[Retracted] Nontarget Suppression in Ball Sports Multitarget-Tracking Task

Table 1

Basic information of the subjects.

Category	Expert group	Novice group	Control group
Number of people	22	23	23
Gender: Male/female	10/12	11/10	10/13
Age	20.59 ± 2.55	19.5 ± 3.2	20.68 ± 1.97
Training years	5.56 ± 1123	1.75 ± 0.80	—
Training frequency/(times/week)	6	6	—
Training time/(h/time)	3	2 ∼ 3	—
Sport class	7 national athletes	National level-2 athletes 10	No sports rating