Peer relations researchers have suggested that dyadic and peer group relationship characteristics may interact with each other to affect behavior. Building on prior work that has pitted the relative effects of dyadic and peer group relationship characteristics on susceptibility to peer influence, the present study sought to integrate dyadic and…

Background: The differential susceptibility hypothesis states that some genetic variants that confer risk in adverse environments are beneficial in normal or nurturing environments. The cholinergic system is promising as a source of susceptibility genes because of its involvement in learning and neural plasticity. The cholinergic receptor gene…

The current study examines the role of mental illness-related stigma on romantic or sexual relationships and sexual behavior among youth with mental illness (MI), including youths' experiences of stigma, the internalization of these experiences, and the behavior associated with managing stigma within romantic and sexual relationships. We conducted…

Objective: The aim of this study was to examine whether brief training of human immunodeficiency virus (HIV) medical providers increased the frequency with which they routinely delivered prevention counselling to patients, and whether patient characteristics were associated with receipt of that counselling. Design: Longitudinal. Setting: Seven HIV…

The present study examines the quality of peer relations as a mediator between exposure to IPV (intimate partner violence) and internalizing behaviors in a sample of 129 preadolescents and adolescents (ages 10-18), who were interviewed via telephone as part of a multigenerational, prospective, longitudinal study. Relational victimization is also…

Objective: To examine the relation between parental familism (strong values of attachment to nuclear and extended family members) and youth antisocial behaviors over time. Method: Puerto Rican children 5 to 13 years of age at baseline residing in the South Bronx in New York (n = 1,138) and in the Standard Metropolitan Area in San Juan and Caguas,…

Although sex is one of the strongest correlates of crime, contentions remain regarding the necessity of sex-specific theories of crime. The current study examines delinquent trajectories across sex among Puerto Rican youth socialized in two different cultural contexts (Bronx, United States; and San Juan, Puerto Rico). Results indicate similar…

This study examined the stability of adolescent physical and psychological dating aggression across both time and partners in a sample of 664 high school students using both nonparametric and growth curve (GC) modeling techniques. Nonparametric and GC modeling tests demonstrated moderate levels of stability of all forms of aggression.…

Few studies have empirically validated the assertion that female and male sex offenders are vastly different. Therefore, utilizing a matched sample of 780 female and male sex offenders in New York State, the current study explored differences and similarities of recidivism patterns and risk factors for the two offender groups. Results suggested…

Research has begun to show associations between adolescents' mealtime practices and their engagement in problem behaviors. Few studies have addressed this longitudinally and/or examined lunchtime practices during the school day. This study tests for associations between urban multiethnic middle school students' (N = 1498) lunchtime practices in…

In the present report we describe patterns of traumatic events and Post-traumatic Stress Disorder (PTSD), both partial and full, among homeless youth and those at risk for homelessness, with an emphasis on gender differences. Participants were 85 homeless and at-risk youth (49% female) recruited from a drop-in center in New York City in 2000.…

This study examined the relationship of social influences to use drugs and competence variables with lifetime poly-drug use for adolescents residing in inner-city regions. The same model was tested separately for boys and girls. Sixth- and seventh-graders (N = 2400) in inner-city schools self-reported substance use, social influences to use drugs…

Objective: This is the first of two related articles on a study carried out between 2000 and 2003 designed to assess the prevalence, associated comorbidities, and correlates of disruptive behavior disorders in two populations of Puerto Rican children: one in the Standard Metropolitan Areas of San Juan and Caguas in Puerto Rico, and the other in…

This study presents descriptive qualitative data about Latino parenting practices in an urban context. Focus groups were conducted with Dominican and Puerto Rican mother-adolescent pairs in the Bronx borough of New York City. When parenting style typologies are integrated with the Latino cultural components "familismo,"…

The impact of exposure to the World Trade Center attack on children presenting separation anxiety disorder (SAD) 6 months after the attack was studied in a representative sample of New York City public school students (N = 8,236). Probable SAD occurred in 12.3% of the sample and was more frequent in girls, young children, and children who…