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Table 3 Distribution of all births and births of babies with DS by year, hospital category, marital status, parity and mother's region of birth

From: Health behaviour modelling for prenatal diagnosis in Australia: a geodemographic framework for health service utilisation and policy development

 

1998

1997–1999

2002

2000–2002

 

Births (%)

DS Births (%)

Births (%)

DS births (%)

 

N = 61 080

N = 166

N = 61 883

N = 180

Marital status

No partner

12.3

7.8

12.5

12.8

Married or de facto

87.6

92.2

87.3

86.7

Unknown

0.1

0.0

0.1

0.5

 

*p = 0.08

 

*p = 0.90

 

Parity

Primigravid

40.2

28.3

42.0

29.4

Multigravid

59.8

71.7

58.0

70.6

 

*p < 0.01

 

*p < 0.001

 

Region of mother's birth

Australia

76.1

75.3

76.3

71.7

Overseas

23.7

24.7

23.5

28.3

Unknown

0.2

0.0

0.2

0.0

 

*p = 0.81

 

*p = 0.15

 

Hospital category

Public

74.3

73.5

68.1

75.6

Private

25.7

26.5

31.9

24.4

 

*p = 0.81

 

*p = 0.03

 

Region of mother's residence

Rural

27.7

25.3

26.3

32.8

Metropolitan

72.3

74.7

73.7

67.2

 

*p = 0.49

 

*p = 0.05

 
  1. * p value for the difference between the proportion of babies born with DS and all births