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Table 5 Intra- and inter-observer measurement variability of the echocardiographic variables

From: Influence of heart rate on right ventricular function assessed by right heart catheterization and echocardiography in healthy anesthetized dogs

Variables

Intra-observer

Inter-observer

CV

ICC

CV

ICC

RVEDA index

2.2

0.97*

6.1

0.91*

RVESA index

4.4

0.95*

7.4

0.83*

RV FACn

5.0

0.91*

9.1

0.85*

TAPSEn

1.8

0.99*

3.5

0.99*

RV s'

1.3

0.99*

2.2

0.99*

RV-SL3seg

4.1

0.93*

7.2

0.88*

RV-SrL3seg

5.9

0.89*

9.5

0.91*

RV-SL6seg

5.2

0.98*

7.6

0.96*

RV-SrL6seg

5.7

0.93*

6.9

0.87*

  1. 3seg right ventricular free wall analysis, 6seg right ventricular global analysis, CV coefficient of variation, ICC inter- or intra-class correlation coefficients, RV FACn right ventricular fractional area change normalized by body weight, RV s' peak systolic myocardial velocity of the lateral tricuspid annulus, RVEDA index end-diastolic right ventricular area normalized by body weight, RVESA index end-systolic right ventricular area normalized by body weight, RV-SL right ventricular strain, RV-SrL systolic right ventricular strain rate, TAPSEn tricuspid annular plane systolic excursion normalized by body weight
  2. * Within a row, ICC values were considered significant (p < 0.050)
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BMC Veterinary Research

ISSN: 1746-6148

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