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Table 2 Calibrated integrated backscatter (cIB) values and histological calcium area (Ca Area) of the aortic valve

From: Echocardiographic integrated backscatter for detecting progression and regression of aortic valve calcifications in rats

   Gr 1 Gr 2 p (Gr 1 vs. Gr 2)
   Adenine 0.5% Controls  
cIB Baseline (dB) ROIAVTOT 13.4 ± 0.4 14.2 ± 0.5 0.259
ROIGLOB 16.9 ± 0.6 16.6 ± 0.6 0.739
cIB Week 9(dB) ROIAVTOT 16.4 ± 0.5 ** 13.3 ± 0.6 0.001
ROIGLOB 20.7 ± 0.5 ** 17.2 ± 0.7 < 0.001
cIB Week 21 (dB) ROIAVTOT 14.8 ± 0.8 14.2 ± 0.5 0.531
ROIGLOB 18.3 ± 1.3 18.7 ± 1.0 0.784
Ca Area Week 9 (mm2)   0.076 ± 0.021 0.0 ± 0.0 0.005
Ca Area Week 21 (mm2)   0.023 ± 0.012 # 0.0 ± 0.0 0.074
  1. Data are represented as means ± SEM. dB, decibel; Gr., group; ROIAVTOT, region of interest, aortic valve, total; ROIGLOB, region of interest, aortic valve, global. ** Vs. Baseline; p < 0.001. # Vs. Week 9; p = 0.037.