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Table 7 Cox proportional hazard regression analysis for aorta-related mortality

From: Long-term outcomes of intervention between open repair and endovascular aortic repair for descending aortic pathologies: a propensity-matched analysis

Variable Overall series After matching
Univariate Multivariate Univariate Multivariate
HR (95% CI) p-value HR (95% CI) p-value HR (95% CI) p-value HR (95% CI) p-value
Age > 80 years 5.9 (1.3–25.9) 0.018 16.7 (2.7–104.3) 0.002 9.9 (1.2–83.4) 0.031 24.0 (1.5–378.1) 0.024
SBP < 90 mmHg 2.9 (0.9–8.9) 0.058 6.0 (1.6–22.4) 0.008 2.6 (0.5–13.3) 0.241   
Hemoptysis 2.5 (0.9–7.0) 0.077    5.2 (1.2–22.0) 0.023   
Dissection 0.7 (0.3–1.4) 0.356    0.4 (0.0–3.3) 0.392   
Pseudoaneurysm 1.4 (0.7–2.6) 0.333    2.8 (0.3–23.2) 0.329   
Arch involvement 3.5 (1.4–8.7) 0.007 5.4 (1.8–16.1) 0.002 5.1 (1.3–20.9) 0.022 14.5 (1.0–211.5) 0.048
Maximal aortic size > 50 mm 3.1 (0.9–10.8) 0.068    3.8 (0.5–31.9) 0.200   
Malperfusion 2.3 (0.5–10.1) 0.210    5.2 (0.6–43.9) 0.128   
Chronic renal failure 7.0 (2.4–20.3) 0.000 5.7 (1.2–26.8) 0.027 8.4 (1.5–46.7) 0.015   
eGFR 1.2 (1.1–1.3) 0.001    1.1 (0.9–1.5) 0.211   
Diabetes 2.8 (1.0–7.8) 0.047 3.1 (0.9–10.7) 0.049 4.2 (0.8–20.9) 0.080   
COPD 2.7 (0.6–11.9) 0.178    0.1 (0.0–34.8) 0.654   
  1. HR hazard ratio, CI confidence interval, SBP systolic blood pressure, eGFR estimated glomerular filtration rate, COPD chronic obstructive pulmonary disease