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Table 6 Intraclass correlation coefficient of T2P-SCS between CMR-FT mid and tissue tagging

From: Feature tracking compared with tissue tagging measurements of segmental strain by cardiovascular magnetic resonance

 

Total study group (n = 30)

Healthy volunteers (n = 10)

LBBB (n = 10)

HCM (n = 10)

 

ICC (95%-CI)

p-value

ICC (95%-CI)

p-value

ICC (95%-CI)

p-value

ICC (95%-CI)

p-value

1. Basal anterior

0.10

0.29

0.34

0.16

-0.21

0.73

0.39

0.15

(-0.26-0.45)

(-0.32-0.78)

(-0.76-0.46)

(-0.41-0.83)

2. Basal anteroseptal

0.19

0.12

0.31

0.19

0.17

0.22

0.14

0.35

(-0.12-0.49)

(-0.41-0.78)

(-0.20-0.63)

(-0.53-0.69)

3. Basal septal

0.28

0.06

-0.24

0.79

0.35

0.12

0.23

0.27

(-0.07-0.58)

(-0.67-0.40)

(-0.21-0.77)

(-0.52-0.74)

4. Basal inferior

0.36

0.03

0.36

0.11

0.27

0.16

<0.01

0.49

(<-0.01-0.64)

(-0.20-0.78)

(-0.22-0.72)

(-0.61-0.61)

5. Basal posterior

0.72

<0.001

0.24

<0.01

0.86

<0.001

0.60

<0.01

(0.49-0.86)

(-0.05-0.69)

(0.45-0.97)

(-0.08-0.89)

6. Basal lateral

0.48

<0.01

0.26

0.23

-0.55

0.98

0.75

<0.01

(0.14-0.71)

(-0.45-0.75)

(-0.85-0.15)

(0.26-0.94)

7. Mid anterior

<0.01

0.48

0.47

0.07

0.12

0.37

-0.05

0.60

(-0.37-0.38)

(-0.15-0.84)

(-0.53-0.67)

(-0.28-0.45)

8. Mid anteroseptal

-0.08

0.70

0.36

0.15

-0.05

0.66

0.59

0.04

(-0.33-0.24)

(-0.37-0.80)

(-0.20-0.31)

(-0.09-0.89)

9. Mid septal

-0.08

0.66

-0.17

0.68

-0.14

0.64

0.02

0.48

(-0.45-0.30)

(-0.78-0.51)

(-0.81-0.54)

(-0.75-0.67)

10. Mid inferior

0.08

0.33

0.06

0.43

-0.01

0.51

0.08

0.41

(-0.29-0.43)

(-0.55-0.64)

(-0.71-0.62)

(-0.65-0.67)

11. Mid posterior

0.22

0.13

0.22

0.07

-0.21

0.72

<-0.01

0.51

(-0.16-0.54)

(-0.12-0.65)

(-0.78-0.48)

(-0.77-0.65)

12. Mid lateral

0.35

0.03

-0.04

0.55

0.05

0.44

0.17

0.34

(-0.02-0.64)

(-0.60-0.56)

(-0.59-0.64)

(-0.64-0.74)

13. Apical anterior

-0.13

0.74

0.08

0.41

-0.09

0.65

0.18

0.20

(-0.49-0.26)

(-0.63-0.67)

(-0.44-0.45)

(-0.18-0.65)

14. Apical septal

0.20

0.16

-0.10

0.62

0.32

0.19

0.24

0.27

(-0.19-0.53)

(-0.66-0.53)

(-0.41-0.78)

(-0.52-0.78)

15. Apical inferior

0.28

0.06

0.33

0.02

0.39

0.07

0.39

0.03

(-0.08-0.58)

(-0.12-0.76)

(-0.14-0.79)

(-0.13-0.82)

16. Apical lateral

0.50

<0.01

0.08

0.35

0.50

0.05

0.60

0.06

(0.16-0.74)

(-0.23-0.54)

(-0.07-0.84)

(-0.18-0.91)

Mean

0.38

0.02

0.49

0.02

0.17

0.18

0.60

0.02

 

(0.04-0.65)

 

(-0.08-0.84)

 

(-0.15-0.61)

 

(0.06-0.88)

 
  1. Intraclass correlation coefficient (ICC), time to systolic circumferential strain (T2P-SCS), cardiovascular magnetic resonance myocardial feature-tracking with mid-wall contours (CMR-FTmid), 95%-coincidence interval (95%-CI), left bundle branch block patients (LBBB), hypertrophic cardiomyopathy patients (HCM).