1,209 results match your criteria middle-school girls

Correlates of Early Adolescents' Social Media Engagement: The Role of Pubertal Status and Social Goals.

J Youth Adolesc 2021 Sep 18. Epub 2021 Sep 18.

Temple University, Philadelphia, USA.

Specific social media behaviors have been found to be differentially associated with adjustment outcomes; however, the extant research has yet to consider the motivations behind why adolescents engage in these specific behaviors. This study examined the role of two developmentally relevant motivational correlates (social goals and pubertal status) on four social media behaviors (self-disclosure, self-presentation, social monitoring, and lurking) and two time-based measures of social media use (daily number of hours on social media and frequency of social media use). Self-report data were collected from 426 middle-school students (54. Read More

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September 2021

Relationships Among Extreme Sports Participation, Sensation Seeking, and Negative Risky Behaviors of Middle-School Students.

Front Psychol 2021 30;12:722769. Epub 2021 Aug 30.

Laboratory of Emotion and Mental Health, Chongqing University of Arts and Sciences, Chongqing, China.

The aim was to investigate the relationships among extreme sports participation, sensation seeking, and negative risky behaviors (smoking, drinking alcohol, and gambling) for middle-school students. Using a convenience sampling procedure, all students from a middle school in a district of Chongqing were selected to participate in the survey, which included questions on their extreme sports participation rate, and smoking, drinking alcohol, and gambling behavior. A sample of 2,987 middle-school students participated in this study. Read More

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Young Sexual Minority Adolescent Experiences of Self-expression and Isolation on Social Media: Cross-sectional Survey Study.

JMIR Ment Health 2021 Sep 15;8(9):e26207. Epub 2021 Sep 15.

Wellesley Centers for Women, Wellesley College, Wellesley, MA, United States.

Background: Early adolescent years are marked by pervasive self- and peer-regulation regarding gender and sexuality norms, which can affect the mental well-being of sexual minority youth. During this developmental period, social media use is also emerging as a dominant mode of communication with peers, allowing for both risk and resilient behaviors that can impact well-being.

Objective: This exploratory study aims to examine how sexual minorities in middle school use social media, who they are connected to and for what purposes, and the associations between these behaviors and mental well-being compared with their heterosexual peers. Read More

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September 2021

Health-Related Quality of Life Assessed in Children with Adenoid Hypertrophy.

Int J Environ Res Public Health 2021 Aug 25;18(17). Epub 2021 Aug 25.

Department of Pediatric Otolaryngology, Medical Uniwersytety of Lublin, 20-093 Lublin, Poland.

Introduction: The quality of life issue began to be earnestly studied in the second half of the 20th century. It had originally been used as a criterion for measuring levels of human development in the USA and Western Europe. At first, only objective parameters were assessed, such as material goods; however, later, subjective and non-material parameters were added, such as health, freedom, and happiness. Read More

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Daily routines, parent-child conflict, and psychological maladjustment among Chinese children and adolescents during the COVID-19 pandemic.

J Fam Psychol 2021 Sep 2. Epub 2021 Sep 2.

Department of Psychology.

Family lives have been changed dramatically due to the stay-at-home orders implemented during the coronavirus disease 2019 (COVID-19) outbreak. A variety of factors serve to increase the risk for children and adolescents in developing mental health issues during the prolonged stay-at-home period. The primary aim of this study was to examine a complex conceptual model linking daily routines, parent-child conflict, and indices of psychological maladjustment during the COVID-19 pandemic in a large sample of Chinese children and adolescents. Read More

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September 2021

Youth Perceptions of Sport-Confidence.

J Strength Cond Res 2021 Aug 25. Epub 2021 Aug 25.

Deparment of Kinesiology, University of Connecticut, Storrs, Connecticut; Department of Educational Leadership, University of Connecticut, Storrs, Connecticut; and Department of Athletic Training, Northern Arizona University, Flagstaff, Arizona.

