femoral length

(mm)

abdominal circumference (mm)

head circumference

(mm)

bi-parietal diameter (mm)

N

(patients)

GA

(weeks)

66.8 ± 2

305 ± 12.1

300.85 ± 18.8

86.1 ± 2.6

44

34 - 35

67.1 ± 2.6

309.2 ± 15.5

303.6 ± 9.39

87.4 ± 3.9

50

35 - 36

69.7 ± 1.77

321.5 ± 11.1

306.56 ± 10.4

88.01 ± 7.39

57

36 - 37

71.45 ± 2.45

328.3 ± 18.1

308.7 ± 17.5

88.25 ± 8.7

61

37 - 38

72.92 ± 1.41

338.9 ± 12.13

321.9 ± 8.75

91.34 ± 4.05

64

38 - 39

74.5 ± 1.74

347.7 ± 16.6

323.4 ± 8.9

91.77 ± 7.06

65

39 - 40

75.7 ± 2.38

350.8 ± 14.8

324 ± 16.1

93.45 ± 2.47

54

40