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Table 1 Aorta measurements before and after PEARS surgery

From: Cardiovascular magnetic resonance follow-up of the Marfan's thoracic aorta after personalized external aortic root support surgery

  Pre-op Last follow-up P (Paired t test)
Sinus Valsalva area (cm2) 16.3 ± 1.9 15.7 ± 2.7 0.1
Sinus Valsalva, mean diameter (mm) 43.5 ± 2.3 42.7 ± 3.7 0.1
All sinus Valsalva diameters† 43.5 ± 2.65 42.7 ± 3.95 0.01*
Sinus Valsalva, largest diameter (mm) 44.9 ± 2.8 44.0 ± 3.9 0.12
Ascending Aorta diameter (mm) 32.3 ± 3.7 32.6 ± 3.7 0.5
Annulus diameter (mm) 28.9 ± 2.2 28.7 ± 2.4 0.6
Aortic Arch (mm) 24.1 ± 2.1 23.8 ± 3.1 0.6
Descending Aorta diameter (mm) 22.6 ± 2.5 23.5 ± 2.9 0.01*
  1. † comparison of mean of all individual commissure-cusp diameters (3 × 24 = 72 diameters)