Negative self-esteem is an important transdiagnostic factor underlying various youth psychological problems. Most studies so far have examined the role of more conscious, explicit self-esteem, assessed with self-report questionnaires. Our study investigated the role of explicit as well as implicit self-esteem (with Rosenberg's self-esteem scale…

The aim of this research study was to examine the effects of Assisted Cycling Therapy (ACT) on adaptive/maladaptive behaviors, depression, and self-efficacy in adolescents with Down syndrome (DS). The participants were counterbalanced to either intervention groups of 1) Assisted Cycling Therapy (ACT), in which the participants' voluntary pedaling…

Coping style plays an important role in children's wellbeing. This paper describes the patterns of associations between children's self-reported coping styles and symptoms of anxiety in order to determine whether particular dimensions are associated with better adjustment. Participants were 2566 children (1268 girls, 1298 boys) aged 7-11 years…

Child sleep and adjustment research with community samples is on the rise with a recognized need of explicating this association. We examined reciprocal relations between children's sleep and their internalizing and externalizing symptoms using 3 waves of data spanning 5 years. Participants included 176 children at Time 1 (M = 8.68 years; 69%…

Co-rumination is a dyadic process between relationship partners that refers to excessively discussing problems, rehashing problems, speculating about problems, mutual encouragement of problem talk, and dwelling on negative affect. Although studies have addressed youths' "tendency" to co-ruminate, little is known about the nature of…

The current study examined the role of school connectedness as a moderator of the associations between overt and relational forms of peer victimization and early adolescents' subsequent adjustment problems. Data were collected from 490 adolescents when they were initially in the sixth and seventh grades and again 1 year later. Regression analyses…

The goal of this study was to provide an in-depth examination of friendships within organized activities. The prevalence of friendships with co-participants, their quality and characteristics, and their associations with adjustment were investigated. A sample of 281 (60% girls) 8th grade adolescents reported their friendships, activities, and…

With China's rapidly developing economy and increasing urbanization, many adults from rural areas migrate to urban areas for better paid jobs. A side effect of this migration is that parents frequently leave their children behind (left-behind children). This research investigated left-behind children's and non-left-behind children's psychological,…

This 3-year, longitudinal analysis examined the psychological and social correlates of adhering to gender-typed behaviors in friendships among boys during middle school in United States ("N" = 446, "M"[subscript age] = 11.37 years) and in China ("N" = 368, "M"[subscript age] = 12.20 years). Results indicated…

Background: The current study examined the categorical versus continuous nature of child and adolescent depression among three samples of children and adolescents ranging from 5 to 19 years. Methods: Depression was measured using the Children's Depression Inventory (CDI). Indicators derived from the CDI were based on factor analytic research on…

The purpose of this study was (1) to evaluate psychometric properties that assess forms of aggression (i.e., relational and physical aggression) across cultures (i.e., Japan and the United States) and (2) to investigate the role of culture in the associations between forms of aggression and social-psychological adjustment problems such as…

In a longitudinal study that followed children from fourth through sixth grades, we tested whether problems in children's peer relations preceded psychological maladjustment and whether adjustment difficulties paved the way for poor social relationships. Both close friendships and peer group acceptance were examined. Our findings indicated that…

Evaluated construct and discriminant validity of Children's Depression Inventory (CDI) for large child and adolescent sample of clinical inpatients and demographically comparable nonreferred subjects. Three factors entered a significant discrimination function. Depressive Affect and Oppositional Behavior distinguished depressive and…