Table 1.

Patient characteristics

Variable	Preoperation CTA	Postoperation CTA	P-value
TR	0.79±0.08	0.50±0.15	<0.001
OR	4.74±2.68	1.93±1.03	<0.001
TI	1.44±0.17	1.32±0.16	<0.05

Note: Continuous data are presented as mean ± SD.

Abbreviations: CTA, computed tomography angiography; OR, oversizing ratio of the stent graft; TI, tortuosity index; TR, taper ratio.