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Bezdjian, Serena; Tuvblad, Catherine; Wang, Pan; Raine, Adrian; Baker, Laura A. – Developmental Psychology, 2014
In the present study, we investigated genetic and environmental effects on motor impulsivity from childhood to late adolescence using a longitudinal sample of twins from ages 9 to 18 years. Motor impulsivity was assessed using errors of commission (no-go errors) in a visual go/no-go task at 4 time points: ages 9-10, 11-13, 14-15, and 16-18 years.…
Descriptors: Genetics, Environmental Influences, Twins, Children
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Ehm, Jan-Henning; Kerner auch Koerner, Julia; Gawrilow, Caterina; Hasselhorn, Marcus; Schmiedek, Florian – Developmental Psychology, 2016
The present longitudinal study aimed to investigate the influence of ADHD symptoms on reading development in elementary schoolchildren. To this end, repeated assessments of ADHD symptoms (teacher ratings of inattention, hyperactivity, and impulsivity) and reading achievement (standardized tests of decoding speed and text comprehension) were…
Descriptors: Correlation, Elementary School Students, Attention Deficit Hyperactivity Disorder, Individual Differences
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Eisenberg, Nancy; Valiente, Carlos; Spinrad, Tracy L.; Cumberland, Amanda; Liew, Jeffrey; Reiser, Mark; Zhou, Qing; Losoya, Sandra H. – Developmental Psychology, 2009
The purpose of the study was to examine the relations of effortful control (EC), impulsivity, and negative emotionality to at least borderline clinical levels of symptoms and change in maladjustment over four years. Children's (N = 214; 77% European American; M age = 73 months) externalizing and internalizing symptoms were rated by parents and…
Descriptors: Conceptual Tempo, Behavior Problems, Self Control, Adjustment (to Environment)