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1.
Int J Qual Stud Health Well-being ; 19(1): 2375660, 2024 Dec.
Article in English | MEDLINE | ID: mdl-38967618

ABSTRACT

PURPOSE: Research indicates that exam anxiety may decline with mindfulness-based interventions but there is a lack of research on adolescents' accounts of the processes involved. We explored high-school students' descriptions of how they perceived and applied mindfulness in managing anxiety-inducing thoughts related to academic performance following an 8-week Mindfulness-Based Stress Reduction (MBSR) course. METHOD: Post-course individual semi-structured interviews with 22 high school students (2 males, mean age 17.8 years) were transcribed verbatim and analysed using reflexive thematic analysis. RESULTS: The analyses identified six themes: (1) Noticing and attending to the attention-binding "maelstrom" of anxious thoughts and feelings (2) Attending to the breath to cope with the maelstrom, (3) "removing" and "getting rid of" anxious thoughts (4) Being able to "think" (5) awareness of more helpful thoughts, and (6) Agency and control. The findings are discussed in light of the Buddhist notion of "unwholesome thoughts" and the distinction between thought suppression and the use of breathing as a benign distraction. We propose that mindfulness encompasses both a receptive, nonjudgmental awareness and an active, intentional redirection of attention. CONCLUSION: Mindfulness training aided participants by enhancing their capacity to disengage from fear-engaging thoughts, thereby maintaining them within their window of tolerance and facilitating cognitive processing.


Subject(s)
Mindfulness , Humans , Adolescent , Male , Female , Students/psychology , Thinking , Attention , Stress, Psychological , Anxiety , Adaptation, Psychological , Awareness , Qualitative Research , Test Anxiety , Fear , Buddhism
2.
Subst Use Misuse ; : 1-5, 2024 Jun 30.
Article in English | MEDLINE | ID: mdl-38946129

ABSTRACT

BACKGROUND: Peer influence on risky behavior is particularly potent in adolescence and varies by gender. Smoking prevention programs focused on peer-group leaders have shown great promise, and a social influence model has proven effective in understanding adult smoking networks but has not been applied to adolescent vaping until 2023. This work aims to apply a social influence model to analyze vaping by gender in a high school network. METHODS: A high school's student body was emailed an online survey asking for gender, age, grade level, vape status, and the names of three friends. Custom Java and MATLAB scripts were written to create a directed graph, compute centrality measures, and perform Fisher's exact tests to compare centrality measures by demographic variables and vape status. RESULTS: Of 192 students in the school, 102 students responded. Students who vape were in closer-knit friend groups than students who do not vape (p < .05). Compared to males who vape, females who vape had more social ties to other students who vape, exhibiting greater homophily (p < .01). Compared to females who do not vape, females who vape were in closer-knit friend groups (p < .05) and had more ties to other students who vape (p < .01). CONCLUSION: Differences in vaping by social connectedness and gender necessitate school and state policies incorporating the social aspect of vaping in public health initiatives. Large-scale research should determine if trends can be generalized across student bodies, and more granular studies should investigate differences in motivations and social influence by demographic variables to individualize cessation strategies.

3.
Eur J Pediatr ; 2024 Jul 02.
Article in English | MEDLINE | ID: mdl-38955848

ABSTRACT

Physical activity (PA) is an important predictor of physical and mental health preventing chronic degenerative diseases. The purpose of this study was to investigate in a group of Italian high school students whether health-related quality of life (HRQoL) and lifestyle habits (diet) are associated with the level of physical activity performed (low, moderate, high). Data were collected from 2819 adolescents (n = 951 males). HRQoL was analyzed using the Italian version of the KIDSCREEN-52. Physical activity level was analyzed using the PAQ-A, while eating habits with KIDMED. Practicing physical activity in general improves HRQoL. Specifically, adolescents practicing moderate or high PA, in single dimensions of HRQoL, showed better mood (p < 0.001), self-perception (p < 0.001), family relationships (p < 0.001), reported a higher perception of socioeconomic status (p < 0.05), relationship with peers (p < 0.001), and social acceptance (p < 0.001). High PA subjects reported increased physical (p < 0.001) and mental health (p < 0.001), increased autonomy (p < 0.001), and school learning (p < 0.001). For lifestyle habits, practicing moderate PA showed higher adherence tox the Mediterranean diet (p < 0.001). Conclusion: Our results highlighted a positive association between the frequency of PA levels, some dimensions of HRQoL, and risk behaviors. These findings demonstrated the protective role of sports not only as a preventive strategy for the onset of chronic degenerative diseases, but also as an educator of healthy lifestyle habits, thus suggesting the importance and need to implement strategies to promote sports practice.

