988 resultados para Chinese adolescents
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The present prospective study, with a five-year follow-up, presents an extensive psychiatric and educational assessment of an adolescent population (N = 30) in the age range 14-20, suffering from several psychiatric disorders, though apt to follow a normal academic program. The residential settings where the study took place provide both psychiatric and schooling facilities. In this environment, what is the effectiveness of long-term hospitalization? Are there any criteria for predicting results? After discharge, could social adjustments difficulties be prevented? Assessment instruments are described and the results of one preliminary study are presented. The actual data seems to confirm the impact of the special treatment facilities combining schooling and psychiatric settings on the long term outcome of adolescents.
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PURPOSE: Attention deficit and hyperactivity disorder (ADHD) is one of the most frequent disorders in childhood and adolescence. Both neurocognitive and environmental factors have been related to ADHD. The current study contributes to the documentation of the predictive relation between early attachment deprivation and ADHD. METHOD: Data were collected from 641 adopted adolescents (53.2 % girls) aged 11-16 years in five countries, using the DSM oriented scale for ADHD of the Child Behavior Checklist (CBCL) (Achenbach and Rescorla, Manual for the ASEBA school-age forms and profiles. University of Vermont, Research Center for Children, Youth and Families, Burlington, 2001). The influence of attachment deprivation on ADHD symptoms was initially tested taking into consideration several key variables that have been reported as influencing ADHD at the adoptee level (age, gender, length of time in the adoptive family, parents' educational level and marital status), and at the level of the country of origin and country of adoption (poverty, quality of health services and values). The analyses were computed using the multilevel modeling technique. RESULTS: The results showed that an increase in the level of ADHD symptoms was predicted by the duration of exposure to early attachment deprivation, estimated from the age of adoption, after controlling for the influence of adoptee and country variables. The effect of the age of adoption was also demonstrated to be specific to the level of ADHD symptoms in comparison to both the externalizing and internalizing behavior scales of the CBCL. CONCLUSION: Deprivation of stable and sensitive care in infancy may have long-lasting consequences for children's development.
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Nota sobre les conseqüències de la invasió del mol·lusc d'aigua dolça, Anodonta woodiana, a la Península Ibèrica
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BACKGROUND AND AIMS: There is little information regarding the effect of different definitions of obesity on nutritional epidemiology. The aim was thus to assess: (a) the values of percentage of body fat (%BF) by gender and age; (b) the prevalence of obesity according to different %BF cut-offs; and (c) the sensitivity and specificity of BMI according to different %BF cut-offs used to define obesity. METHODS: Cross-sectional study on 2494 boys and 2519 girls aged 1018 years from the Lisbon area. %BF was measured using a hand-held device. In a sub sample of 211 boys and 724 girls %BF was assessed using skin folds. RESULTS: %BF levels were higher in girls and decreased with age in both genders. Prevalence of obesity varied considerably according to the %BF cut-off used: in boys, it ranged from 4.7% (age-specific 95th percentile) to 26.5% (fixed 25% cut-off), whereas by BMI it was 5.3%. In girls, prevalence of obesity ranged from 0.4% (age-specific BMI-derived %BF values) to 25.4% (fixed 30% cut-off), whereas by BMI it was 4.7%. The specificity of BMI criteria was over 95% irrespective of the %BF cut-off used; conversely, most sensitivities were below 40%. Sensitivities over 50% were obtained for the age-specific BMI-derived %BF values in boys and the age-specific 95th %BF percentile in both genders. Using %BF derived from the skin fold measurements leads to similar results. CONCLUSIONS: Prevalence of obesity varies considerably according to the %BF cut-off used. BMI cut-offs have a low sensitivity but a high specificity. Age- and gender-specific cut-offs for %BF should be used to define pediatric obesity.
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Asthma and allergic rhinitis are chronic inflammatory airway diseases which often occur concomitantly. The objective of the LARA program was to identify the comorbidities and characteristics of asthma (A), intermittent or persistent rhinitis (IPR) and physician defined atopic dermatitis (AD) in 6- to 16-year old asthmatic Swiss children and adolescents. Overall, 126 general practitioners and paediatricians collected the data of 670 asthmatics. Approximately one third of the asthmatic children in Switzerland had well-controlled asthma. Almost two thirds of these asthmatics suffered from concomitant IPR. The latter presented with significantly less symptoms while the treatment rates with inhaled corticosteroids (approximately 90%) and leukotriene-receptorantagonists (approximately 50%) were comparable. However, there were almost twice as many passive smokers in the less well-controlled group. The prevalence of AD was similar in both groups. IPR and AD may play an important role as risk factors in the future development of asthma.
