Table 1 Background characteristics of participants in the SGA and non-SGA control groups.

From: Executive functions in adults born small for gestational age at term: a prospective cohort study

 

SGA

Control

p-value

n

Mean

(SD)

n

Mean

(SD)

Gestational age (weeks)

56

39.7

(1.2)

68

39.8

(1.2)

0.454

Birth weight (g)

56

2916

(205)

68

3695

(459)

< 0.001

Birth length (cm)

49

48.5

(1.9)

65

51.1

(1.9)

< 0.001

Ponderal index (g/cm3)

49

2.6

(0.2)

65

2.8

(0.3)

< 0.001

Birth head circumference (cm)

50

33.9

(1.1)

64

35.4

(1.2)

< 0.001

Maternal age at delivery (years)

50

28.2

(3.2)

66

30.7

(4.3)

< 0.001

Parental SES

47

3.5

(1.2)

57

3.7

(1.1)

0.439

Age at follow-up (years)

48

32.5

(0.6)

61

32.6

(0.5)

0.841

  

n

(%)

 

n

(%)

 

Female

56

31

(55.4)

68

39

(57.4)

0.823

Education at follow-up

56

  

68

  

0.246

   Lower secondary or lower

 

2

(3.6)

 

0

(0.0)

 

   Intermediate

 

22

(39.3)

 

23

(33.8)

 

   Lower tertiary or higher

 

32

(57.1)

 

45

(66.2)

 
  1. SD standard deviation, SES socioeconomic status, SGA small for gestational age.