Table 3. Comorbidity rates (%) by diagnostic group.
DIAGNOSIS | TD (N=40) | OCD (N=206) | TD+OCD (N=32) | p |
---|---|---|---|---|
Any Anxiety Disorder | 7.5% a | 40.3% ab | 18.2% b | 0.000 |
Generalized Anxiety | 2.5 a | 23.2 ab | 6.1 b | 0.000 |
Social Phobia | 2.5 | 12.0 | 3.0 | 0.06 |
Separation Anxiety | 0.0 a | 11.6 ab | 6.1 b | 0.05 |
Specific Phobia | 0.0 | 4.3 | 0.0 | 0.19 |
Depression / Dysthymia | 2.5 | 12.1 | 11.6 | 0.20 |
ADHD | 35.0 a | 12.9 ab | 24.2 b | 0.001 |
ODD/CD | 17.5 a | 5.6 ab | 12.1 b | 0.02 |
Note: Means sharing superscripts (a b) are significantly different at the (minimum) p < 0.05 level. χ2 coefficients are present χ2ed in the text. N = Number of participants; ADHD = Attention Deficit Hyperactivity Disorder; ODD = Oppositional Defiant Disorder; CD = Conduct Disorder; OCD = Obsessive-Compulsive Disorder; TD = Tic Disorder