Co-occurring internalizing and externalizing disorders are moderately prevalent in children,
adolescents, and adults (Anderson, Williams, McGee, & Silva, 1987; McConaughy & Skiba …

Several studies suggest that a two-factor model positing internalizing and externalizing
factors explains the interrelationships among psychiatric disorders. However, it is unclear …

High rates of comorbidity are observed between internalizing and externalizing problems,
yet the developmental dynamics of comorbid symptom presentations are not yet well …

The term and concept of “lcomorbidity” has been mired in controversy, although there is little
question that the existence of covariation among psychiatric diagnoses poses significant …

How and why do internalizing and externalizing problems, psychopathological problems
from different diagnostic classes representing separate forms of psychopathology, co-occur …

Cognitive ability, externalizing symptoms, and internalizing symptoms are correlated in
children. However, it is not known why they combine in the general child population over …

As internalizing and externalizing problems often co-occur, the current study utilized a
longitudinal dataset of 784 at-risk children (predominantly from low-income families and …

We contribute to the literature on the relations of temperament to externalizing and
internalizing problems by considering parental emotional expressivity and child gender as …

Abstract Although Internalized and Externalized problem behaviors are described as
separate phenomena at the psychometric and clinical levels, they frequently co-occur. Only …

Ratings by different informants such as parents, teachers, and youths are important to
accurately assess adolescent problem behavior. Agreement among informant ratings on …