A Comparative Study Of The Technical Level And Related Factors Of Domestic And Foreign Defenders In The CBA Regular Season

With the continuous development of China man occupation League expands,more and more foreign outstanding defender came to play in the CBA,which includes many who played in the United States occupation League best defender,such as Marbury of Beijing,Hodson of Liaoning,such as Shandong Jeter,they not only have rich tactical experience,excellent physical quality,but also has super game,their arrival on the home guard,both opportunities and challenges,will have an important impact on the growth in the CBA League China defender.In this paper,using the research methods of literature,video observation,and mathematical statistics,logic analysis,RSR comprehensive evaluation,on the one hand,the technical indicators of the CBA regular season international defender of the age,height and weight and regular season in quantitative analysis,qualitative research regularly on the other hand,training methods CBA back home and training mode,trying to find out the domestic and foreign CBA guard guard in basketball match in the gap,and combined with the back of its own actual situation,hoping to provide some suggestions and countermeasures suitable for cultivating domestic players and training.The quantitative index can reflect the level of defense technology,the relevant factors(time,age,body shape),attack technique index(score,shooting,free throw percentage,assists,turnovers and offensive rebounds),defense technical specification(steals,fouls,defensive rebounds,total rebounds),through processing the quantitative data and data analysis,the conclusion.The results are as follows:(1)The average playing time back home is 33.69 Min,the average time of foreign defender is 38.50 Min,through independent sample T test,two tailed test Sig.(bilateral)value of 0.018,less than 0.05,there was significant difference between the two.CBA regular season home guard players have less time to play and the introduction of CBA foreign defender limits the playing time of the domestic defender.(2)The average age of the defender is 28.70 years old,the average age of foreign back 29 years,through independent sample T test,two tailed test Sig.(bilateral)value of 0.877 is greater than 0.05,the difference was not significant,but the back age relatively large fluctuations,new and old slow.(3)At home and abroad back in height and weight,the Ktole index were not significantlydifferent,but CBA back home to the power quality training seriously enough,in the high intensity of competition,lack of power,poor physical confrontation.(4)At home and abroad back there were significant differences in the ability to score three points,two points,the ball ball,penalty ability,CBA back home shooting choose less,more concentrated zone of shooting,shooting a lack of confidence,poor psychological quality,ability is relatively weak breakthrough made destruction.(5)The domestic and foreign guards in assists,errors were not significantly different,but CBA back home control ball,poor ability,meet defense is prone to mistakes in the ability for the rebounds,there was a significant difference between the two,CBA back home for rebounds poor.(6)The defender did not exist significant differences in steals,fouls,the defender for the game reading ability,judgment ability,ability to control the tempo of the poor,the reaction speed is slow,in comparison,total rebounds on the defensive rebounds,there was a significant difference between the two,CBA back home for rebounds poor.