4.
Children (Basel) ; 11(6)2024 May 24.
Article in English | MEDLINE | ID: mdl-38929214

ABSTRACT

Cyberbullying has emerged as a pervasive problem among high school students, with potentially severe consequences for their mental well-being. This study aimed to investigate the prevalence, risk factors, and associations of cyberbullying with stress and mental well-being among high school students in Zagazig, Egypt. A cross-sectional study was conducted among 562 high school students using a random sampling technique. The data were collected using a self-administered questionnaire that included the Cyberbullying Scale, Perceived Stress Scale (PSS-10), and General Health Questionnaire (GHQ-12). Descriptive statistics, independent samples t-tests, multiple regression, mediation, and logistic regression analyses were employed for data analysis. The prevalence of cyberbullying victimization was 38.3%, with 20.6% exposed to two or three cyberbullying behaviors and 4.1% exposed to four or more. Female students, those under 18 years old, those with lower educational achievement, and those with higher daily internet use were more likely to experience cyberbullying. Cyberbullied students reported significantly higher levels of perceived stress and poorer mental well-being compared to non-cyberbullied students. Perceived stress likely mediated the relationship between cyberbullying victimization and general psychological health. Cyberbullying is a significant problem among high school students in Zagazig, Egypt, with detrimental effects on their stress levels and mental well-being. Targeted interventions and prevention strategies are needed to address cyberbullying and promote the well-being of adolescents in the digital age.

5.
Children (Basel) ; 11(6)2024 Jun 03.
Article in English | MEDLINE | ID: mdl-38929260

ABSTRACT

The relation between positive youth development and stress, anxiety and depression was studied considering the mediator role of psychological symptoms and life satisfaction. A total of 3109 students included in the "Psychological Health and Well-being" study of the School Observatory participated, including 1618 females and 1491 males aged between 11 and 18 years old (M = 14.45; SD = 1.88), belonging to different school groups in different regions of the country. Adolescents with higher stress, depression and anxiety levels reported lower levels of competence, confidence and connection, as well as more psychological symptoms and lower life satisfaction. The results also showed that adolescents with higher levels of competence, confidence and connection reported less psychological symptoms and more life satisfaction. Two separate mediation analyses were performed to analyse the role of mental distress and life satisfaction on the relationship between positive youth development indicators and stress, anxiety and depression. These analyses confirmed the predicted relationships and partial mediations between mental distress and life satisfaction. These results should be taken into account in public policies concerning young people's health and education that should involve both targeted and indicated prevention strategies, including school and community-based interventions, in order to be effective.

6.
Hum Vaccin Immunother ; 20(1): 2357238, 2024 Dec 31.
Article in English | MEDLINE | ID: mdl-38869047

ABSTRACT

This study assessed the knowledge of 12- to 15-year-old male junior high school students of HPV and HPV vaccines and their willingness to be vaccinated against it. From March to May 2023, students from six junior high schools in Zhejiang Province were randomly selected to complete an online, anonymous, self-administered questionnaire. Of the 1786 students, 618 (34.6%) reported knowledge of HPV vaccine. In general, junior high school boys have low general knowledge about HPV, the consequences of HPV infection, and the effects of HPV vaccination. Multivariate analysis showed that the subgroup scoring 6-7 on the measure of the consequences of HPV infection(7 questions with 1 score for each correct answer) compared to the subgroup scoring 0, the subgroups scoring 2 and 3 on the measure of the preventive effect of HPV vaccine(3 questions with 1 score for each correct answer) compared to the subgroup scoring 0 were were more likely to be willing to be vaccinated against HPV. Hearing that someone close to them had cancer, believing that men also need to be vaccinated against HPV, knowing that someone close to them had been vaccinated against HPV, and being concerned about cervical cancer in their female sexual partners were all more likely to generate positive responses. HPV vaccine education for this group of students should emphasize the possibility and consequences of HPV infection in males, along with the importance and benefits of HPV vaccination; actual cases of vaccination in students around them can be used to achieve this goal.


