A Comparative Study On The Physical Development Status Of Male Basketball Players Aged 12 To 14 In Xi'an

With the development of science and technology level,advanced scientific research achievements have been continuously applied to athletes' training and competition.When the coaching team and scientific researchers control the athletes'competition process and training rules more in place,and the acquired training level is getting closer and closer,the advantages of athletes'innate project characteristics are highlighted,and become an important factor to improve their performance and influence the competition.The characteristics of basketball players are various,among which technology and tactics play a dominant role,and the normal play of technology and tactics requires physical fitness as its basis,so the state of physical fitness directly aaffects the performance of athletes on the field.In order to better understand the current situation of the physical fitness of male basketball players aged 12-14 in Xi'an,137 male basketball players aged 12-14 in Xi'an were tested by using literature,expert interviews,questionnaires,on-site tests,logical analysis and mathematical statistics,and other research methods.The data obtained were analyzed by mathematical statistics,and the corresponding evaluation criteria were obtained.Qualitative and comparative analysis was carried out.Research purposes:(1)To determine the physical fitness test index and test method of men's basketball team of 12-14 age group in Xi'an.(2)To determine the evaluation criteria of the physical fitness of men's basketball players in the age of 12-14 in Xi'an,and to provide practical and reliable theoretical basis for better understanding the physical fitness of basketball players in Xi'an and selecting excellent basketball players.(3)By comparing with the evaluation data of different age groups in other areas in China,we can find out the advantages and shortcomings,and provide the first-line coaches in Xi'an with a specific training direction to improve the success rate.Research conclusions:(1)Through a large number of literature review and expert interviews,the final determination of Xi'an 12-14 year-old male basketball players physical fitness test indicators.(2)By testing 137 male basketball players aged 12-14 in 8 middle school teams and Basketball Schools in Xi'an area,according to the actual situation,the test methods that meet the existing conditions of most sports teams are given.lt also establishes evaluation criteria for the measured data,which provides a theoretical basis for better understanding the actual situation of athletes'physical fitness.(3)Significant difference analysis was made between the test data and other regions.The whole 12-year-old group maintained a stable state,and the 13-year-old and 14-year-old groups began to show significant difference,with the degree of difference widening gradually with the increase of age.(4)By comparing with the commonly used material selection test indicators in China,the indicators established in this study are more detailed in terms of upper limb strength,variable moving speed,anaerobic endurance and so on.Compared with the evaluation criteria,the speed quality of young basketball players in Xi'an is slightly lower than that of other regions,the strength quality is basically equal,and the endurance quality is slightly higher than that of other regions.