. Author manuscript; available in PMC: 2008 Oct 6.

Published in final edited form as: Am J Med Genet B Neuropsychiatr Genet. 2006 Sep 5;141B(6):615–622. doi: 10.1002/ajmg.b.30344

Table 4.

Prevalence of psychopathology by age group in children with WS

Diagnosis	Ages 4 -6 years		Ages 7 -10 years		Ages 11 – 16 years		χ²
	N = 40	%	N = 44	%	N = 35	%
ADHD	22	55.0	35	79.5	20	57.1	χ²(2)=6.77, p=.034^*
Inattentive	11	50.0	22	62.9	17	85.0
Combined	9	40.9	8	22.9	1	5.0	χ²(2)=11.76, p=.003^a ^*
Hyperactive-Impulsive	2	9.1	1	2.9	0	0
Separation anxiety	2	5.0	4	9.1	2	5.7
Social phobia	0		0		2	5.7
Specific phobia	18	45.0	27	61.4	19	54.3	χ²(2)=2.26, p=.323
Panic disorder w/Agoraphobia	0		1	2.3	0
GAD	0		6	13.6	8	22.9	χ²(2)=9.63, p=.008^*
OCD	0		2	4.5	1	2.9
PTSD	0		0		1	2.9
ODD	2	5.0	2	4.5	0
No diagnosis	14	35.0	5	11.4	7	26.9	χ²(2)=6.96, p=.03^*

Type of ADHD as a function of age group

Difference is significant