Subject(s)
Health Knowledge, Attitudes, Practice , Papillomavirus Infections , Papillomavirus Vaccines , Patient Acceptance of Health Care , Students , Vaccination , Humans , Male , Papillomavirus Vaccines/administration & dosage , Adolescent , China , Papillomavirus Infections/prevention & control , Students/psychology , Surveys and Questionnaires , Patient Acceptance of Health Care/statistics & numerical data , Patient Acceptance of Health Care/psychology , Vaccination/psychology , Vaccination/statistics & numerical data , Child , Uterine Cervical Neoplasms/prevention & control , Female , Schools
7.
Adv Physiol Educ ; 2024 Jun 13.
Article in English | MEDLINE | ID: mdl-38870265

ABSTRACT

An interdisciplinary team-teaching session was introduced to high school students who participated in the Oakland University William Beaumont (OUWB) Future Physician Summer Enrichment Program (FPSEP). The session aimed to integrate physiological concepts and nutrition that are associated with development of obesity. Foundational information about the different food ingredients, physiology of the gastrointestinal organ system followed by concepts associated with the development of obesity and its complications were introduced. The session was delivered using combined educational approaches such as dialogical-narrative approach and hands-on application activities. Overall, the session was perceived very well by high school students. This innovative approach offered several benefits. It promoted critical thinking, practical skills development, and a deeper understanding of the subject matter. Students engaged in active learning, connected theoretical concepts with real-world scenarios, and had the opportunity to develop a sense of personal responsibility towards maintaining their health. We believe that using combined educational approaches in team-teaching sessions promote inclusiveness, interactive engagement and enhance long-life learning. Key words: high school education, innovation, physiology, nutrition, obesity.

8.
Res Dev Disabil ; 151: 104764, 2024 Jun 08.
Article in English | MEDLINE | ID: mdl-38852235

ABSTRACT

There are few studies that have explored the Quality of Life (QoL) for deaf adolescents in high school (13-18 years). Following the PRISMA guidelines, this systematic literature review examined peer-reviewed research that has explored QoL for deaf adolescents in high school by using databases such as Science Citation Index, Scopus and Social Science Citation Index in addition to some related journals such as American Annals of the Deaf, the Journal of Deaf Studies and Deaf Education, Ear and Hearing, and Deafness and Education International spanning 14 years (2010-2024). By analysing the titles, abstracts, and keywords and reading full manuscripts, only seven were deemed appropriate for inclusion in this systematic review. All seven studies used quantitative research. This systematic review found that there is a discrepancy between the studies included in the use of measures. The results of the studies are different and some are contradictory. The QoL concept also differed amongst the studies. This study concluded that there is a great need to conduct more research into the QoL of deaf adolescents in high school with diverse research methods and the use of qualitative or mixed research, as well as expanding the scope of studies to include more dimensions in the concept of QoL.

9.
Front Psychol ; 15: 1380346, 2024.
Article in English | MEDLINE | ID: mdl-38831946

ABSTRACT

Students' motivation and learning behavior are significantly impacted by parents' participation and investment. It has been demonstrated that parental investment behavior could exert a direct effect on students' L2 Motivational Self System (L2MSS) mediated by parental investment belief. Nevertheless, the relationship between components of parental investment behavior and students' language learning motivation remains a topic necessitating further scholarly investigation. In response to this gap, we conducted a quantitative study involving a survey of 900 high school students to explore the relationship between students' English learning motivation, as conceptualized by the L2 Motivational Self System and parental investment behavior based on a four-component model. The findings in this study indicated that high school students exhibited moderate levels of L2MSS and relatively low levels of parental investment behavior. Moreover, students' L2MSS was found to have a significant positive correlation with the global parental investment behavior, with parental emotional investment behavior emerging as a positive predictor of high school students' L2MSS. These results underscore the importance of parental provision of sufficient economic, relationship, knowledge, and emotional support in cultivating a nurturing and supportive familial context conducive to the development of students' positive future selves.

