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. 2023 Jun 23;47(4):2323–2331. doi: 10.1007/s11259-023-10154-6

Table 3.

Intra- and inter-operator correlation coefficients for the echocardiographic measurements

Echocardiographic parameter Inter-operator CC Intra-operator CC
AVA 0.80 0.97
PVA 0.67 0.92
VLS 0.89 0.96
STJ 0.84 0.94
AA 0.79 0.95
2D-LVLd 0.71 0.92
2D-LVLs 0.60 0.84
2D-LVVd 0.63 0.90
2D-LVVs 0.11 0.79
M-LVIDd 0.73 0.85
M-LVIDs 0.76 0.81
M-IVSd 0.54 0.76
M-IVSs 0.38 0.71
M-LVWd 0.27 0.75
M-LVWs 0.44 0.73

CC = correlation coefficient

Poor reliability: < 0.50; moderate reliability: ≥ 0.50 and < 0.75; good reliability: ≥ 0.75 and < 0.90; excellent reliability: ≥ 0.90