Introduction: The present study examined the between- and within-person associations among negative weight-related experiences, weight bias internalization, and body shame, embarrassment, and pride in adolescents. Methods: Participants were 93 Canadian students (M[subscript age] = 15.54, 59.10% girls, 40.86% white) who completed a 5-day daily…

Non-suicidal self-injury (NSSI) continues to be an important problem in adolescents, and it was aimed to investigate the relationship between suicide probability, cyberbullying, impulsivity, and aggression with NSSI history in the adolescent clinical population on the basis of gender. 267 adolescents with a history of NSSI and 210 without were…

The goal of the current analyses was to explore associations of self-rated physical attractiveness with facets of psychological well-being across adolescence. Participants provided information on their perceived physical attractiveness, internalized distress, suicidal ideation, and self-harm at 15, 17 and 20 years of age. Male adolescents…

Self-injurious behaviors (SIB) are elevated in autism spectrum disorder (ASD) and related genetic disorders, but the genetic and biological mechanisms that contribute to SIB in ASD are poorly understood. This study examined rates and predictors of SIB in 112 individuals with disruptive mutations to ASD-risk genes. Current SIB were reported in 30%…

Self-injurious behaviour is purportedly common in autism, but prevalence rates have not yet been synthesised meta-analytically. In the present study, data from 14,379 participants in thirty-seven papers were analysed to generate a pooled prevalence estimate of self-injury in autism of 42% (confidence intervals 0.38-0.47). Hand-hitting topography…

Background: The aim was to investigate the aggressive behavior of young people in specialized institutions with intellectual disability (ID) with or without autism spectrum disorder (ASD). Method: Data on 305 institutionalized young people were collected using two aggression scales, the 'Children's Scale of Hostility and Aggression:…

This study examined the development of decision-making and its association with psychological wellbeing and risky behaviours in adolescents with and without autism. Participants included 270 autistic and 9,713 typically developing adolescents. In both samples, those with a diagnosis of attention-deficit/hyperactivity disorder (ADHD) were excluded.…

Previous research by Williams, Siegel and Mazefsky (2018) investigated the relationship between verbal abilities and problem behaviors using data from the Autism Inpatient Collection (AIC). This research found a weak and inconsistent association between verbal abilities and problem behavior severity; however, adapting/coping scores were…

Self-injurious behavior (SIB) occurs in up to 50% of individuals with autism. As one of the most serious conditions in individuals with developmental disabilities, SIB affects the individual and his or her family in multiple contexts. A systematic analysis of factors most commonly associated with SIB could inform the development of individualized…

Objective: To explore the association between violence and suicidal behavior in female university students. Method: A convenience sample of 540 female students enrolled in the Nursing and Teacher Training Faculties at the University of Valencia was selected. Violence by partners, nonpartners, and both was compared with suicidal thoughts and…

Using a dataset involving 415 individuals with irritability, aggression, agitation and self-injury (IAAS) behaviors from the fragile X syndrome (FXS) FORWARD database, we describe the psychopharmacologic management of IAAS and features of the population of persons with FXS treated with drug therapy for IAAS. Among those with FXS exhibiting IAAS,…

Objective: The aim of the present study was to explore common and differential relationships between nonsuicidal self-injury (NSSI), risky drinking, and disordered eating attitudes and impulsivity, emotion dysregulation, and alexithymia. Methods: We investigated these associations in a sample of 951 college students (79.4% female, "M"age…

The purpose of this study is to determine the level of aggressive behavior of the mentally disabled students at Ajloun Governorate from the teachers' point of views. The sample consisted of all (94) mentally disabled students of simple and intermediate level who were enrolled in the special education centers at the first semester of the academic…

Self-harm continues to be a growing concern within adolescence and is a globally recognised public health and social problem. Adolescents living in the community who self-harm are extremely common however less is known about these young people. This study focussed on capturing the voice of young people who engage in cutting behaviour to provide…

Self-injurious and aggressive behaviors are common in fragile X syndrome (FXS). However, little is known about the persistence of these behaviors and associated risk markers. We established the prevalence and persistence of self-injurious and aggressive behaviors over eight years in males with FXS, and associations with risk markers. Results…