10.
J Chem Educ ; 101(2): 675-681, 2024 Feb 13.
Article in English | MEDLINE | ID: mdl-38939529

ABSTRACT

Artificial intelligence (AI) is rapidly transforming our world, making it imperative to educate the next generation about both the potential benefits and challenges associated with AI. This study presents a cross-disciplinary curriculum that connects AI and chemistry disciplines in the high school classroom. Particularly, we leverage machine learning (ML), an important and simple application of AI to instruct students to build an ML-based virtual pH meter for high-precision pH read-outs. We used a "codeless" and free ML neural network building software - Orange, along with a simple chemical topic of pH to show the connection between AI and chemistry for high-schoolers who might have rudimentary backgrounds in both disciplines. The goal of this curriculum is to promote student interest and drive in the analytical chemistry domain and offer insights into how the interconnection between chemistry and ML can benefit high-school students in science learning. The activity involves students using pH strips to measure the pH of various solutions with local relevancy and then building an ML neural network model to predict the pH value based on color changes of pH strips. The integrated curriculum increased student interest in chemistry and ML and demonstrated the relevance of science to their daily lives and global issues. This approach is transformative in developing a broad spectrum of integration topics between chemistry and ML and understanding their global impacts.

11.
J Autism Dev Disord ; 2024 Jun 07.
Article in English | MEDLINE | ID: mdl-38848010

ABSTRACT

The purpose of this study was to test the use of Pivotal Response Treatment (PRT) in the secondary school setting. There were two main goals: (a) to evaluate secondary education providers' ability to implement PRT with fidelity following a PRT training program; and (b) to evaluate the effects of school-implemented PRT on the social communication skills of adolescents and young adults with ASD, specifically, question-asking behavior. This concurrent multiple baseline design study across dyads investigated the use of PRT in the secondary school setting with adolescents with ASD. Specifically, it examined the impact of PRT on question-asking behavior. Education providers (n = 3) were trained to implement PRT with a secondary student with ASD. All education providers improved in their ability to use PRT strategies, though struggled with fidelity. Two students exhibited clear effects with noteworthy improvement in their use of targeted question initiations. For targeted question initiations, the weighted value for the Tau-U phase contrast between aggregated baseline and intervention phases was 0.80 and statistically significant (p < .0001). PRT is a promising approach to increasing question-asking behavior in secondary students with ASD when implemented by a trained education provider. Continued research should be a matter of priority in order to expand social skills instruction for adolescents with ASD with the hope of ultimately making a positive difference in adult outcomes.

12.
Article in English | MEDLINE | ID: mdl-38897447

ABSTRACT

According to the American Medical Women's Association, period poverty refers to "inadequate access to menstrual hygiene tools and education, including but not limited to sanitary products, washing facilities, and waste management". A component of period poverty in the US can be attributed to the neglect of menstrual education and lack of menstrual health and hygiene tools in schools. This scoping review aims to examine the educational methods employed to improve menstrual knowledge in middle and high school menstruating students in both school and clinical settings. It also highlights gaps and barriers in equitable access to menstrual hygiene products. The five-stage framework by Arksey and O'Malley (2005) and the updated Joanna Briggs Institute (JBI) guide were used to guide the review. Six studies were retained for analysis. Two-thirds of menstruating students reported using at least one of the school's resources to obtain period products, and one-third of the participants reported missing school due to a lack of period products. Nearly half of the students needed period products at least once in the past school year but lacked the financial resources to purchase such products. Menstruating students reported embarrassment and a need for secrecy when accessing school bathrooms since the social and physical environments of school bathrooms heightened their discomfort while menstruating. Although a majority of adolescent students had basic knowledge of menstrual periods prior to menarche, the depth of their understanding of menstruation was limited. Findings from this review can inform the future development of evidence-based educational interventions to improve the overall menstruation experience for US menstruating adolescents.

