… ADHD and Conduct Disorder (CD). This study examined a community sample of 12 children
with combined subtype ADHD … smaller volumes for both pure ADHD and co-morbid children …

… Methods: We examined 140 ADHD and 120 normal controls at baseline and 4 years later …
We compared ADHD subgroups with and without conduct (CD) and bipolar (BPD) disorders …

… ADHD who provided genetic information. Our final sample consisted of 444 subjects with
ADHD … the subjects included in this article and the rest of the sample (all p > .05). In the sibling …

… These partially discrepant findings could be attributed to differences in the primary sources
of ascertainment (ADHD sample in this analysis versus a primarily CD sample in the Lahey et …

… samples separately from results from studies using ODD/CD+ADHD samples. Secondly, we
compared results of samples including individuals with ODD/CD (with and without comorbid …

… analysis of the GAIN–ADHD sample to identify markers and genes important in the development
of conduct problems in a European cohort of individuals with ADHD. Using the Family-…

… sample of pre-pubertal boys with ADHD and therefore may not be generalizable to girls,
different age groups, or other disorders. … percentage of the variance in conduct problems. It may …

… for unequal sample sizes and … ADHD with co-occurring conduct disorder children performed
significantly poorer than the clinic control or the ADHD without conduct disorder sample …

… However, the present study failed to differentiate samples of pure ADHD, conduct disorder
and controls in nearly all prefrontal regions, calling into question this belief and raising the …

… conduct disorder (CD) when examining the ADHD–substance-abuse relation. These studies
have generally found that the ADHD… When the authors divided the ADHD sample into those …