Table 4.

Generalized Estimation Equation Analyses with Interaction between Premorbid ADHD Score and Injury Group

	Low Baseline ADHD Score
	Estimate	Lower CI	Upper CI	Z	Odds Ratio	Elev. Postinjury	Not Elev. Postinjury
Group
SevTBI	1.84	0.80	3.64	3.06*	6.30	39%	9%
ModTBI	0.37	−0.37	1.90	1.32	1.45	29%	33%
OI	0.00	0.00	0.00			31%	58%
SES	−0.72	−1.26	−0.17	−2.59*
Time
6 Months	0.08	−0.70	0.86	0.20
12 Months	−0.15	−0.81	0.52	−0.44
18 Months	0.00	0.00	0.00

	High Baseline ADHD Score
	Estimate	Lower CI	Upper CI	Z	Odds Ratio	Elev. Postinjury	Not Elev. Postinjury
Group
SevTBI	0.57	−1.79	2.37	0.27	1.77	36%	13%
ModTBI	−1.75	−4.92	2.15	−0.77	0.17	14%	53%
OI	0.00	0.00	0.00			50%	33%
SES	0.09	−1.06	1.25	0.16
Time
6 Months	0.19	−1.38	1.77	0.24
12 Months	0.80	−0.58	2.19	1.14
18 Months	0.00	0.00	0.00

^*p<.01