13.
J STEM Outreach ; 7(1)2024 Mar.
Article in English | MEDLINE | ID: mdl-38835637

ABSTRACT

In this case study, we describe an alternative storyline design approach that we adopted to translate an informal, out-of-school summer science experience with a strong emphasis on developmental neuroscience and data literacy into a more inclusive, replicable, and scalable experience for formal high school science instruction. Combining elements of problem- and project-based learning, a storyline is a curriculum model that engages students in the application of investigative science and engineering practices to incrementally build conceptual models that explain an observable (anchoring) phenomenon. Published reports on the storyline design process describe procedures and tools that are well suited to the creation of novel instructional units. However, these design methods are difficult to apply to projects aimed at translating pre-existing science experiences and resources into classroom storyline units. In this descriptive case study, we discuss a series of alternative design procedures that we utilized to achieve this adaptation. Our overarching project goal was to create the resources necessary to engage high school students in the construction of a multidimensional explanatory model for an unusual movement disorder that assimilates converging lines of behavioral, neuroanatomical, neurophysiological, molecular genetic, developmental, and cellular data. The methods described in this case study establish a design template for other biomedical scientists who are interested in adopting a storyline approach to bring aspects of their work or educational projects into science classrooms and into closer alignment with a new vision for science teaching and learning articulated in the National Research Council's A Framework for K-12 Science Education and the Next Generation Science Standards.

14.
Front Public Health ; 12: 1277146, 2024.
Article in English | MEDLINE | ID: mdl-38841660

ABSTRACT

Objectives: A number of high school art students experience negative emotions during their preparation for the art college entrance examination, characterized by worries and fear of uncertainty. Therefore, how individual difference factors, such as intolerance of uncertainty, affect the negative emotions of students needs to be examined. Inspired by the integrative model of uncertainty tolerance, the current study seeks to explain the association between intolerance of uncertainty and negative emotions by testing the potential mediating role of psychological capital and the moderating role of family functioning. Patients and methods: A total of 919 Chinese high school art students (Mage = 18.50 years, range = 16-22) participated from November 2022 to December 2022. Convenience sampling strategies were used. The participants were asked to complete the measures of intolerance of uncertainty scale, psychological capital questionnaire, depression anxiety stress scale, and family adaptability and cohesion evaluation scale. The data were analyzed using Pearson's r correlations and moderated mediation analysis. Results: Results showed that intolerance of uncertainty was positively associated with negative emotions but negatively associated with psychological capital, which in turn, was negatively associated with negative emotions. Psychological capital mediated the indirect link of intolerance of uncertainty with negative emotions. Family functioning buffered the impact of psychological capital on negative emotions. Conclusion: This study can enhance our understanding of the intolerance of uncertainty on negative emotions and provide insights on interventions for high school art students' negative emotions for educators. The interventions targeting intolerance of uncertainty, psychological capital and family functioning may be beneficial in reducing the effect of intolerance of uncertainty on negative emotions faced by high school art students.


Subject(s)
COVID-19 , Emotions , Students , Humans , Uncertainty , Male , Female , Adolescent , COVID-19/psychology , Students/psychology , Young Adult , China , Mediation Analysis , Surveys and Questionnaires , Schools
15.
Behav Sci (Basel) ; 14(6)2024 Jun 14.
Article in English | MEDLINE | ID: mdl-38920832

ABSTRACT

This study investigated the emotion regulation effect of displaced aggression among junior high school students after provocation through two experiments. Experiment 1 examined the effect of displaced aggression on the negative and positive emotions of junior high school students after low- and high-level provocation. The results showed that only after high-level provocation did individuals experience a significant decrease in negative emotions and a significant increase in positive emotions after engaging in displaced aggression. Experiment 2 explored the effect of aggressive intensity on negative and positive emotions after provocation. The results indicated that, in terms of changes in positive emotions, low-intensity aggression showed a significant increase in positive emotions after aggression. Regarding changes in negative emotions, both low-intensity aggression and high-intensity aggression resulted in significant decreases in negative emotions after aggression. In conclusion, this research showed that, in highly provocative situations, displaced aggression among junior school students, especially low-intensity displaced aggression, could increase positive emotions and decrease negative emotions. These results support the emotional regulation theory of aggression. However, considering that displaced aggression violates social norms, efforts should be made to avoid individuals regulating their emotions through displaced aggression, instead guiding them toward using more appropriate methods for emotional regulation in future research and practical applications.

