Culturally appropriate methodology in obtaining a representative sample of South Australian Aboriginal adults for a cross-sectional population health study: challenges and resolutions

Table 1 Comparison of demographic variables: ABS Census, ABS sampling frame, SAAHS, aged 15 years and over

	ABS 2006 profile ¹		ABS – SAAHS ineligible CDs ²		ABS – SAAHS eligible CDs ²		SAAHS ³ (2010–2011)
	n	%	n	%	n	%	n	% (95% CI)
Sex
Male	7,079	48.4	2,154	50.2	5,555	46.7	189	47.4 (42.5 - 52.3)
Female	7,802	51.5	2,139	49.8	6,339	53.3	210	52.6 (47.7 - 57.5)
Age group
15 – 24 yrs	4,606	31.0	1,265	29.5	3,746	31.5	109	27.3 (23.2 - 31.9)
25 – 34 yrs	3,185	21.4	886	20.6	2,640	22.2	89	22.3 (18.5 - 26.6)
35 – 44 yrs	3,012	20.2	814	19.0	2,458	20.7	88	22.1 (18.3 - 26.4)
45 – 54 yrs	2,172	14.6	677	15.8	1,610	13.5	54	13.5 (10.5 - 17.2)
> = 55 yrs	1,908	12.8	1,439	15.2	1,439	12.1	59	14.8 (10.5 - 17.2)
Remoteness
Metropolitan	7,777	52.3	3,080	71.8	4,696	39.8	157	39.3 (34.7 - 44.2)
Rural	5,240	35.2	1,278	25.1	3,718	35.0	158	39.6 (34.9 - 44.5)
Remote	1,866	12.5	132	3.1	3,040	25.5	84	21.1 (17.3 - 25.3)
Total	14,883	100.0	5,214	100.0	10,403	100.0	399	100.0

Sources: ¹ABS Census 2006 (South Australia excluding APY Lands); ²ABS Census 2006 (South Australia includes APY Lands); ³SAAHS unweighted data.

ISSN: 1756-0500