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Table 1 Study characteristics by infant sex

From: Umbilical cord blood androgen levels and ASD-related phenotypes at 12 and 36 months in an enriched risk cohort study

 

Total (n = 137)

Female (n = 62)

Male (n = 75)

 

Characteristics

Mean

SD

Mean

SD

Mean

SD

P

Maternal age

34.1

4.5

33.7

4.2

34.5

4.7

0.30

Gestational age at delivery

39.4

1.6

39.4

1.4

39.3

1.7

0.68

Total number of pregnancies

3.6

1.5

3.5

1.4

3.7

1.5

0.65

Total AOSI scorea

5.0

4.3

4.7

2.0

5.2

2.3

0.45

Total SRS raw scorea

29.8

 

26.1

1.7

33.4

2.1

0.03

 

%

n

%

n

%

n

 

Cesarean section

42.2

97

45.2

42

40

55

0.61

Maternal education

 

137

 

62

 

75

0.68

 <9th

2.9

 

4.8

 

1.3

  

 High school graduation

8.0

 

8.1

 

8.0

  

 College degree

63.5

 

62.9

 

64.0

  

 Graduate/professional degree

25.6

 

24.2

 

26.7

  

Maternal race

 

131

 

61

 

70

0.58

 Asian

6.8

 

6.6

 

7.1

  

 Black

9.2

 

11.5

 

7.1

  

 Other

11.5

 

13.1

 

10.1

  

 White

64.9

 

59.0

 

70

  

 Unknown

7.6

 

9.8

 

5.7

  

Maternal Hispanic/Latino

19.4

129

15.2

59

22.9

70

0.27

Male older affected sibling

83.9

137

85.5

62

82.7

75

0.66

  1. aGeometric mean and geometric standard deviation