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Character development in adolescents.

This study explored the effects of a program consisting of communication and counseling skills, assertiveness training and moral dilemmas on the character development, i.e., moral reasoning, ego development, and assertiveness of high school students. It was hypothesized that exposure to the experimental treatment would enhance the character development of high school students. Fifty-four high school seniors enrolled in three psychology classes were assigned randomly to two treatment groups and one control group. Assessment instruments were the Defining Issues Test, to measure moral reasoning, the Washington University Sentence Completion Test, to measure ego development, and the Rathus Assertiveness Schedule, to measure assertiveness. A repeated measures analysis of variance was used to determine significant differences between control and treatment posttest means with respect to the dependent variables--moral reasoning, ego development, and assertiveness. The results demonstrated that the character development of the students in the experimental treatment group was affected significantly over time by the program.

Achievement↗

Clinical applications of adolescent female sexual development.

Growth and development during the teenage years encompass two closely related maturational phenomena: 1) puberty, the process of physical growth and development, and 2) adolescence, the process of cognitive and psychosocial growth and development. Puberty and adolescence usually proceed in an orderly, predictable sequence. Knowledge of the usual sequence of adolescent physical and psychosocial development is critical for distinguishing normal developmental processes from pathologic conditions. Providing effective anticipatory guidance to adolescents and their parents requires an understanding of the wide range of normal adolescent behavior and the ability to identify young people who are not developing normally.

Adolescent↗

Identity development in adolescents living with HIV.

The purpose of this project was to qualitatively explore how identity formation may be affected by the presence of HIV disease. Eight HIV-infected adolescents (three males, five females), aged 17-21, participated in a semi-structured interview that combined measures of identity development with open-ended, qualitative questions aimed at eliciting the adolescents' personal stories and experiences of living with HIV. All participants fell into either Diffusion or Achievement identity statuses, which in turn impacted their response to having HIV. The impact that HIV had on the participants' values and future goals varied across the sample. Findings are discussed in terms of clinical intervention implications, contextual variables, and the need for larger, more comprehensive research efforts.

Adolescent↗

Obesity development during adolescence in a biracial cohort: the NHLBI Growth and Health Study.

OBJECTIVE: The National Heart, Lung, and Blood Institute Growth and Health Study (NGHS) is a 10-year study to investigate the development of obesity in black and white girls during adolescence and its environmental and psychosocial correlates. The purpose of this report was to examine changes in the annual prevalence rates of overweight and obesity in the NGHS cohort from ages 9 to 19 years. PARTICIPANTS AND SETTING: A total of 2379 black and white girls, aged 9 to 10 years, were recruited from schools in Richmond, California, and Cincinnati, Ohio, and from families enrolled in a health maintenance organization in the Washington, DC area. Participant eligibility was limited to girls and their parents who declared themselves as being either black or white and who lived in racially concordant households. DESIGN AND STATISTICAL ANALYSIS: The NGHS is a multicenter prospective study of a biracial cohort followed annually from ages 9 to 10 years through 18 to 19 years. The prevalence of overweight and obesity was based on age-specific > or =85th and > or =95th percentile values, respectively, for body mass index based on the 1960-1965 National Health Examination Survey reference population. MAIN OUTCOME MEASURES: The main outcome measures were body mass index (weight in kilograms divided by height in meters, squared) and proportions of girls who were "overweight" and "obese" by age and race. RESULTS: The prevalence of overweight was 37% higher in blacks as compared with whites (30.6% vs 22.4%) even by age 9. The rate of overweight almost doubled in both groups during the 10-year period. By age 19, the rate of overweight was 56.9% in black and 41.3%, in white girls. The prevalence of obesity was 17.7% in black and 7.7% in white girls at 9 years old, and the rates also doubled during the study period. CONCLUSIONS: The doubling in the prevalence of overweight and obesity during adolescence in black and white NGHS girls was surprising. By age 19, more than half of black girls were overweight and more than one third were obese. Almost half of white girls were overweight and almost 1 of 5 girls were obese. These findings should sound an alarm for all primary care physicians and public health professionals to take heed of what is happening to our youth.

Adipose Tissue↗

Development of adolescents' self-perceptions, values, and task perceptions according to gender and domain in 7th- through 11th-grade Australian students.

Latent growth models estimated developmental trajectories for adolescents' math and English self-perceptions (perceived talent, success expectancies), values (intrinsic, utility) and task perceptions (task difficulty, effort required). A longitudinal cohort-sequential study included 1,323 participants spanning Grades 7 to 11, with Occasion 1 mean ages 13.19, 12.36, and 14.41, respectively, for Cohorts 1, 2, and 3. Self-perceptions and values declined through adolescence, and ratings about difficulty and effort required increased. Gender differences favored boys for math and girls for English, with little evidence for gender intensification or gender convergence hypotheses. Explanations reference socialization and social-cognitive developmental theories and features of the curricula, with domain-specific patterns implying domain-specific explanations. Existing research is extended by modeling a broadened set of social-cognitive constructs within the Australian context.