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OBJECTIVE: To evaluate the effects of nutrient intake and vitamin D status on markers of type I collagen formation and degradation in adolescent boys and girls. DESIGN: Cross-sectional study. SETTING: Canton of Vaud, West Switzerland. SUBJECTS: A total of 92 boys and 104 girls, aged 11-16 y. Data were collected on height, weight, pubertal status (self-assessment of Tanner stage), nutrient intake (3-day dietary record) and fasting serum concentration of 25-hydroxyvitamin D (25OHD), and markers of collagen formation (P1NP) and degradation (serum C-terminal telopeptides: S-CTX). RESULTS: Tanner stage was a significant determinant of P1NP in boys and girls and S-CTX in girls. Of the nutrients examined, only the ratio of calcium to phosphorus (Ca/P) was positively associated with P1NP in boys, after adjustment for pubertal status. 25OHD decreased significantly at each Tanner stage in boys. Overall, 15% of boys and 17% of girls were identified as being vitamin D insufficient (serum 25OHD <30 nmol/l), with the highest proportion of insufficiency at Tanner stage 4-5 (29%) in boys and at Tanner stage 3 (24%) in girls. A significant association was not found between 25OHD and either bone turnover marker, nor was 25OHD insufficiency associated with higher concentrations of the bone turnover markers. CONCLUSIONS: The marked effects of puberty on bone metabolism may have obscured any possible effects of diet and vitamin D status on markers of bone metabolism. The mechanistic basis for the positive association between dietary Ca/P ratio and P1NP in boys is not clear and may be attributable to a higher Ca intake per se, a critical balance between Ca and P intake or higher dairy product consumption. A higher incidence of vitamin D insufficiency in older adolescents may reflect a more sedentary lifestyle or increased utilisation of 25OHD, and suggests that further research is needed to define their requirements. SPONSORSHIP: Nestec Ltd and The Swiss Foundation for Research in Osteoporosis.
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This research project focuses on the role of English and Spanish as linguae francae. More specifically, the research attempts to answer the following questions: (i) What is the place of English and Spanish as linguae francae in the world, in general, and in China, in particular? (ii) What kinds of foreign language teaching/learning attitudes and practices are characteristic of the Chinese educational system? (iii) What are the motivations, expectations and experience of Chinese students in study abroad programmes, in general, and in the programme of the University of Lleida, in particular? The study constitutes an attempt to answer each of these questions in two ways: a review of the literature and a pilot study with 26 Chinese students at UdL. The research reveals that even though English is a very dominant foreign language in China, Spanish is a language on the rise and mainly for economic reasons. The results of the study also point at the impact of the dominance of the grammar-translation method in the perspective of Chinese students about language learning. Finally, the study shows the relevance of taking part in a SA programme for Chinese students as well as their experience of them.
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L'adolescència és un període de transició entre la infància i l'edat adulta, una etapa del cicle de creixement que marca el final de la infància i anuncia la maduresa, aquest terme s'utilitza generalment per referir-se a una persona que es troba entre els 13 i 19 anys d'edat. En aquesta etapa s'inicia la maduració física, cognitiva, social i emocional del nen o nena en la cerca del camí cap a l'adultesa. Per a molts joves l'adolescència és un període d'incertesa i fins i tot de desesperació; per a uns altres, és una etapa d'amistats internes, de desvinculació de les lligadures amb els pares, de somnis sobre el futur, etc. El desenvolupament físic és només una part d'aquest procés de maduració, ja que els adolescents han de superar també una sèrie de canvis psicosocials, com per exemple: independència dels pares, aprenentatge d'estratègies de comunicació per relacionar-se de forma més madura, desenvolupament de les capacitats intel·lectuals, consolidació de la pròpia identitat, inici de les relacions sexuals, actituds i valors, control emocional, entre uns altres.
