Table 3.

Adverse events within 30 days in 50 patients with extended thoracic aortic aneurysm who underwent open stent-grafting using a Matsui-Kitamura stent

Event	No. (%)
Death during procedure	3 (6)a
In-hospital death	1 (2)b
Stroke	2 (4)
Spinal cord injury	5 (10)
Paraplegia/paraparesis/transient paraparesis	1 (2)/1 (2)/3 (6)
Mediastinitis	1 (2)
Re-exploration because of bleeding	1 (2)
Respiratory failure (intubation time >72 hr)c	12 (24)
Renal failure (requiring temporary hemodialysis)	1 (2)
Ischemic colitis	1 (2)

^aThe causes of death were multiple-organ failure (1 patient) or ischemic colitis (1 patient) after aneurysm rupture and respiratory failure after aneurysmal degeneration (1 patient).

^bPatient died of stroke (brainstem infarction).

^cTwo tracheotomies were required.