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Table 1 Baseline demographic characteristics of Aboriginal and non-Aboriginal children and adolescents born in WA between 1980–2005

From: Use of prescription stimulant for Attention Deficit Hyperactivity Disorder in Aboriginal children and adolescents: a linked data cohort study

Characteristics   No stimulant used (%) Stimulant used for ADHD (%)
Participants 182791 3677
Parents Aboriginal status Non-Aboriginal parents 164290 (89.9) 3423 (93.1)
Both parents Aboriginal 10737 (5.9) 99 (2.7)
Only father Aboriginal 3955 (2.2) 93 (2.5)
Only mother Aboriginal 3809 (2.1) 62 (1.7)
Mothers’ age at birth <20 11642 (6.4) 345 (9.4)
20–24 35823 (19.6) 992 (27.0)
25–29 60471 (33.1) 1157 (31.5)
30–34 53085 (29.0) 834 (22.7)
35–39 18764 (10.3) 299 (8.1)
≥40 2762 (1.5) 44 (1.2 %)
Unknown 244 (0.1 %) 6 (0.2 %)
Sex Male 92708 (50.7) 2946 (80.1)
Female 90081 (49.3) 731 (19.9)
Unknown 2 (0.01) 0
Geographical remoteness Metropolitan 105567 (57.8) 2212 (60.2)
Rural 40332 (22.1) 799 (21.7)
Remote 14160 (7.7) 171 (4.7)
Unknown 22732 (12.4) 495 (13.5)
Socioeconomic disadvantage Least disadvantaged 78304 (42.8) 1299 (35.3)
Less disadvantaged 42061 (23.0) 845 (23.0)
Little disadvantaged 17015 (9.3) 395 (10.7)
More disadvantaged 8373 (4.6) 183 (5.0)
Most disadvantaged 15467 (8.5) 489 (13.3)
Unknown 21571 (11.8) 466 (12.7)