16.
Sports (Basel) ; 12(6)2024 May 30.
Article in English | MEDLINE | ID: mdl-38921848

ABSTRACT

The study addressed two main objectives: (i) to investigate disparities in motivation dimensions regarding extracurricular physical activity and (ii) to identify the influence of motivation on time spent in formal and informal physical activity. A sample of 704 adolescents (56% girls) from middle (46%) and high school (54%), with an average age of 14.88 ± 2.52, was assessed for different motivation dimensions using the Questionnaire of Motivation for Sports Activities (QMSA). Additionally, participants were categorized based on extracurricular physical activity practice. Multivariate analyses and multiple linear regressions were conducted to examine the effect of physical activity type on motivation dimensions and identify predictors of time spent in formal and informal physical activities, respectively. Results indicated that motivation varied significantly with extracurricular physical activity practice (p < 0.05), with students involved in extracurricular activities being more motivated. Sex and age differences were observed, with boys showing higher motivation in certain dimensions (achievement status (p < 0.001); group activity (p = 0.027); contextual (p = 0.004); technical improvement (p = 0.012) and older participants having lower scores in all dimensions. The influence of family and friends was a significant predictor only for boys in formal physical activity (p = 0.039). In terms of time spent in physical activity, group activity was a predictor for informal activities (p < 0.001), while technical improvement was a predictor for formal activities (p < 0.001), with notable sex differences. These findings underscore the importance of considering sex- and age-specific motivations when promoting physical activity among adolescents.

17.
Health Psychol Res ; 12: 120045, 2024.
Article in English | MEDLINE | ID: mdl-38915787

ABSTRACT

Introduction: This study investigated psychological distress among high school students in Thailand.A sample of 8,345 students from thirty-five Bangkok schools voluntarily participated, responding to a questionnaire and undergoing stress assessments. Socio-demographic factors including grade level, school scale, hometown, parental marital status, presence of siblings, gender, health conditions, online classes, and family monthly income were analyzed. Results: Of the participants, 1,087 (13.02%) experienced psychological distress. Grade level, school scale, hometown, parental marital status, and siblings' presence showed no significant associations with distress. However, being female or transgender correlated with higher distress levels. Students with health issues and those in online classes also experienced elevated distress. Additionally, a family monthly income below 10,000 Thai Baht was associated with distress. Conclusion: This study sheds light on factors contributing to psychological distress in high school students. It highlights the need for tailored support for vulnerable groups within the student population, emphasizing the role of educators, policymakers, and mental health professionals in addressing these challenges.

18.
Addiction ; 2024 May 23.
Article in English | MEDLINE | ID: mdl-38780044

ABSTRACT

AIMS: The aim of this work was to measure the impact of P2P (i.e. peer-to-peer), a peer-led smoking prevention intervention, on daily smoking prevalence of adolescents over 2 school years. DESIGN: A cluster-randomized controlled trial was performed over a 16-month follow-up (trial status: closed to follow-up). P2P was implemented 1-3 and 13-15 months after baseline. Assessments took place at baseline and 4, 10 and 16 months after baseline. The research team, assessors and adolescents were blinded to the study-arm assignment only at baseline. SETTING: Fifteen vocational high schools in France were randomized into two clusters, using a 1:1 allocation ratio per French department (n intervention = 7, n control = 8). PARTICIPANTS: Participants comprised a sample of 2010 students in year 11 (i.e. 15-16 years) in vocational high schools. A total of 437 students could not be assessed at baseline (absent or left school), yielding a total sample of 1573 students (n intervention = 749, n control = 824). INTERVENTION AND COMPARATOR: The P2P programme trained voluntary students to become peer educators and design smoking prevention actions for their schoolmates in the intervention group (n = 945 students), compared with a passive control group (n = 1065 students). MEASUREMENTS: The primary outcome was change from baseline in the prevalence of self-reported daily smoking (i.e. at least one cigarette per day) at 16 months. FINDINGS: The 'time × group' interaction indicated that, compared with the control group, the intervention group had statistically significantly fewer daily smokers after 16 months [odds ratio (OR) = 0.33, 95% confidence interval (CI) = 0.20, 0.53]. Similarly, compared with the control group, the intervention group had statistically significantly fewer daily smokers after 4 months (OR = 0.50, 95% CI = 0.30, 0.82) and 10 months (OR = 0.60, 95% CI = 0.37, 0.98). No adverse events of P2P2 were reported. CONCLUSIONS: A cluster-randomized trial found evidence that the peer-led P2P (peer-to-peer) smoking prevention intervention reduced the uptake of daily smoking among high school students in France over 16 months.

