Table 2. Operative Characteristics.

Operative data
TEVAR	114
No. of device implanted, n	1.32±0.50
Previous left carotid-subclavian bypass, n (%)	14 (12.3)
CSF drainage, n (%)	67 (58.8)
Open repair	53
Left heart bypass, n (%)	20 (37.7)
Cardiopulmonary bypass time (min)	59.4±23.8
Full bypass with circulatory arrest, n (%)	33 (58.5)
Cardiopulmonary bypass time (min)	153.2±51.6
Circulatory arrest time (min)	18.6±8.6
Full bypass without circulatory arrest, n (%)	2 (3.8)
Cardiopulmonary bypass time (min)	115.5±54.4
CSF drainage, n (%)	42 (79.2)

TEVAR, thoracic endovascular aortic repair; CSF, cerebrospinal fluid.