Attention Deficit Hyperactivity Disorder (ADHD) in Patients with and without Head Trauma

Figures & data

Table 1 Demographic Findings Compared Between the Patients with and without Head Trauma

		Case Group	Control Group	P-value
Age (years)		32.9 (SD=9.2)	38.3 (SD=7)	<0.001
Gender	Female	46 (20%)	283 (61.5%)	<0.001
	Male	184 (80%)	177 (37.5%)
Job	Driver	27 (11.7%)	17 (3.7)	<0.001
	Non-drivers	203 (88.3%)	443 (96.3%)
Overall score of socioeconomic status		9.85 (SD=2.53)	9.55 (SD=2.71)	0.16
Socioeconomic status	Very low	37 (16.1%)	142 (30.9%)	<0.001
	Low	72 (31.3%)	122 (22.8%)
	Middle	67 (29.1%)	95 (20.7%)
	High	54 (23.5%)	118 (23.7%)

Table 2 Conner’s Adult ADHD Screening Scale Scores Compared Between the Patients with and without Head Trauma

ADHD Screening Scores	Head Trauma (Cases)	Controls	P-value
Total screening score	13.41 (SD=11.65)	14.37 (SD=9.6)	0.25
Subscale A (inattention)	2.05 (0.22)	2.24 (0.13)	0.43
Subscale B (hyperactivity/impulsiveness)	5.03 (4.89)	4.65 (3.92)	0.27
Subscale D (ADHD index)	6.35 (5.11)	7.51 (4.72)	0.003

Table 3 Linear Regression Analysis of ADHD Screening Scores for the Three Subscales for Given Regressor Variables

Variable	Regression Coefficient	95% Confidence Interval		P-value
		Lower Limit	Upper Limit
Model 1: Subscale D predicted by group, gender, and socioeconomic status score
Group: cases compared to controls	1.29	0.42	2.17	0.004
Gender	−0.60	−1.39	0.19	0.14
Age	−0.07	−0.12	−0.03	0.002
Total socio-economic score	0.03	−0.11	0.16	0.69
Model 2: Subscale A predicted by group, gender, and socioeconomic status score
Group: cases compared to controls	0.41	0.13	0.96	0.14
Gender	−0.13	−0.62	0.36	0.59
Age	−0.56	−0.08	−0.03	<0.001
Total socio-economic score	0.03	−0.06	0.11	0.53
Model 3: Subscale B predicted by group, gender, and socioeconomic status score
Group: cases compared to controls	−0.01	−0.78	0.76	0.98
Gender	−0.06	−0.64	0.76	0.86
Age	−0.06	−0.11	−0.02	0.002
Total socio-economic score	0.09	−0.03	0.21	0.14