Abstract: Zuk, EF, Maksymiw, K, Evanovich, J, McGarry, JE, Root, HJ, and Distefano, LJ. Youth perceptions in sport-confidence. J Strength Cond Res XX(X): 000-000, 2021-Sport-confidence is an important construct that is often missed during physical activity interventions in youth. Read More

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Educational growth trajectories in adulthood: Findings from an inner-city cohort.

Dev Psychol 2021 Jul;57(7):1163-1178

Institute of Child Development.

Educational attainment is typically examined as a static status. As adult learners have become the new trend in higher education, the changes in educational attainment in adulthood warrant more attention. Using data from the Chicago Longitudinal study (CLS), an ongoing panel investigation of 1,539 children, predictors of educational growth trajectories in adulthood were investigated. Read More

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Changes in behavioral correlates of social status during early adolescence: Does school context matter?

Dev Psychol 2021 Jul;57(7):1136-1148

Combined Program in Education and Psychology.

This study investigated the role of school context in changes in the behaviors associated with having high social status during early adolescence. Three waves of surveys were collected from students (N = 542, 53% girls; 44% Black, 44% White, 5% Hispanic/Latinx, and 7% other; 60% free/reduced-fee lunch) in the middle of their sixth, seventh, and eighth grade school years. Peer nominations were used to assess two types of social status (peer acceptance and popularity) and three behavioral reputations (academic, prosocial, and physical aggression). Read More

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Latinx adolescents' academic self-efficacy: Explaining longitudinal links between ethnic-racial identity and educational adjustment.

Cultur Divers Ethnic Minor Psychol 2021 Aug 12. Epub 2021 Aug 12.

College of Public Health, The University of Arizona.

Objective: This longitudinal study had three aims: (a) to examine whether ethnic-racial identity (ERI; i.e., public regard, private regard, and centrality) was associated with academic self-efficacy and changes in educational adjustment (i. Read More

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Defending or Remaining Passive as a Bystander of School Bullying in Sweden: The Role of Moral Disengagement and Antibullying Class Norms.

J Interpers Violence 2021 Aug 10:8862605211037427. Epub 2021 Aug 10.

University of Padua, Italy.

The overall aim of the present study was to examine whether moral disengagement and perceptions of antibullying class norms at individual level and at class level were associated with defending and passive bystanding in school bullying among school-age children. More specifically, we investigated the extent to which moral disengagement would contribute to explain defending and passive bystanding, after controlling for sex and perceptions of antibullying class norms at individual level and at class level. A total of 789 Swedish students (aged 10-14) from 40 middle school classes filled out a self-report survey. Read More

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Streetlights positively affect the presence of an invasive grass species.

Ecol Evol 2021 Aug 10;11(15):10320-10326. Epub 2021 Jul 10.

Department of Biological Sciences University of Denver Denver CO USA.

Anthropogenic disturbances associated with urban ecosystems can create favorable conditions for populations of some invasive plant species. Light pollution is one of these disturbances, but how it affects the growth and establishment of invasive plant populations is unknown. Cheatgrass () is a problematic invasive species where it has displaced native grassland communities in the United States, but to our knowledge, there have been no studies of the ecological factors that affect cheatgrass presence in urban ecosystems. Read More

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Prevalence of Malnutrition and Associated Factors of Stunting among 6-23-Month-Old Infants in Central Rural China in 2019.

Int J Environ Res Public Health 2021 08 2;18(15). Epub 2021 Aug 2.

Key Laboratory of Trace Element Nutrition of National Health Commission (NHC), National Institute for Nutri-tion and Health, Chinese Center for Disease Control and Prevention, No. 27 Nanwei Road, Xicheng District, Beijing 100050, China.

This study aimed to evaluate the prevalence of malnutrition and to investigate the associated factors of stunting among 6-23-month-old infants in poor rural areas of central China. The China Nutrition Improvement Project on Children in Poor Areas was conducted in 56 national-level poor counties of seven provinces in 2019. We performed a multivariate binary logistic regression analysis to determine the associated factors of stunting. Read More

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Serosurvey of anti-Toxocara antibodies and risk factors in adolescent and adult pregnant women of southeastern Brazil.

