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Weight concerns and weight control behaviors of adolescents and their mothers.

OBJECTIVE: To assess the association between weight concerns and weight control practices of adolescents and their mothers. DESIGN AND PARTICIPANTS: Cross-sectional study of 5331 adolescent girls and 3881 adolescent boys (age range, 11.8-18.4 years) in an ongoing cohort study and their mothers. Participants were included in the analysis if both the adolescent and his or her mother returned a questionnaire mailed in 1999 and provided information on weight, height, and weight concerns. RESULTS: More adolescent girls (33.0%) than boys (8.1%) thought frequently about wanting to be thinner. Compared with adolescent girls who accurately perceived that their thinness was not important to their mother, girls who misperceived (odds ratio [OR] = 1.9; 95% confidence interval [CI], 1.3-2.8) or accurately perceived (OR = 2.85; 95% CI, 1.0-8.4) that it was important to their mother that they be thin were significantly more likely to think frequently about wanting to be thinner. Among the adolescent boys, only those who accurately perceived that it was important to their mother that they not be fat were more likely than their peers to think frequently about wanting to be thinner (OR = 3.8; 95% CI, 2.3-6.2). Adolescents who accurately perceived that it was important to their mother to be thin or not fat were significantly more likely to be frequent dieters than their peers who accurately perceived that their weight was not important to their mother. CONCLUSION: Among adolescents, an accurate perception that weight status is important to their mother is associated with thinking frequently about wanting to be thinner and about frequent dieting.

Adolescent↗

Do new drivers equal new donors? An examination of factors influencing organ donation attitudes and behaviors in adolescents.

Adolescent and parent organ donation attitudes, knowledge, communications, and donor card signing rates were assessed. Parent-adolescent dyads (N = 137) were recruited at a Department of Motor Vehicles (DMV). Using discriminant analysis, attitude, knowledge, and communication variables adequately classified adolescent donor status. Overall, adolescent positive attitude toward donation was the most powerful variable discriminating between donors and nondonors. Examining only participants who had discussed donation with parents, the nature of parent-adolescent discussions about organ donation became the most important variable in donor classification. Adolescent donors reported significantly more positive and less negative attitudes, had parents with more positive and less negative attitudes, and had engaged in more frequent and more positive communications with parents about organ donation.

Adolescent↗

Hormonal aspects of normal and abnormal behavior in adolescents. Study group report.

As stated initially, a significant proportion of health problems of youths have genetic predispositions and potentially identifiable antecedents of disease during childhood and adolescence. Until there is advancement in delineating the multiple dimensions and relationships of a psychobiologic developmental framework, interventions may fall short of their potential to either prevent or ameliorate these problems. To date, research has been limited by narrow definitions, lack of uniformity among measures, small samples, and homogenous populations. As a forward step, longitudinal investigations of subpopulations of youths may provide an opportunity for definitive study of the basic processes of puberty and be fruitful in evaluating the deleterious effects that stresses of contemporary life place on children and adolescents. In addition, efforts to communicate existing knowledge across disciplines and to approach psychobiologic research from an interdisciplinary perspective will enhance an understanding of the interplay of social, biologic, and environmental factors that are essential in the maturational process. This multidimensional approach with newer, broader perspectives is critical to advancing the development of a psychobiologic framework that will shed further light on the mechanisms of maturation and the interferences of this pubertal process that is the hallmark of adolescence.

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Correlates of violent behavior among adolescents presenting to an urban emergency department.

OBJECTIVE: To examine rates and correlates of self-reported perpetrated violence among teens presenting to an urban emergency department. STUDY DESIGN: Cross-sectional study of a consecutive sample of youth (12-17 years) presenting to an urban emergency department. The youth were surveyed about demographics, community violence exposure, parental monitoring, substance use, weapon carriage, group fighting, and aggression (past 12 months). Bivariate and multivariate analyses were performed to identify correlates of the severity of the violence (none, moderate, or severe) perpetrated in the past year. RESULTS: A total of 115 youth were surveyed (males, 47%; response rate, 85%). The sample group was 51% African American. A total of 77% of the youth reported that they perpetrated violence in the past year, with 37% reporting severe violence (use of a weapon, group fighting, causing an injury requiring medical care). All patients who self-reported perpetrating severe violence in the past year were discharged home from the emergency department. The diagnosis made in the emergency department (illness versus injury) was not associated with the violence perpetrated in the past year. Sex was not a significant predictor of severe perpetrated violence. CONCLUSIONS: Youth presenting to urban emergency departments report high rates of perpetrating violence in the past year that, on the basis of other studies, is likely to continue. These results suggest that future emergency department-based violence prevention efforts should consider universal screening of adolescents.

Adolescent↗

Risky sexual behaviors among adolescents with alcohol use disorders.

Little is known about risky sexual activity among adolescents with alcohol use disorders. This study of 371 adolescent drinkers found that those with alcohol disorders were more likely than other drinkers to be sexually active, to have greater numbers of partners, and to initiate sexual activity at slightly younger ages. Independent of alcohol group, females were more likely than males to have unprotected sexual encounters.

Adolescent↗

Understanding the relations among gender, disinhibition, and disruptive behavior in adolescents.

This study examined whether disinhibition shows similar relations with attention-deficit/hyperactivity disorder (ADHD) and conduct disorder (CD) symptomatology among male and female adolescents. The mixed-incentive or punishment condition of Newman's go/no-go task was administered to 172 adolescents. As expected, ADHD symptoms in boys and girls were predictive of disinhibition (i.e., commission errors) in the mixed-incentive but not punishment condition. Also consistent with expectations, CD symptoms in boys were predictive of disinhibition in the mixed-incentive but not punishment condition. In contrast, CD symptoms in girls were not predictive of disinhibition in either condition. These findings are discussed in terms of implications for understanding sex differences in the etiology of ADHD and CD.

Adolescent↗

[Smoking behavior in adolescents: a comparison of population-representative, regional or selectively assessed data and implications for prevention].

INTRODUCTION: The prevalence of adolescent smoking underlines the necessity of preventive measures, which goals are based on representative data. It is not known whether schools participate in prevention interventions, where smoking constitutes a relatively big or minor problem. OBJECTIVE: This study examines a population of adolescents on (a) different smoking variables and (b) compares them with representative, population based data. METHODS: Survey of n = 324 adolescents of grade 7-10 in 3 schools in Greifswald and surroundings that were ready to participate in a prevention curriculum. RESULTS: In total, 80% of the students under examination indicated to have at least tried smoking in their lifetime. Daily smokers were 31%, 18% were occasional smokers, 39% have indicated that they hat tried to quit without success. These figures vary across age, grade and sex. Smoking prevalence is comparable between schools ready to participate in prevention and regionally assessed data, but much higher than population based data would have estimated. CONCLUSION: The goal of preventive measures can not be solely grounded on representative, population-based data, but needs (a) to be regionally defined and (b) to consider the population actually participating in such prevention interventions. The readiness to participate is not higher in schools where smoking constitutes a comparable minor problem. Preventive measures are applied in schools where the problem is perceived.

Adolescent↗