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. 2018 Mar;10(3):1815–1824. doi: 10.21037/jtd.2018.02.42

Table 4. ADD risk score and ADD risk score combined with an ascending aorta diameter >40 mm.

Risk score and ascending aorta diameter A-AAD (n=78) Non-A-AAD (n=161) P value
Risk score ≥1 74 (94.9%) 147 (91.3%) 0.327
Risk score ≥1 + ascending aorta diameter >40 mm 66 (84.6%) 20 (12.4%) 0.000
Risk score ≥2 24 (30.8%) 14 (8.7%) 0.000
Risk score ≥2 + ascending aorta diameter >40 mm 19 (24.4%) 3 (1.9%) 0.000

ADD, aortic dissection detection; A-AAD, type A acute aortic dissection; +, combined with.