Adolescent↗

Development of adolescent problem behavior.

The developmental model of adolescent antisocial behavior advanced by Patterson and colleagues (e.g., Patterson, Reid, & Dishion, 1992) appears to generalize the development of a diverse set of problem behaviors. Structural equation modeling methods were applied to 18-month longitudinal data from 523 adolescents. The problem behavior construct included substance use, antisocial behavior, academic failure, and risky sexual behavior. Families with high levels of conflict were less likely to have high levels of parent-child involvement. Such family conditions resulted in less adequate parental monitoring of adolescent behavior, making associations with deviant peers more likely. Poor parental monitoring and associations with deviant peers were strong predictors of engagement in problem behavior. These constructs accounted for 46% of the variance in problem behavior. Although association with deviant peers was the most proximal social influence on problem behavior, parental monitoring and family factors (conflict and involvement) were key parenting practices that influenced this developmental process.

Achievement↗

International developments in adolescent health care: a story of advocacy and achievement.

The contemporary health problems of young people occur within the context of the physical, social, cultural, economic, and political realities within which they live. There are commonalities and differences in this context among developed and developing countries, thus differing effects on the individual's personal as well as national development. Internationally, the origins and evolution of health care for adolescents can be viewed as an unfolding saga taking place particularly over the past 30 years. It is a story of advocacy and subsequent achievement in all corners of the world. This paper reviews the important developments in the international arena, recognizes major pioneers and milestones, and explores some of the current and future issues facing the field. The authors draw heavily on their experiences with the major nongovernmental adolescent health organizations. The special roles of the World Health Organization, Pan American Health Organization, and United Nations Children's Fund (UNICEF) are highlighted, and special consideration is given to the challenge of inclusion through youth participation.

Adolescent↗

The relationships among parent-adolescent differentiation, sex role orientation and identity development in late adolescence and early adulthood.

This study had three main objectives. The first was an attempt to clarify inconsistencies in research on family characteristics and identity formation. The second was to test a model that has been discussed over the past several years based on Bowen's intergenerational family systems theory. Finally, gender differences were explored within the models hypothesized. The models included family differentiation variables, sex role orientation and adolescent identity development. The path models that included mother/adolescent and father/adolescent differentiation, masculinity and femininity scales, and ideological and interpersonal identity achievement in separate analyses were tested using LISREL VII. The results suggested that interpersonal and ideological identity domains were differentially related to differentiation in the family system and sex role orientation. There were also gender differences. These results are discussed in relation to previous research evidence about family characteristics that best support identity achievement for males and females.

Achievement↗

Personality development of adolescents with hypogonadotropic hypogonadism.

Hypogonadotropic hypogonadism is a disorder of puberty characterized by absence of spontaneous sexual maturation. 8 male adolescents with this disorder, who were treated with pulsatile GnRH administration, were examined psychologically by means of standardized interviews. Problems were found in the development of independence (specifically relating to own body image and social functioning) and in identity development (particularly on personal characteristics).

Adolescent↗

Cognitions, depressive symptoms, and development in adolescents.

This study examined the generalizability of cognitive models of depression to adolescents and explored developmental differences with regard to depressotypic cognitions. Self-reported depressive symptoms and various hypothesized cognitive correlates (e.g., automatic thoughts, attributions, dysfunctional attitudes) were investigated in a sample of 688 adolescents in grades 7 through 12. Measures of normative adolescent cognitions (e.g., egocentrism, self-consciousness) also were included. There was a strong association between negative thinking and depression in adolescents. There was no association between depressogenic thinking and age, nor did the strength of the association between negative cognitions and depression vary from early to middle adolescence. Finally, negative cognitions were associated with self-report measures of both depressive and anxious symptoms.

Adolescent↗

[Language development in adolescence: semantic, syntactic and pragmatic competences].

BACKGROUND: Low learning rates during adolescence can be associated to deficits in language processing. AIM: To characterize the performance of adolescents, with and without complaints in metalinguistic tasks, and to verify the applicability of 4 subtests of the Test of Language Competence-Expanded (TLC-E) (Wiig & Secord, 1985; 1989). METHOD: 16 students with ages between 16 and 18 years were assessed, 8 with learning difficulties and 8 with no learning difficulties. The TLC-E was used, which assess the understanding of language ambiguity, inference, figurative language, syntactic elaboration and memory. RESULTS: Statistic differences were observed in the performance of both groups in all of the used subtests. CONCLUSION: It can be concluded that the group with learning difficulties presented a lower performance than the group with no learning difficulties, and that the used instrument was able to distinguish both groups.

Adolescent↗