PLoS Negl Trop Dis 2021 Aug 4;15(8):e0009571. Epub 2021 Aug 4.

Graduate College in Animal Sciences, University of Western São Paulo (UNOESTE), Presidente Prudente, SP, Brazil.

Toxocariasis is worldwide endemic parasitic anthropozoonosis with high risk to those in in vulnerable populations and particularly during pregnancy and childhood. Although the prevalence of anti-Toxocara spp. antibodies has been extensively studied, risk factors of pregnant women of different ages remains to be established. Read More

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Distance learning during the COVID-19 lockdown in Italy: The role of family, school, and individual factors.

Sch Psychol 2021 Aug 2. Epub 2021 Aug 2.

Department of Developmental and Social Psychology.

School closure and distance learning during the COVID-19 pandemic have posed several challenges to children. Drawing upon the social-ecological framework, in this preliminary study, we tested what factors may help to explain students' difficulties with distance learning during COVID-19 lockdown, by analyzing family, school, and individual variables. The final sample included 183 Italian middle-school students (97 girls and 86 boys; = 11 years, 9 months; = 8 months; range: 11-14 years), who completed online surveys before the pandemic (November 2019) and during lockdown (May 2020). Read More

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Parent-Child Relationship Quality, Childhood Maltreatment, and Psychological Symptoms in Chinese Adolescent.

J Interpers Violence 2021 Jul 30:8862605211035869. Epub 2021 Jul 30.

Anhui Medical University, Hefei, Anhui, China.

This study aimed to examine the association between childhood maltreatment, parent-child relationship quality with psychological symptoms and to explore the moderating role of parent-child relationship quality in the association between childhood maltreatment and psychological symptoms among adolescents. It also probed to the role of gender differences in this effect. A representative sample of 14,500 middle school students in China were asked to complete a standard questionnaire on the details of childhood maltreatment, parent-child relationship quality, and psychological symptoms. Read More

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Competitive Food and Beverage Policies and Obesity among Middle School Students: Variability by Urbanicity in California.

Child Obes 2021 Jul 28. Epub 2021 Jul 28.

Department of Public Health, San Francisco State University, San Francisco, CA, USA.

This study examined the association between California school nutrition policies and population-level trends in childhood overweight/obesity by levels of urbanicity. We used interrupted time series with Fitnessgram data on overweight/obesity from the period 2002 to 2010 pertaining to African American, Latino, Asian, and White students in seventh grades who attended California public schools. We used multilevel logistic regression models to examine the impact of the introduction of successive California school nutrition policies on overweight/obesity prevalence, stratified by gender and adjusted for school district-, school-, and student-level characteristics. Read More

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[Relationship between nutritional status and breakfast behaviors of rural primary and middle school students in a minority area of a city in Guizhou Province in 2019].

Wei Sheng Yan Jiu 2021 Jul;50(4):552-557

School of Public Health, Guizhou Medical University, Guiyang 550004, China.

Objective: To investigate the nutritional status and influencing factors of rural primary and middle school students in a minority area in a certain city of Guizhou Province, so as to provide scientific evidence for prevention and intervention.

Methods: A multi-stage stratified cluster random sampling method was adopted in this study, 3952 students from 6 primary and middle schools in a certain city of Guizhou Province were selected from April to June 2019 for height and weight measurement(1966 boys, 1986 girls, age(10.81±2. Read More

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[Relationship between violence exposure and school bully:the mediating role of social anxiety and the moderating role of self-control].

Wei Sheng Yan Jiu 2021 Jul;50(4):539-546

College of Education Science, Shenyang Normal University, Shenyang 110034, China.

Objective: To investigate the relationship between violence exposure, self-control, social anxiety and school bully.

