Table 5 Quantitative evaluation of nine key fetal biometric parameters and EFW. (ICC: inter-class correlation coefficients, PCC: Pearson correlation coefficient, MAE: mean absolute error, PE: percentage error)

BPD

0.982

0.975

0.50

0.94

0.937

0.931

0.96

1.79

HC

0.895

0.972

2.53

1.28

0.849

0.942

3.13

1.58

OFD

0.946

0.931

1.03

1.46

0.928

0.915

1.26

1.78

LVW

0.904

0.950

0.36

6.14

0.797

0.851

0.64

11.59

TCD

0.843

0.799

0.55

2.29

0.306

0.595

1.96

8.22

PCFW

0.877

0.765

0.47

9.38

0.661

0.566

0.81

16.04

AC

0.982

0.978

2.22

1.25

0.797

0.947

8.13

9.88

FL

0.990

0.972

0.81

1.99

0.901

0.904

2.42

13.23

HL

0.970

0.935

0.96

2.57

0.916

0.904

1.64

4.37

EFW

0.943

0.894

14.67(g)

2.92

0.671

0.741

38.05(g)

7.56