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Table 5 Inter and intra-observer analyses for RV strain

From: Early changes in right ventricular longitudinal function in chronic asymptomatic alcoholics revealed by two-dimensional speckle tracking echocardiography

 

Intra-observer

Inter-observer

R

bias (%)

LOA (%)

ICC

R

bias (%)

LOA (%)

ICC

P

0.86

0.93

−1.26 ~ 2.24

0.960

0.84

0.81

−1.79 ~ 2.89

0.949

S

0.76

−3.37

−9.56 ~ 6.24

0.824

0.84

−3.19

−10.79 ~ 4.89

0.830

SRs

0.89

0.65

−1.13 ~ 2.15

0.973

0.90

0.59

−1.09 ~ 2.05

0.986

SRe

0.80

2.23

−6.14 ~ 5.23

0.866

0.78

2.72

−8.76 ~ 2.21

0.825

SRa

0.74

3.67

−11.88 ~ 8.70

0.810

0.76

3.98

−12.69 ~ 9.22

0.805

  1. R, coefficient of determination, LOA limit of agreement, ICC intra-class correlation coefficient
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Cardiovascular Ultrasound

ISSN: 1476-7120

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