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AIM: Sexual orientation plays an important part in building identity during adolescence. The aim of this study was to describe patterns of sexual orientation, including sexual attraction, fantasies, affiliations and behaviour. METHODS: The study was based on the analysis of data from computerized self-administered questionnaires of a Swiss national survey on the sexual life of 16 to 20-year-old adolescents (n = 2,075 girls and 2,208 boys.). RESULTS: Overall, 95.0% of girls and 96.2% of boys described themselves as predominantly heterosexual; 1.4% of girls and 1.7% of boys as predominantly homosexual or bisexual; and 2.8% of teenagers (girls: 3.6%; boys: 2.1%) were "unsure" of their sexual orientation. The reported prevalence of homosexual attraction (girls: 2.0%; boys: 2.9%) exceeded homosexual fantasies (girls: 0.4%; boys: 0.5%) and affiliations (girls: 0.3%; boys: 0.5%). Among the 4205 respondents, 31 girls (1.5% of girls) and 56 boys (2.5% of boys) reported sexual behaviour (experience or penetrative intercourse) with a person of the same sex. Among 1.5% of girls and 2.5% of boys who reported sexual behaviour with a person of the same sex, 65% of boys and 80% of girls nevertheless considered themselves as heterosexual. CONCLUSION: For a comprehensive understanding of sexual orientation in adolescence a differentiated look at dimensions of sexual orientation is indispensable. This applies to clinical settings, public health and research.
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La actual concepción de discapacidad intelectual, de acuerdo con la American Association on Intellectual and Developmental Disabilities (AAIDD), pone de manifiesto que la implementación de apoyos adecuados mejora el funcionamiento individual de las personas con discapacidad intelectual (DI). Con el fin de valorar las necesidades de apoyo que los niños y adolescentes con DI manifiestan en su vida cotidiana y, a partir de dicho conocimiento facilitar la elaboración de planes de apoyo individualizados, actualmente un grupo de trabajo internacional liderado por la propia AAIDD, entre los que se encuentra el grupo Discapacitat i Qualitat de Vida: Aspectes Educatius, está desarrollando la Supports Intensity Scale (SIS) for Children. El objetivo del presente artículo es dar a conocer el proceso de adaptación transcultural de la SIS for Children al contexto catalán, así como algunos resultados obtenidos en la prueba piloto que se ha llevado a cabo con una muestra de 33 niños y adolescentes de Cataluña, los cuales destacan la fiabilidad y validez del instrumento. Finalmente, el trabajo de validación de la escala actualmente en proceso, permitirá a los profesionales planificar y supervisar planes individualizados dirigidos a la promoción de experiencias de inclusión educativa y de integración a la comunidad.
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The interest in sexuality of adolescents in medical practice is often mainly focussed on the onset of sexual intercourse and on the emergence of contraceptive needs, though the beginning of adolescence takes place much earlier with the first signs of puberty followed by the menarche. At the issue of this profound metamorphosis the adolescent needs to adapt herself to a modified, sexual body. Adolescence is also a time of identity development and of changes in relationships, which are influenced by gender role in family and perception related to gender during childhood. This article shows epidemiological data to consider and the main issues of gynaecologic consultation with the adolescent. The different stages of development depend on biological and environmental factors which either favour resilience or weaken the individual due to a lack of affection or to abusive relationships. Medical consultation for a gynaecological problem, questions on puberty and development or on contraception give medical professionals and especially gynaecologists a chance to address sexual issues naturally, to anticipate questions as well as contraceptive needs. The consultation with the adolescent includes also the screening for behaviour related to a lack of information or a personal or relational difficulty.
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Cette brochure présente les résultats de l'étude pilote réalisée en 2001 dans le canton de Vaud sur les troubles hyperactifs avec déficit d'attention (THADA). Cette étude concernait plus particulièrement les enfants scolarisés dans les établissements primaires et secondaires de la Ville de Morges. Elle inclut une enquête auprès du corps médical vaudois. [Sommaire] Les troubles hyperactifs avec déficit d'attention (THADA). - L'hyperactivité et ses troubles : une réalité ? : les objectifs de l'étude. - Comment savoir ? : la méthode d'enquête. - Quelles sont les réponses ? : questionnaire de Conners (Conners Rating Scale) ; questionnaire d'Achenbach (Child Behaviour Check List) ; comparaison internationale. - Les facteurs de l'hyperactivité. - Parents, enseignants, enfants : des regards différents. - Diagnostic et traitement médical de l'hyperactivité. - Principales recommandations. Informations pratiques.