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Maciejewski, Dominique F.; Keijsers, Loes; van Lier, Pol A. C.; Branje, Susan J. T.; Meeus, Wim H. J.; Koot, Hans M. – Developmental Psychology, 2019
One particular developmental task during adolescence is to regulate fluctuating moods to successfully transition through this period. The aim of this person-centered study was to identify distinct developmental trajectories of adolescent mood variability and to compare adolescents in different trajectories on changes in depressive symptoms,…
Descriptors: Psychological Patterns, Emotional Adjustment, Developmental Tasks, Depression (Psychology)
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de Ruiter, Karen P.; Dekker, Marielle C.; Douma, Jolanda C. H.; Verhulst, Frank C.; Koot, Hans M. – Journal of Applied Research in Intellectual Disabilities, 2008
Background: This study described similarities and differences in the 5-year stability and change of problem behaviour between youths attending schools for children with mild to borderline (MiID) versus moderate intellectual disabilities (MoID). Methods: A two-wave multiple-birth-cohort sample of 6 to 18-year-old was assessed twice across a 5-year…
Descriptors: Mental Retardation, Persistence, Psychopathology, Behavior Problems
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de Ruiter, Karen P.; Dekker, Marielle C.; Verhulst, Frank C.; Koot, Hans M. – Journal of Child Psychology and Psychiatry, 2007
Background: We aimed to describe similarities and differences in the developmental course of psychopathology between children with and without intellectual disabilities (ID). Methods: Multilevel growth curve analysis was used to analyse the developmental course of psychopathology, using the Child Behavior Checklist (CBCL), in two longitudinal…
Descriptors: Check Lists, Social Problems, Females, Mental Retardation
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Douma, Jolanda C. H.; Dekker, Marielle C.; de Ruiter, Karen P.; Tick, Nouchka T.; Koot, Hans M. – American Journal on Mental Retardation, 2007
Six types of antisocial and delinquent behaviors (e.g., property destruction and authority avoidance) were assessed in 526 youths (11 to 24 years of age) with mild to borderline intellectual disabilities and 1,030 11- to 18-year-olds without intellectual disabilities. Overall, 10% to 20% of youths with intellectual disabilities exhibited some type…
Descriptors: Mental Retardation, Mild Mental Retardation, Delinquency, Behavior Problems
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Douma, Jolanda C. H.; Dekker, Marielle C.; De Ruiter, Karen P.; Verhulst, Frank C.; Koot, Hans M. – Journal of the American Academy of Child and Adolescent Psychiatry, 2006
Objective: To study the help-seeking process of parents for emotional or behavioral problems in their child with borderline to moderate intellectual disabilities. Method: In 2003, in a special education-based sample of 522 youths (ages 10-18 years, response = 77.9%), we studied the parents' perception of their child's problems, their subsequent…
Descriptors: Psychopathology, Depression (Psychology), Adolescents, Help Seeking
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Bastiaansen, Dennis; Koot, Hans M.; Ferdinand, Robert F.; Verhulst, Frank C. – Journal of the American Academy of Child and Adolescent Psychiatry, 2004
Objective: To study the relationship between child psychiatric disorders and quality of life (QoL). Method: In a sample of 310 children (ages 6-18 years) referred for psychiatric problems, children, parents, and clinicians reported on psychopathology and subjective and objective QoL indicators. Results: Six diagnostic categories were…
Descriptors: Children, Psychopathology, Quality of Life, Pervasive Developmental Disorders
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Ferdinand, Robert F.; Visser, Jeroen Heijmens; Hoogerheide, Kirsten N.; van der Ende, Jan; Kasius, Marianne C.; Koot, Hans M.; Verhulst, Frank C. – Journal of Child Psychology and Psychiatry, 2004
Objective: To compare the predictive validity of the clinical-diagnostic and the empirical-quantitative approach to assessment of childhood psychopathology, and to investigate the usefulness of combining both approaches. Method: A referred sample (N = 96), aged 6 to 12 years at initial assessment, was followed up across--on average--a period of…
Descriptors: Delinquency, Attention Deficit Hyperactivity Disorder, Behavior Disorders, Predictive Validity
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Mathijssen, Jolanda J. J. P.; Koot, Hans M.; Verhulst, Frank C.; De Bruyn, Eric E. J.; Oud, Johan H. L. – Family Relations, 1997
Examines the relationship of individual family members' perceptions and family mean and discrepancy scores of cohesion and adaptability with child psychopathology in a sample of 138 families. Results indicate that family mean scores, contrary to family discrepancy scores, explain more of the variance in parent-reported child psychopathology than…
Descriptors: Adjustment (to Environment), Behavior Problems, Children, Elementary Education