19.
BMC Musculoskelet Disord ; 25(1): 393, 2024 May 19.
Article in English | MEDLINE | ID: mdl-38764029

ABSTRACT

BACKGROUND: The aim of the study was to assess factors affecting the popliteal angle and foot dorsiflexion, in particular gender. The subjects were 142 students from the 2nd and 3rd year of Poznan junior high schools. METHODS: The participants included 57 girls and 87 boys. Three raters examined each subject: a specialist in orthopaedics, a resident doctor and a physical therapy student. Foot dorsal flexion was tested in a supine position with lower limbs extended. Next, dorsal flexion was evaluated with the knee and hip in 90 degrees of flexion. Finally, a passive knee extension (PKE) test was carried out. The significance of the PKE test is that the lower the angle the more flexible the hamstrings. This is because the PKE measurement is the distance to the right angle, that is a full knee extension with the hip flexed. RESULTS: The non-parametric test (Mann-Whitney) and the Student's t-test showed differences between the female and male gender in the measurements of the popliteal angle (p < .05000). The correlation was negative, which means that the hamstrings are more flexible in girls. No differences were found between gender and passive foot dorsiflexion and dorsiflexion with a flexed hip and knee. No differences were found between the group with the extended PE curriculum and the group with the standard number of PE classes in the range of motion of foot dorsiflexion and the value of the popliteal angle. CONCLUSIONS: Girls between 13 and 15 years old have a significantly larger hamstring flexibility, which is confirmed by the tests of the popliteal angle. No differences were found in dorsiflexion between girls and boys who have not been trained using a training model.


Subject(s)
Knee Joint , Range of Motion, Articular , Students , Humans , Male , Female , Adolescent , Range of Motion, Articular/physiology , Sex Factors , Knee Joint/physiology , Sports/physiology , Poland , Hip Joint/physiology
20.
BMC Public Health ; 24(1): 1407, 2024 May 27.
Article in English | MEDLINE | ID: mdl-38802772

ABSTRACT

BACKGROUND: Substance use is an escalating public health problem in South Africa resulting in risky behaviours and poor educational attainment among adolescents. There is a huge battle to overcome substance use among learners as more drugs become easily available with the mean age of drug experimentation reported to be at 12 years of age. It is important to continuously understand the trends in substance use in order to assess if there are positive changes and provide evidence for the development of context-specific effective interventions. This paper outlines the prevalence of substance use among selected high schools in a district in Limpopo province. METHODS: To determine the prevalence of substance use among selected high school learners in a district in Limpopo Province, a cross-sectional school survey of 768 learners was conducted. Data was analysed using SPSS v 26. Descriptive analysis was used to describe the independent and dependent variables and Chi-Square test was used to investigate associations between demographic characteristics and substance use among high school learners. RESULTS: The most abused substances by learners were alcohol (49%), cigarettes (20.8%) and marijuana (dagga/cannabis) (16.8%). In a lifetime, there was a significant difference (P < 0.05) in cigarette smoking with gender, school, and grade; with more use in males (14.2%) than females (7.6%); in urban schools (14.6) than peri-urban (6.7%) and more in Grade 12 (6.4%). There was a significant difference (P < 0.05) in alcohol use with more use in Grade 10 (12.6%) and varied use among male and female learners but cumulatively more alcohol use in females (27.7%). Drug use varied, with an overall high drug use in urban schools (20.7%). CONCLUSIONS: Substance use is rife among high school learners in the district and health promotion initiatives need to be tailored within the context of socio-demographic characteristics of learners including the multiple levels of influence such as peer pressure, poverty, unemployment and child headed families. Additional research is required to investigate the factors leading to a notable gradual increase in use among female learners and into the environmental and family settings of learners in influencing substance use.


Subject(s)
Students , Substance-Related Disorders , Humans , South Africa/epidemiology , Male , Female , Adolescent , Cross-Sectional Studies , Substance-Related Disorders/epidemiology , Students/statistics & numerical data , Students/psychology , Prevalence , Schools , Socioeconomic Factors , Sociodemographic Factors , Adolescent Behavior/psychology
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