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Table 3 Risk factors for mortality and reoperation

From: Stentless aortic valve replacement in the young patient: long-term results

   Survival   Freedom from Reoperation
Characteristic HR C I Significance HR C I Significance
Age (≤50) 2.55 1.13-5.75 0.02 0.98 0.45-2.11 0.96
Gender 1.21 0.57-2.64 0.61 1.95 0.84-4.53 0.12
Aortic valve lesion (stenosis vs. insufficiency) 0.55 0.31-0.95 0.03 0.74 0.35-1.57 0.44
Left ventricular function (normal vs. impaired) 0.39 0.22-0.68 0.01 1.08 0.55-2.15 0.05
Associated procedures 0.94 0.52-1.70 0.83 0.54 0.23-1.25 0.15
SAVR Diameter (≤25 mm vs. >25 mm) 2.15 1.13-4.09 0.02 3.53 1.57-7.92 0.02
  1. CI = Confidence Interval, HR = Hazard ratio.