Study On Physical Health Status And Influencing Factors Of Middle School Students Aged 13-18 In Nanchang City From The Perspective Of Social Ecology

For the urban middle schools in Nanchang city,Jiangxi Province selected by the2022 National Student Physical Fitness and Health Survey,stratified group sampling method was adopted to test for the middle school students aged from 13 to 18 in the city of Nanchang city,and the physical fitness questionnaires were distributed to the selected students and their parents.Under the perspective of social ecological system theory,from the micro,medium 2 system four levels of Nanchang urban adolescent physical health factors,main analysis of personal,family,school,community factors on the influence of physical health,aims to master the Nanchang 13 ～ 18 middle school students physical health,trying to find out the physical health of individual,family,schools,community,and the relationship between different levels.It provides a theoretical basis for further enhancing the physical health level of teenagers.research conclusion:(1)In 2022,the qualified rate of middle school students aged 13 to 18 in Nanchang city,and the normal BMI of girls was significantly higher than that of boys(P <0.01).The qualified rate of physical fitness is highest.The qualified rate of50-meter running for the boys is 95.7% and the lowest qualified rate of pull-up is19.3%;the highest qualified rate of standing long jump is 90.6% and the lowest qualified rate of 50-meter running 87.1%;The qualified rate of middle school students in Nanchang is 84.4% is lower than the physical health survey of Jiangxi Province in 2014;93.4% is higher than 92.6% of Jiangxi Province in 2014.(2)The investigation of personal influence factors found that middle school students in Nanchang city participate in strength training,and they have a positive attitude towards participating in physical exercise in the future.They like to exercise with friends,and think that participating in sports with friends is conducive to improving their sports skills.The attitude of participating in physical exercise and the encouragement of friends are also the key factors for the physical health of middle school students aged from 13 to 18 years old in Nanchang city.(3)The survey of family influencing factors found that the parents of middle school students in Nanchang city participated in muscle strength training on less days.In family socio-economic status,parents above high school and annual family per capita income above 30,000 yuan;their parents spend more in sports and sports activities.The regression of family factors found that low family income,less money investment in family sports,parents ’attention to children’s physical education and lack of physical exercise are all unqualified factors of middle school students aged 13 to 18 in Nanchang city.(4)he survey found that more than half of the middle school students in Nanchang go to school by day study,and most of them use public transportation to and from school;the students are satisfied with teachers,school sports atmosphere,PE class and extracurricular sports arrangement.More than 80% of students do homework for more than one hour every day in their leisure time from Monday to Sunday.Students take part in school physical exercise and have less extracurricular sports training.The regression of school factors found that students’ dissatisfaction with teachers,poor physical exercise atmosphere,excellent academic performance,and more homework every day are the risk factors for unqualified physical health of middle school students aged 13 to 18 in Nanchang city.(5)The investigation of community influencing factors found that the distribution of community site equipment and facilities in Nanchang city is relatively wide,but the organization and management institutions are not systematic enough,and there is a lack of youth sports activities in the community,youth sports training and the establishment of youth sports organizations.Urban communities rarely set up youth sports organizations,hold youth sports activities,and provide free youth sports training.In the regression of community factors,it was found that less youth activities in communities(or streets / towns)is a risk factor for unqualified physical health of middle school students aged 13-18 in Nanchang city,which has an impact on students’ total performance,physiological function and physical form indicators.(6)For individual,family,school and community factors,it is found that individual aspects: at least 60 minutes of intensive physical exercise on weekends,and few friends participate in physical exercise with me are the risk factors for unqualified physical health of middle school students aged 13 to 18 in Nanchang city.Family: low family income,child father low education,family members to participate in sports activities as leisure activities,parents working days in high intensity physical activity accumulated 30 minutes less days,parents of the school sports risk prevention and control interim do not understand,parents will not see the children to participate in sports,parents did not tell the children to participate in sports for health benefits,parents and children to participate in sports activities,parents weekdays in high intensity physical activity accumulated 30 minutes less days is Nanchang 13～18 middle school students physical health unqualified risk factors.School: the number of residential students,school extracurricular sports clubs,the number of participation in the school sports team in the past year,the number of after-school training classes,other teachers active support for physical exercise are the risk factors of middle school students aged 13 to 18 in Nanchang city.Community: the lack of youth sports activities held by the community is a risk factor for the unqualified physical health of middle school students aged 13-18 in Nanchang city.