|
Mothers
|
Mean (SD)
|
Mean (SD)
|
|
BMI of mother at start of pregnancy***
|
21.45 (4.07)
|
24.9 (5.18)
|
|
BMI at survey completion***
|
23.16 (5.24)
|
26.00 (5.47)
|
| |
Proportion (%)
|
Proportion (%)
|
|
Age (years)***
|
|
15–24 years
|
2.7
|
12.0
|
|
25–29 years
|
27.2
|
24.6
|
|
30–34 years
|
40.2
|
35.6
|
|
35+ years
|
29.9
|
27.8
|
|
Socioeconomic disadvantage (quintiles) ***
|
|
1st quintile (greatest disadvantage)
|
13.3
|
13.8
|
|
2nd quintile
|
7.7
|
15.9
|
|
3rd quintile
|
26.7
|
23.3
|
|
4th quintile
|
20.9
|
21.1
|
|
5th quintile (least disadvantage)
|
31.4
|
26.0
|
|
Main language (English) ***
|
15.0
|
100.0
|
|
Spouse usually living in house (yes)
|
94.3
|
92.2
|
|
Spouse at time of birth (yes) *
|
96.0
|
93.3
|
|
Highest school year completed***
|
|
Year 12 or equivalent
|
94.4
|
76.9
|
|
Year 11 or equivalent
|
1.8
|
10.1
|
|
Year 10 or equivalent
|
3.3
|
13.0
|
|
Did not go to school
|
0.5
|
0.0
|
|
Educational qualification (yes) ***
|
89.9
|
80.7
|
|
Highest qualification***
|
|
Postgraduate
|
43.5
|
13.0
|
|
Bachelor degree
|
35.3
|
39.9
|
|
Diploma
|
14.4
|
13.4
|
|
Certificate
|
6.8
|
33.7
|
|
Income***
|
|
>$156,000
|
3.7
|
10.3
|
|
$88,400–$155,999
|
21.8
|
34.4
|
|
$52,000–$88,399
|
21.9
|
28.8
|
|
$26,000–$51,900
|
27.8
|
15.6
|
|
<$25,999
|
24.8
|
11.0
|
|
Parity***
|
|
One
|
62.6
|
43.3
|
|
Two
|
31.5
|
35.2
|
|
Three
|
5.0
|
14.5
|
|
Four or more
|
0.9
|
7.0
|
|
Currently smoking (yes) ***
|
|
Daily
|
0.4
|
9.0
|
|
At least weekly
|
0.0
|
1.2
|
|
Less often
|
0.1
|
2.1
|
|
Smoked whilst pregnant (yes) ***
|
|
Daily
|
0.2
|
6.7
|
|
At least weekly
|
0.2
|
1.2
|
|
Less often
|
0.0
|
1.4
|