Methods: In the urban and rural areas of Xinxiang between September and December, 2018, a total of 1631 students from grade 1 to grade 3 from 3 junior high schools and 3 senior high schools were selected by convenient sampling. Violence exposure scale, middle school students& apos; self-control scale, adolescents' social anxiety scale and middle school students& apos; school bully scale. Read More

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Experiences and Perspectives of Traditional Bullying and Cyberbullying Among Adolescents in Mainland China-Implications for Policy.

Front Psychol 2021 6;12:672223. Epub 2021 Jul 6.

School of Medicine, School of Public Health, Center for Global Health, Zhejiang University, Hangzhou, China.

The prevalence of traditional bullying and cyberbullying is high among Chinese adolescents. The aims of this study are to explore: (1) characteristics of children who are targets or perpetrators of traditional bullying or cyberbullying; (2) causes of bullying in middle school; (3) reactions and coping strategies of bullying victims; and (4) impacts of bullying on victims' psychosocial well-being. Students were selected based on the findings of previous quantitative research at schools in Zhejiang, Henan, and Chongqing. Read More

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Expectations about check-up examinations among Swiss residents: A nationwide population-based cross-sectional survey.

PLoS One 2021 21;16(7):e0254700. Epub 2021 Jul 21.

Centre for Primary Health Care, University of Basel, Basel, Switzerland.

Introduction: General health check-up examinations in asymptomatic adults have not been shown to be beneficial. Instead, opportunistic prevention during regular primary care consultations is most cost-effective and recommended. The study aimed to elucidate the expectations about check-ups of the general Swiss population. Read More

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[Association analysis between extracurricular physical activity and dyslipidemia among primary, middle and high school students in Guangzhou].

Zhonghua Xin Xue Guan Bing Za Zhi 2021 Jul 24;49(7):708-713. Epub 2021 Jul 24.

School of Public Health, Guangdong Pharmaceutical University, Guangzhou 510310, China.

To investigate the prevalence of dyslipidemia, and to explore the association between extracurricular physical activity and dyslipidemia among primary, middle and high school students in Guangzhou. This cross-sectional study selected primary and middle school students in Guangzhou by the stratified cluster sampling method from March to December 2019. Physical examination and blood lipid test were performed. Read More

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Body image perception and body composition in early adolescents: a longitudinal study of an Italian cohort.

BMC Public Health 2021 07 12;21(1):1381. Epub 2021 Jul 12.

Department for Life Quality Studies, University of Bologna, 47921, Rimini, Italy.

Background: Adolescence is a sensitive period of life in which everyone faces physical and psychological changes. No longitudinal studies considering changes in body image perception and body composition in Italian adolescents have been carried out. The aims of this study were to evaluate the longitudinal change in body composition and weight status in a sample of Italian students of both sexes over the 3 years of middle school and to analyse the influence of these parameters on the perception and satisfaction of one's own body image. Read More

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Prevalence and Factors Associated with Bone Stress Injury in Middle School Runners.

PM R 2021 Jul 12. Epub 2021 Jul 12.

California State University, Long Beach, California.

Introduction: Bone stress injury (BSI) in youth runners are clinically important during times of skeletal growth and are not well studied.

Objective: Evaluate the prevalence, anatomical distribution, and factors associated with running-related BSI in boy and girl middle school runners.

Design: Retrospective cross-sectional study. Read More

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Civic Development within the Peer Context: Associations between Early Adolescent Social Connectedness and Civic Engagement.

J Youth Adolesc 2021 Sep 9;50(9):1870-1883. Epub 2021 Jul 9.

Department of Psychology, Montana State University, P.O. Box 173440, Bozeman, MT, 59717-3440, USA.

Social connectedness is theorized to contribute to civic development and in turn, civic engagement is thought to cultivate social connectedness. Little research has examined how social connectedness is linked with early adolescent civic engagement. The current study used a social network research design to examine associations between early adolescent social connectedness via their position within their peer network and their civic engagement. Read More

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September 2021

Overestimation of body weight and its association with parental, teacher and peer support: evidence from the Israeli Health Behaviours in Schools survey.

