Table 4. Predictors of postoperative aortic events.

Variables	Hazard ratio	95% CI	P value
Age (years)	0.955	0.8558–1.067	0.42
SG size (mm)	1.297	0.8081–2.082	0.28
SG length (mm)	1.332	0.7481–2.373	0.33
Pre distal DA diameter (mm)	1.162	1.162–0.8317	0.38
Pre proximal aortic diameter (mm)	1.095	0.8731–1.372	0.43
Distal DA diameter in the recent periods (mm)	1.76	0.6557–4.725	0.26
Distal DA diameter in the recent periods (mm)/preoperative distal DA diameter (mm)	10,420	3.94–27,580,000	0.02
SG size (diameter) (mm)/pre distal DA diameter (mm)	3	0.0001108–81,280	0.83
Preoperative arch angle (°)	0.998	0.911–1.092	0.96
Postoperative SG angle (°)	0.998	0.911–1.092	0.96
SG angle in the recent periods (°)	0.991	0.9406–1.044	0.73
Preoperative DA angle (°)	1.001	0.9008–1.113	0.98
Postoperative DA angle (°)	0.955	0.8603–1.06	0.38
DA angle in the recent periods (°)	0.993	0.9419–1.048	0.80
Arch angle in the recent periods (°)/postoperative SG angle (°)	0.792	0.01504–41.65	0.91
Distal DA angle in the recent periods (°)/postoperative distal DA angle (°)	1.266	0.8424–1.903	0.26

CI, confidence interval; SG, stent graft; DA, descending aorta.