基于回归分析的山西省青少年身体素质影响因素研究

Research on the Factors Affecting the Physical Quality of Adolescents in Shanxi Province Based on Regression Analysis

青少年身体素质关系着民族的未来。依据《国家学生体质健康标准》,运用文献法、测试法、问卷调查法,数理统计法对山西省四所中学高中青少年体质健康数据进行分析,结果发现存在诸多问题:青少年体重过大,肥胖与超重占总人数比重大;肺活量体重指数水平偏低;上肢力量和耐力水平极差,引体向上大部分不及格;速度素质、耐力素质和爆发力素质处于中等水平,近视程度严重等。针对这些问题提出以下对策建议:改善青少年参与体育的环境,促进多元协同管理;提高政策制定的前瞻性,完善政策执行监督体系;促进青少年自我认知,强化自我效能感;依托科学技术平台,打造智慧体育教学模式。

The physical quality of teenagers is related to the future of the nation.According to the National Physical Health Standard,the author analyzed the physical health data of teenagers in four middle schools and high schools in different urban areas of Shanxi Province by using the met hods of literature review,test ing,questionnaire and mathematical statistics.It was found that a large proportion of the teenager population has obesity and overweight.The teenagens have a low level of vital capacity and body mass index;extremely poor upper limb strength and endurance;a high percentage of failure at pull-ups test;medium speed,endurance and explosive power;and high myopia.To tackle these problems,the following measures are put forward;to improve the environment for teenagers to participate in sports and promote multiple collaborative management;to improve foresight in policy making and improve the supervision systerm of policy implementation;to promote adolescents self-acknowledgement and strengthen their sense of self-efficacy;to rely on the scientific and technological platform,and to create a smart physical education model.