± 1.2 | 2.0 ± 1.2 | 2.4 ± 1.2 | 0.315 |
Thrombosed false lumen,% | 59 (89 of 152) | 67 (22 of 33) | 56 (67 of 119) | 0.323 |
Perfused with partial thrombosis, % | 17 (26 of 152) | 12(4 of 33) | 19 (22 of 119) | 0.601 |