Inattention, impulsivity, and hyperactivity from preschool to school age: Performance of hard-to-manage boys on laboratory measures
Inattention, impulsivity, and hyperactivity from preschool to school age: Performance of hard-to-manage boys on laboratory measures
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DOI:
10.1017/s0021963098002777
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发表时间:
1998-09-01
影响因子:
7.6
通讯作者:
Campbell, SB
中科院分区:
文献类型:
--
作者:
Marakovitz, SE;Campbell, SB
Boys identified as hard-to-manage at age 4 and age-matched controls were assessed on laboratory measures of inattention, impulsivity, and hyperactivity at ages 4, 6, and 9. Hard-to-manage boys still exhibited some behavioral difficulties at age 9, but were not more inattentive or impulsive than controls. Boys with Attention Deficit Disorder (ADD) at age 9 showed performance deficits in each symptom-related domain relative to problem boys without ADD and controls. However, hard-to-manage problem boys with and without ADD did not differ on most earlier measures of inattention, impulsivity, and hyperactivity, suggesting that symptoms specific to ADD emerged more clearly between ages 6 and 9.