Main focus of parents of children with attention deficit hyperactivity disorder and the effectiveness of early clinical screening

Table 2 Parents' concerns about children with attention deficit hyperactivity disorder

Year	Concerns
	Poor academic performance	Poor friend relationship	Poor sleep quality	Making careless mistakes	Taking to himself	Hitting people nearby	Short attention time	Disobedient	Emotional	Restles	Others
< 7	56	9	72	46	66	242	962	521	465	508	8
7-12	452	76	4	185	22	35	220	210	45	59	7
> 12	120	15	18	35	7	19	35	68	26	20	4