Background: Many children with attention-deficit/hyperactivity disorder (ADHD) demonstrate impairment in social skills. However, ADHD rarely occurs in isolation, with approximately one-third of children with ADHD having one additional disorder, and another third having two or three comorbidities. Few studies have considered the global and specific…

The role of feelings of belonging at school in adolescents' academic and psychological functioning is well established. This study aimed to validate the School Connectedness subscale from the Maryland Safe and Supportive Schools (MDS3) School Climate Survey for secondary school students in Spain. This subscale encompasses the three key dimensions…

Introduction: Social knowledge is an important aspect of social cognition that pertains to broader knowledge of social concepts and norms. People with intellectual disabilities are more likely to experience mental health challenges, and it's important to pay special attention to how comorbid conditions can affect their social cognition skills,…

With the research reported on here we sought to determine whether children with attention-deficit/hyperactivity disorder (ADHD) displayed more symptoms of oppositional defiant disorder (ODD), conduct disorder (CD) and anger, which are categorised as externalising disorders, when contrasted to the control group and, also, whether gender and age…

The present study aims to analyse the risk and protection factors of a sample group of children and teenagers with special educational needs in primary and secondary schools, who require intensive educational support due to the fact that they are experiencing difficulties with behavioural regulation. A theoretical revision is performed of the…

UK Sure Start Children's Centres (SSCCs) aim to lessen behavioural disorders yet we lack evidence concerning how this is achieved. This study evaluates one possible mechanism: improved home learning environments (HLEs). Data come from a longitudinal study of 2568 families and children recruited at a mean age of 14 months from 117 SSCCs in England…

Background: Mental health services for patients intellectual disabilities (ID) and additional mental illnesses are only sparsely studied. Objective: The objective was to describe a representative sample of patients with ID in a specialized psychiatric department. Methods: Data were collected from case files in a 7-year period. Of 143 invited…

This study investigated the relationships among oppositional defiant attitudes, moral reasoning, moral value evaluation and self-reported delinquent behaviour in adolescents ("N" = 351, "M"[subscript AGE] = 13.8 years, "SD"[subscript AGE] = 1.1). Of particular interest were the moderating effects of age, educational…

This article describes how applied behaviour analysis can be implemented effectively and affordably in a maintained special needs school in the UK. Behaviour analysts collaborate with classroom teachers to provide early intensive behaviour education for young children with autism spectrum disorders (ASD), and function based behavioural…

Background: Concern has been expressed repeatedly about the cost and quality of residential placements for adults with learning disabilities and additional needs. This study sought to identify characteristics of the highest cost placements in the South-East of England. Method: Lead learning disability commissioners in the South-East of England…

Background: Raising children with borderline to mild intellectual disability (BMID) and psychosocial problems may yield a strong need for support among parents, but evidence for this is lacking. The aim of this study was to investigate the prevalence of need for parenting support in this population, and the child and parent characteristics that…

Background: Intellectually disabled offenders may have different characteristics than offenders with average intellectual functioning. We therefore compared pre-trial reported defendants with an IQ score =70, 71-84 and =85 points. Methods: Nationwide database of pre-trial psychiatric reports requested by Dutch courts between 2000 and 2006 with a…

Research on teenage pregnancy and abortion has primarily focused on socio-economic disadvantage. However, a few studies suggest that risk of unwanted pregnancy is related to conduct disorder symptoms. We examined the relationship between level of conduct disorder symptoms at age 15 and subsequent pregnancy, child-birth and abortion. A…

Background: Considerable controversy exists regarding clinical presentation, diagnosis, and comorbidities especially with Attention Deficit Hyperactivity Disorder (ADHD), in paediatric Bipolar Disorder (BPD). Aims and objectives: To describe phenomenology and comorbidities of paediatric BPD. Method: 78 Subjects (6-16 years) attending child and…

Purpose: Early onset of behavioral disorders is predictive of long term adverse outcomes. There are some indicated and selective early prevention programs for attention deficit/hyperactivity disorder (ADHD), one of the most common behavioral disorders in childhood and adolescence. The purpose of this paper is to present a universal preschool…