Attention Deficit Hyperactivity Disorder (ADHD) among longer-term prison inmates is a prevalent, persistent and disabling disorder

Table 3 Self-rated ADHD symptoms and behaviours during both childhood and adulthood; parental ratings of childhood ADHD-symptoms. All results divided by group.

	ADHD-psychiatry n = 20	ADHD-prison n = 30	t	p
*Self-rating questionnaires*	M (SD)	M (SD)
WURS-25	54.70 (14.31)	67.43 (13.48)	-3.19	.002
ASRS ^a	45.11 (12.85)	55.30 (8.89)	-3.28	.002
*Parental rating/questionnaires completed by significant others*
Five to Fifteen - Executive Functions Subscale ^b	1.23 (0.59)	1.20 (0.44)	0.19	.848
Conners' Hyperactivity Index ^b	13.47 (10.34)	15.19 (8.07)	-0.52	.608

^a Data missing for one subject among the ADHD-psychiatry group; ^b The FTF Executive Functions Subscale includes ADHD criteria according to DSM-IV. For 15/20 (75%) among the ADHD-psychiatry group and 16/30 (53%) among the ADHD-prison group, a significant other completed the FTF and the Conners' Hyperactivity Index. For all questionnaires, higher scores indicate increased problems.

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