Table 1.

Socio-demographic indicators of the study population (n = 1,029,233)

Variable	Sweden	F. Yugoslavia		Somalia		Middle East
		Acc.	Unacc.	Acc.	Unacc.	Acc.	Unacc.
	1,009,027	8301	1475	1088	1284	6445	1617
Age	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)
Mean age (SD)	25.6	24.9	26.9	24.1	27.1	23.7	26,1
	%	%	%	%	%	%	%
Gender
Male	51.5	52.1	53.7	56.4	61.3	54.1	73.3
Residency (years)
0–10	-	71.7	43.8	65.2	52.3	68.3	54.3
> 10 years	-	28.3	56.2	34.8	47.4	31.7	45.7
Domicile
Big city	43.9	49.3	51.3	69.4	75.1	58.4	61.9
Town	42.9	45.4	42.4	27.9	23.2	38.7	35.5
Rural	13.2	5.3	6.3	2.7	1.7	2.9	2.6
Income (Quintiles)
1 (lowest)	11.2	26.1	23.7	58.7	45.9	54.9	37.9
2	17.2	24.4	25.4	19.1	24.3	18.7	21.4
3	21.3	22.1	21.7	9.2	12.0	11.4	14.4
4	24.5	18.2	16.5	8.9	11.6	8.3	13.1
5 (highest)	25.8	9.2	12.7	4.1	6.2	6.6	13.1

SD Standard Deviation, Acc Accompanied, Unacc Unaccompanied; Sweden refers to native Swedish population