Table 2 Results of secondary endpoints

From: A formal validation of a deep learning-based automated workflow for the interpretation of the echocardiogram

Measurement

ICC

MAD

wCV

RMSE

R

LOA

Automated + human readers

Human readers

Automated + human readers

Human readers

Automated + human readers

Human readers

Automated + human readers

Human readers

Automated versus human

Automated versus human

IVSd (mm)

0.63

0.61

1.15

1.2

11.33

11.55

1.12

1.15

0.66

0.33 ± 2.94

LVIDd (mm)

0.89

0.88

2.77

2.97

5.42

5.68

2.82

2.97

0.91

0.68 ± 7.29

LVIDs (mm)

0.91

0.89

2.95

3.6

7.44

8.11

3.13

3.41

0.93

−0.24 ± 7.80

LVPWd (mm)

0.62

0.63

1.16

1.16

11.11

11.22

1.09

1.09

0.61

−0.20 ± 2.98

LVEDV MOD biplane (ml)

0.83

0.79

21.17

27.6

17.93

20.34

22.39

25.09

0.88

−6.32 ± 52.08

LVESV MOD biplane (ml)

0.86

0.82

15.57

19.81

23.25

26.09

17.79

19.87

0.89

−1.47 ± 42.65

LVEF MOD biplane (%)

0.77

0.76

6.73

7.62

14.97

15.81

6.38

6.69

0.79

−1.23 ± 16.60

LAESV MOD biplane (ml)

0.85

0.82

9.24

11.44

16.91

18.43

9.89

10.74

0.88

−0.74 ± 24.75

RA area A4C (s) (cm2)

0.89

0.89

1.82

1.86

12.02

12.49

1.76

1.8

0.91

−0.95 ± 4.39

RVIDd (mm)

0.58

0.57

4.89

5.3

13.57

14.08

4.52

4.62

0.64

−2.11 ± 11.54

LVSV MOD biplane (ml)

0.48

0.4

12.49

13.21

23.69

24.82

11.5

11.74

0.58

−4.99 ± 29.60

MV-Adur (ms)

0.37

0.34

29.93

32.91

18.67

19.75

28.55

30.15

0.41

−1.34 ± 74.28

MV-E (cm/s)

0.96

0.96

4.46

4.62

6.55

6.81

5.05

5.22

0.97

−1.72 ± 13.07

MV-A (cm/s)

0.97

0.97

3.97

4.27

6.67

6.86

4.51

4.61

0.97

−1.75 ± 11.72

DecT (ms)

0.48

0.5

33.76

36.29

17.06

17.14

33.42

34.04

0.48

11.12 ± 88.10

e’ lateral (cm/s)

0.93

0.92

0.8

1.01

10.56

11.68

0.95

1.05

0.95

−0.05 ± 2.33

e’ septal (cm/s)

0.92

0.91

0.57

0.7

11.04

12.25

0.73

0.81

0.94

−0.02 ± 1.78

E/e’ mean

0.94

0.93

1.26

1.28

14.47

15.25

1.68

1.78

0.95

0.28 ± 4.31

a’ lateral (cm/s)

0.89

0.87

0.65

0.82

9.55

10.36

0.78

0.84

0.91

−0.09 ± 1.94

a’ septal (cm/s)

0.91

0.89

0.55

0.69

8.61

9.45

0.63

0.69

0.92

−0.06 ± 1.55

s’ lateral (cm/s)

0.95

0.95

0.51

0.54

7.23

7.45

0.53

0.55

0.96

−0.18 ± 1.39

s’ septal (cm/s)

0.94

0.93

0.38

0.43

7.03

7.46

0.41

0.43

0.94

−0.08 ± 1.06

TR Vmax (m/s)

0.91

0.89

0.13

0.15

6.03

6.53

0.16

0.17

0.93

−0.05 ± 0.39

  1. DecT deceleration time of early diastolic MV transmitral flow, IVSd interventricular septal diameter end diastolic, LAESV MOD biplane left atrial end systolic volume biplane calculation based on method of discs, LVEDV MOD biplane left ventricular end diastolic volume biplane calculation based on method of discs, LVEF MOD biplane left ventricular ejection fraction biplane based on method of discs, LVESV MOD biplane left ventricular end systolic volume biplane calculation based on method of discs, LVIDd left ventricular internal diameter at end diastole, LVIDs left ventricular internal diameter at end systole, LVPWd left ventricular posterior wall thickness measured end diastolic, LVSV MOD biplane left ventricular stroke volume biplane calculation based on method of discs, MV-A late diastolic transmitral flow, MV-Adur duration of late diastolic transmitral flow, MV-E early diastolic transmitral flow, RA area a4c right atrial area at end systole in A4C, RVIDd right ventricular end diastolic internal diameter, TR Vmax tricuspid regurgitation maximum velocity.
Back to article page