Overall cohort (N=202) Stroke (N=25) No stroke (N=177) P value
False lumen of aorta .739
Patent 148 (73) 19 (76) 129 (73)
Thrombosed 54 (27) 6 (24) 48 (27)
Supra-aortic dissection 142 (71) 22 (88) 120 (68) .028
one 55 (27) 8 (32) 47 (27)
two 42 (21) 5 (20) 37 (21)
three 46 (23) 9 (36) 37 (21)
Brachiocephalic artery .004
Dissection (+) 129 (64) 22 (88) 107 (61)
Dissection (-) 72 (36) 3 (12) 69 (39)
Left common carotid artery .282
Dissection (+) 77 (38) 12 (48) 65 (37)
Dissection (-) 125 (62) 13 (52) 112 (63)
Left subclavian artery .329
Dissection (+) 71 (35) 11 (44) 60 (35)
Dissection (-) 131 (65) 14 (56) 117 (66)