Table 4 Measurement results of nine key fetal biometric parameters and EFW present with the mean ± SD format. The nine key fetal biometric parameters in mm, and EFW in g

BPD

53.93 ± 2.53

53.64 ± 2.56

53.84 ± 2.47

HC

199.92 ± 7.14

202.03 ± 7.67

202.33 ± 7.12

OFD

70.92 ± 2.64

71.64 ± 2.93

70.66 ± 2.66

LVW

5.90 ± 1.50

6.30 ± 1.07

5.47 ± 1.06

TCD

23.85 ± 1.14

21.89 ± 1.46

23.41 ± 1.22

PCFW

5.59 ± 1.21

5.55 ± 1.48

5.73 ± 1.14

AC

176.48 ± 13.61

167.81 ± 13.10

175.28 ± 13.41

FL

39.69 ± 5.96

39.76 ± 6.78

39.10 ± 6.07

HL

37.51 ± 4.28

37.48 ± 4.74

36.68 ± 4.33

EFW

491.45 ± 46.80

473.65 ± 55.57

500.98 ± 46.98