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1.
Dev Psychol ; 2024 Jun 27.
Artigo em Inglês | MEDLINE | ID: mdl-38934902

RESUMO

Self-regulation (SR; emotion-related, and behavioral), executive function, and theory of mind (ToM) all play an important role in child socioemotional functioning (SEF). However, much remains unknown about the interplay among these abilities when facing various challenging situations. Additionally, the role of these abilities in child SEF has not yet been studied among minority children from an Eastern culture. Thus, we conducted one study with two models to examine the combined contribution of these core abilities, concurrently, to children's SEF during the transition to kindergarten, and longitudinally (about 3 years later) to children's SEF during COVID-19. Overall, 202 kindergarten children (aged 4.9-6.5 years) participated, of which 136 of them in the longitudinal follow-up (aged 8.83-10.6 years). We used behavioral tasks and teacher and maternal reports. Mothers also reported their own distress during the COVID-19 pandemic. During the transition to kindergarten, we found that emotion-related SR was positively related to children's SEF. We also found that emotion-related SR moderated the relation between inhibition and ToM. In the follow-up study, we found that emotion-related SR in kindergarten significantly predicted children's SEF during the COVID-19 crisis, directly and indirectly, through children's SEF in kindergarten and their maternal COVID-related distress. Moreover, emotion-related SR moderated the longitudinal association between children's ToM at kindergarten age and their SEF during the COVID-19 crisis. Our findings highlight the central role that emotion-related SR plays in children's ability to face different challenges. (PsycInfo Database Record (c) 2024 APA, all rights reserved).

2.
Cortex ; 167: 25-40, 2023 10.
Artigo em Inglês | MEDLINE | ID: mdl-37517356

RESUMO

Increased intrasubject variability of reaction time (RT) refers to inconsistency in an individual's speed of responding to a task. This increased variability has been suggested as a fundamental feature of attention deficit hyperactivity disorder (ADHD), however, its neural sources are still unclear. In this study, we aimed to examine whether such inconsistency at the behavioral level would be accompanied by inconsistency at the neural level; and whether different types of neural and behavioral variability would be related to ADHD symptomatology. We recorded electroencephalogram (EEG) data from 62 adolescents, who were part of a prospective longitudinal study on the development of ADHD. We examined trial-by-trial neural variability in response to visual stimuli in two cognitive tasks. Adolescents with high ADHD symptomatology exhibited an increased neural variability before the presentation of the stimulus, but when presented with a visual stimulus, this variability decreased to a level that was similar to that exhibited by participants with low ADHD symptomatology. In contrast with our prediction, neural variability was unrelated to the magnitude of behavioral variability. Our findings suggest that adolescents with higher symptoms are characterized by increased neural variability before the stimulation, which might reflect a difficulty in alertness to the forthcoming stimulus; but this increased neural variability does not seem to account for their RT variability.


Assuntos
Transtorno do Deficit de Atenção com Hiperatividade , Adolescente , Humanos , Transtorno do Deficit de Atenção com Hiperatividade/complicações , Eletroencefalografia , Estudos Longitudinais , Estudos Prospectivos , Tempo de Reação/fisiologia
3.
Front Psychiatry ; 13: 927411, 2022.
Artigo em Inglês | MEDLINE | ID: mdl-35935437

RESUMO

Although the evidence for the genetic basis of attention-deficit/hyperactivity disorder (ADHD) is strong, environmental factors, such as the quality of parenting or the home environment, may moderate such genetic liability. The plausible negative effect of a low-quality home environment and negative parenting on child outcomes is well-established; however, the positive effect of a high-quality environment and positive parenting remained largely uninvestigated. Due to the presence of genetic, temperamental, or physiological factors, children who were traditionally considered at-risk for ADHD may be more sensitive to aspects of their environment compared to children who are not at such risk. Therefore, they would be more affected by their environmental experience, either for good or bad. Under supportive environmental conditions, such at-risk individuals might actually outperform their non-vulnerable peers, suggesting that these individual factors might be considered susceptibility factors rather than risk factors. Little is known regarding the positive effect of the environment in the ADHD literature, but it has been demonstrated in cognitive functions that are closely associated with ADHD, such as executive functions (EF). We review this literature and examine the extant empirical support for sensitivity to aspects of the home environment and parenting in the case of ADHD and EF. Moreover, we review factors that could help identify the specific aspects of the home environment and parenting that these children might be more susceptible to. Such knowledge could be valuable when designing preventive interventions and identifying those children that are especially sensitive and could benefit from such interventions. Recommendations for future studies are discussed as well.

4.
Brain Sci ; 11(1)2021 Jan 13.
Artigo em Inglês | MEDLINE | ID: mdl-33451149

RESUMO

We examined the longitudinal predictors of electrophysiological and behavioral markers of inhibitory control in adolescence. Participants were 63 adolescent boys who have been followed since birth as part of a prospective longitudinal study on the developmental pathways to attention-deficit hyperactivity disorder (ADHD). At 17 years of age, they completed the stop-signal task (SST) while electroencephalography (EEG) was continuously recorded. Inhibitory control was evaluated by the stop-signal reaction time (SSRT) as well as by the amplitude of the event-related potential (ERP) component of N2 during successful inhibition. We found that higher inattention symptoms throughout childhood predicted reduced amplitude (i.e., less negative) of the N2 in adolescence. Furthermore, the N2 amplitude was longitudinally predicted by the early precursors of child familial risk for ADHD and early childhood temperament. Specifically, father's inattention symptoms (measured in the child's early infancy) and child's effortful control at 36 months of age directly predicted the N2 amplitude in adolescence, even beyond the consistency of inattention symptoms throughout development. The SSRT was predicted by ADHD symptoms throughout childhood but not by the early precursors. Our findings emphasize the relevance of early familial and temperamental risk for ADHD to the prediction of a later dysfunction in inhibitory control.

5.
J Abnorm Child Psychol ; 46(2): 265-276, 2018 02.
Artigo em Inglês | MEDLINE | ID: mdl-28317068

RESUMO

Extreme levels of certain temperament traits can be early markers of different developmental pathways of attention-deficit/hyperactivity disorder (ADHD). However, the long-term utility of using these traits as predictors of ADHD is not fully known. This study includes 64 male adolescents (M age = 13.5), who have been followed since birth as part of a longitudinal study. The primary aim was to test effortful control (EC), activity level, and anger, measured in early childhood - both with mother's reports and laboratory assessments -as predictors of ADHD symptoms in adolescence. Further, we investigated the specificity of this prediction to the different ADHD symptom domains. The results demonstrated that early temperament dimensions of EC and activity level were predictive of ADHD symptoms about 10 years later, when the participants reached adolescence. Moreover, activity level showed specificity only to hyperactivity-impulsivity symptoms whereas EC was a predictor of the two symptom domains. Anger had a predictive correlation with ADHD symptoms; however, it did not have a unique predictive contribution. These results emphasize the relevance of EC and activity level in the developmental course of ADHD. Identification of early risk factors can lead to more efficient design and implementation of intervention programs.


Assuntos
Comportamento do Adolescente/fisiologia , Ira/fisiologia , Transtorno do Deficit de Atenção com Hiperatividade/fisiopatologia , Comportamento Infantil/fisiologia , Autocontrole , Temperamento/fisiologia , Adolescente , Criança , Pré-Escolar , Humanos , Estudos Longitudinais , Masculino
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