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. 2014 May 29;1(1):11–16. doi: 10.1530/ERP-14-0019

Table 3.

Reproducibility of annulus excursion and AMA(d) by two-dimensional speckle tracking echocardiography. Values are intraclass correlation coefficients (ICC). ICC was considered as poor when ICC<0.4, fair when ICC=0.40–0.59, good when ICC=0.60–0.74, and excellent when ICC≥0.75. Numbers in parentheses are 95% CIs

Intra-observer Inter-observer
AEr (mm) 0.91 (0.84–0.96) 0.69 (0.23–0.88)
MEp (mm) 0.86 (0.65–0.94) 0.75 (0.49–0.89)
FE (mm) 0.97 (0.93–0.99) 0.94 (0.86–0.98)
AMA(d) (°) 0.85 (0.60–0.97) 0.75 (0.38–0.90)

AEr, maximum right aortic annular point excursion; MEp, maximum post-mitral annular point; FE, maximum fibrous excursion; AMA(d), difference between maximum and minimum aortomitral angles.