Table 10

Effects of maternal ethnicity, weight, height, body mass index (BMI), parity, and age on fetal femur length (FL)

Maternal factor

Mean

95%CI

SD

p-value


Ethnicity

0.24

Fulani

24.53

22.89

26.17

7.7

Kirdi

25.79

24.18

27.41

8.0


Weight (centiles)

0.20

< 10

23.33

19.95

26.72

8.4

10–90

25.26

23.96

26.57

7.8

90+

26.53

22.97

30.08

7.8


Height (centiles)

0.22

< 10

24.05

20.66

27.44

8.4

10–90

25.18

23.84

26.52

7.8

90+

26.04

22.99

29.09

7.6


BMI (centiles)

0.60

< 10

21.61

17.99

25.24

7.3

10–90

25.45

24.17

26.73

7.7

90+

26.42

22.89

29.95

8.3


Parity

0.11

0

23.95

23.02

24.88

8.7

1

24.21

23.37

25.05

7.7

2

24.77

23.62

25.92

7.7

3

23.88

22.77

24.99

5.6

4

24.63

23.40

25.86

8.2

5+

25.63

24.53

26.73

7.4


Age

0.17

-19

25.32

23.91

26.74

8.6

20–24

24.91

24.15

25.66

7.8

25–29

24.62

23.98

25.27

7.9

30–34

23.99

23.03

24.96

8.3

35+

23.71

22.27

25.15

7.1


Analysis of variance (ANOVA), adjustments for gestational age.

Parity and age were adjusted for each other.

Salpou et al. BMC Pregnancy and Childbirth 2008 8:48   doi:10.1186/1471-2393-8-48

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