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Table 2 Mean value of the UCA at 16+ 0 to 23+ 6 weeks gestation

From: Distribution of uterocervical angles of pregnant women at 16+ 0 to 23+ 6 weeks gestation with low risk for preterm birth: first vietnamese cohort of women with singleton pregnancies

GA

N

Mean

SD

16+ 0 − 16+ 6

112

74.65

22.19

17+ 0 − 17+ 6

110

79.15

24.76

18+ 0 − 18+ 6

149

81.07

27.32

19+ 0 − 19+ 6

82

88.30

20.05

20+ 0 − 20+ 6

110

86.96

24.15

21+ 0 − 21+ 6

145

90.71

23.22

22+ 0 − 22+ 6

215

89.82

26.93

23+ 0 − 23+ 6

128

92.21

24.32

  1. p < 0.001
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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