Public Health Nutr 2021 Sep 21;24(13):4035-4042. Epub 2021 Jun 21.

Department of Nutrition Sciences, School of Health Sciences, Ariel University, Kiryat Hamada 3, Ariel4076405, Israel.

Objective: To investigate the association between family, teachers and peer support patterns on gaps in adolescent's weight perceptions.

Design: A cross-sectional, school-based survey collected information on weight and height, weight perception, socio-economic and family characteristics and social support. Principal component analysis (PCA) was performed to capture social support patterns (SSP). Read More

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September 2021

A framework for addressing the lack of diversity in the Geosciences through evaluating the current structure of institutional efforts.

GeoJournal 2021 Jul 2:1-13. Epub 2021 Jul 2.

Department of Geology, University of Illinois Urbana-Champaign, Urbana, IL USA.

How can universities build institutional partnerships through supporting community geography projects? This paper details the case of university members seeking to achieve a community goal of expanding Geosciences education opportunities, while also targeting a long-range goal of improving diversity within the university Geosciences. Over the course of one year, two Ph.D students collaborated with community members affiliated with a local middle school to design and organize the School of Earth, Society, and Environment (SESE) Geosciences Camp for Middle School Girls, held in August 2019. Read More

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Socioeconomic Inequities in Youth Participation in Physical Activity and Sports.

Int J Environ Res Public Health 2021 06 29;18(13). Epub 2021 Jun 29.

Center for Leadership in Athletics, University of Washington, Seattle, WA 98195, USA.

Access to opportunities for physical activity and sports, and therefore potential benefits of participation, are distributed inequitably. The aims of this study were to describe and compare youth experiences related to sport and physical activity by socioeconomic factors. A cross-sectional survey was conducted of students in 5-12th grades in King County, Washington, USA. Read More

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[Analysis on the law of height growth spurt in adolescence of children and adolescents in Zhongshan City].

Beijing Da Xue Xue Bao Yi Xue Ban 2021 Jun;53(3):506-510

Institute of Child and Adolescent Health, Peking University School of Public Health, Beijing 100191, China.

Objective: To analyze the characteristics of the age at peak height velocity and peak height velocity of primary and middle school students in Zhongshan City, Guangdong Province, and to explore the law of the sudden increase in adolescent height in this area, and to understand the law of height growth spurt in adolescence by longitudinal tracking of the height of children and adolescents in Zhong-shan City.

Methods: Based on the physical examination database of primary and middle school students in Zhongshan City, Guangdong Province from 2005 to 2016, individuals who had been continuously tracked for more than 6 times were selected as research samples. SITAR model was used to fit the height data of the sample population, and the age at peak height velocity and peak height velocity were calcula-ted. Read More

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The Hierarchical Structure and Predictive Validity of the Personality Inventory for in Chinese Nonclinical Adolescents.

Assessment 2021 Jun 17:10731911211022835. Epub 2021 Jun 17.

Beijing Normal University, Beijing, China.

To evaluate the factor structure, reliability, and validity of the Personality Inventory for (PID-5) in Chinese nonclinical adolescents, a total of 1,442 Chinese middle school youths ( = 14.85, girls = 52.4%) were recruited in the present study. Read More

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Dating Violence, Sexual Assault, and Sexual Harassment Victimization Among Girls on an Indian Reservation: An Examination of Rates and Risk and Protective Factors.

Violence Against Women 2021 Jun 6:10778012211012091. Epub 2021 Jun 6.

Rosebud Sioux Tribe, SD, USA.

We documented the scope and correlates of past 6-month victimization among middle and high school girls on an Indian Reservation. Participants were 102 Native American girls in Grades 6-12. Rates of all forms of past 6-month victimization were higher for high school girls compared with middle school girls. Read More

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