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Table 6 Threshold values of echocardiographic parameters that identify different grades

From: Correlation of structural defects in the ascending aortic wall to ultrasound parameters: benefits for decision-making process in aortic valve surgery

Variable
Classification variable
Criterion Sensitivity 95% CI Specificity 95% CI +LR 95% CI -LR 95% CI
AscA
Grade 2 vs. 1
>3.3 * 62.96 42.4–80.6 66.67 53.7–78.0 1.89 1.3–2.6 0.56 0.3–1.0
AscA
Grade 3 vs 1
>3.5 * 50.00 26.0–74.0 77.78 65.5–87.3 2.25 1.4–3.6 0.64 0.3–1.2
STJ
Grade 3 vs. 1
>2.9 * 61.11 35.7–82.7 73.02 60.3–83.4 2.26 1.5–3.4 0.53 0.3–1.1
STJI
Grade 3 vs 1
>1 * 61.11 35.7–82.7 71.43 58.7–82.1 2.14 1.4–3.2 0.54 0.3–1.1
  1. *statistically significant
  2. AscA ascending aorta, STJ sinotubular junction, STJI sinotubular junction index