Table 4.

False lumen complete thrombosis and ratio of true lumen area

	FETa (n = 22)	Non-FET (n = 28)	P-value
False lumen complete thrombosis at the level of
Bronchial carina	22 (100)	7 (25)	<0.0001
Aortic valve	16 (72.7)	7 (25)	0.0329
Diaphragm	11 (50.0)	7 (25)	0.3580
Ratio of true lumen area at the level of
Bronchial carina,  %	68.9 ± 18.3	45.9 ± 23.2	0.0008
Aortic valve,  %	50.7 ± 25.7	42.0 ± 25.7	0.2355
Diaphragm,  %	49.8 ± 26.3	41.8 ± 28.9	0.3522

Data presented as n (%) or as mean ± standard deviation (range)

^aFrozen elephant trunk