Comorbidity with ODD and CD in RD and MD is restricted to individuals who also meet criteria for ADHD¶

Claim · All claims
Evidence · 1 study · associational r2 · q3
Currency · newest study 2013 · not yet checked against its sources · not reviewed by a person · overdue for a recheck since 2018: baselines and conditions change

Subclaims¶

q3 i? In all three disorder groups, elevated rates of oppositional defiant disorder and conduct disorder occurred only among cases with comorbid ADHD. → Willcutt 2013

Evidence¶

Willcutt 2013¶

Willcutt, E. G., Petrill, S. A., Wu, S., Boada, R., DeFries, J. C., Olson, R. K., & Pennington, B. F. (2013). Comorbidity between reading disability and math disability: Concurrent psychopathology, functional impairment, and neuropsychological functioning. Journal of Learning Disabilities, 46(6), 500-516. https://doi.org/10.1177/0022219413477476

q3 · i? · associational · r2

Secondary analyses subdivided the RD-only, MD-only, and RD+MD groups by comorbid ADHD status (Figure 1); the article reports that "comorbidity with ODD and CD was restricted to the subset of cases that also meet criteria for ADHD."

"In all three groups comorbidity with ODD and CD was restricted to the subset of cases that also meet criteria for ADHD."

Discussion¶

Related Claims¶

• Groups with RD, MD, and RD+MD show elevated depression regardless of ADHD status, and the comorbid group has the highest rates of internalizing disorders — related
• The comorbid RD+MD group is more impaired than groups with RD only or MD only on seven of ten neuropsychological composites — related