. Author manuscript; available in PMC: 2009 Dec 23.

Published in final edited form as: Psychol Med. 2009 Apr 1;39(11):1895–1906. doi: 10.1017/S0033291709005510

Table 6.

Childhood hyperactivity-inattention symptoms and other covariates: multiple logistic regression models of educational underachievement in youths over 18 at follow-up

Independent variables	Unadjusted OR (95% CI)	Adjusted OR (95% CI) model 1	Adjusted OR (95% CI) model 2
CBCL symptoms
Hyperactivity-inattention	3.63 (2.33–5.66)^***	3.00 (1.84–4.89)^***	2.60 (1.55–4.36)^***
Anxious/depressed	1.42 (0.93–2.16)
Conduct disorder	3.07 (1.83–5.14)^***	2.37 (1.32–4.24)^**	1.89 (1.02–3.51)^*
Oppositional defiant disorder	1.96 (1.28–3.01)^**
Familial variables
Low income	1.70 (1.26–2.31)^***	2.16 (1.54–3.03)^***	2.26 (1.60–3.21)^***
Parents divorced, separated, widowed or single	1.34 (0.77–2.33)
Parental psychopathology	1.16 (0.75–1.79)

Model 1 (N=718) was adjusted on Age and Gender

Model 2 (N=714) was adjusted on Age, Gender and School difficulties previous to baseline

^***

p<0.001,

^**

p<0.01,

p<0.05