Table 4.

Timing of RTAD.

Time post-TEVAR	Studies (n)	Patients (n)	RTAD (n)	TEVAR (n)
0–14 d	46	50	128	3730
Early (within 30 d)	50	89	153	4834
1—12 mo	46	43	138	4368
After 1 yr	47	15	141	4556
Early RTAD
Reported	51	94	143	5058
Not reported	27	Not reported	142	5542
Late RTAD
Reported	47	46	128	4592
Not reported	31	Not reported	157	6008

RTAD = retrograde type A dissection, TEVAR = thoracic endovascular aortic repair.