Characteristics | Overall (n = 12) | Stable (n = 4) | Enlarging (n = 8) | p-value |
---|---|---|---|---|
Patient age (years) | 54.9 ± 9.6 (range: 31–71) | 47.8 ± 11.5 | 58.5 ± 6.6 | 0.157 |
Sex (male/female), n | 9/3 | 3/1 | 6/2 | 1.000 |
Hypertension, n (%) | 10 (83) | 2 (50) | 8 (100) | 0.091 |
Smoking history, n (%) | 6 (50) | 1 (25) | 5 (63) | 0.545 |
History of connective tissue disease, n (%) | 3 (25) | 2 (50) | 1 (12) | 0.236 |
Age of dissection at CMR (years) | 3.6 ± 3.3 (range: 0.2–8.0) | 7.8 ± 0.3 | 1.5 ± 1.5 |  < 0.001 |
Maximum diameter at baseline (mm) | 41.3 ± 8.4 (range: 29–58) | 38.0 ± 6.1 | 42.9 ± 9.2 | 0.302 |
Maximum diameter at CMR (mm) | 48.8 ± 8.9 (range: 32–62) | 42.3 ± 10.4 | 51.8 ± 6.8 | 0.187 |
Aortic growth rate (mm/year)* | 6.1 (1.3–11.0) (range: 0–21.7) | 0.6 (0–2.0) | 11.1 (3.3–21.7) | 0.004 |
Thoracic aortic dissection length (cm) | 25.9 ± 3.6 (range: 18.4–32.4) | 27.4 ± 4.1 | 25.1 ± 3.3 | 0.364 |
Entry tear distance from left subclavian artery (mm)* | 20.0 (7.5–31) (range: 0–130) | 20.0 (7.5–76) | 20.0 (9.5–31) | 0.932 |
Dominant entry tear size by CMR (mm)* | 17.8 (14.5–21.3) (range: 10.8–44.5) | 24.3 (14.2–37.8) | 17.6 (14.5–20.3) | 0.500 |
Systolic blood pressure (mmHg) | 130 ± 18 (range: 98–152) | 122 ± 16 | 134 ± 19 | 0.307 |
Diastolic blood pressure (mmHg) | 70 ± 13 (range: 49–89) | 70 ± 12 | 70 ± 14 | 1.000 |
Pulse pressure by CMR (mmHg) | 60 ± 11 (range: 44–80) | 52 ± 8 | 64 ± 11 | 0.070 |
Heart rate (bpm) | 57 ± 8 (range: 47–75) | 57 ± 9 | 57 ± 8 | 0.931 |