Table 1.

Characteristics of Western Australian girls aged 4-16 years in 1993

Characteristic	Proportion (%)	95% CI
Family type
Original	73.2	69.0 - 77.0
Step/blended	9.8	2.6 - 12.2
Sole-parent	17.0	13.6 - 20.8
Child's CBCL score - Aggressive & Delinquent (parent and teacher reported)
Aggressive and Delinquent	2.3	1.5 - 3.3
Either Aggressive or Delinquent	6.8	5.3 - 8.4
Neither Aggressive nor Delinquent	90.9	88.7 - 92.8
Combined carer income
Low	38.8	34.4 - 43.3
Medium	38.6	34.5 - 43.1
High	22.6	19.6 - 26.2
Region
Metropolitan	73.5	68.1 - 78.5
Non-Metropolitan	26.5	22.3 - 31.0
Primary carer was a smoker
Yes	23.8	20.2 - 27.7
Highest school year completed by primary carer
Year 9 or lower	14.1	11.3 - 17.3
Year 10 or higher	85.9	82.7 - 88.8
Girl's mother was a teenage mother
Yes	4.4	3.2 - 6.0
Primary carer was in receipt of government benefits
Yes	36.8	32.7 - 41.1
Importance of religion for child's primary carer
Very important	21.8	18.7 - 25.3
Reasonably important	34.1	30.7 - 37.5
Not at all important	44.1	40.2 - 48.3
Child was breastfed
Yes	84.3	81.3 - 86.9
Family functioning
Poor	10.9	8.7 - 13.7