Publications by authors named "Elisabet Blok"

Objective: Exposure to infections during pregnancy may be a potential risk factor for later psychopathology, but large-scale epidemiological studies investigating associations between prenatal infection and long-term offspring behavioral problems in the general population are scarce. In our study, we aimed to investigate the following: (1) the association between prenatal infection and adolescent behavior, (2) putative underlying pathways (mediation), and (3) "second hits" interacting with prenatal infection to increase the risk of adolescent behavior problems (moderation).

Method: Our study was embedded in a prospective Dutch pregnancy cohort (Generation R; n = 2,213 mother-child dyads).

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Objective: Youth with symptoms of emotion dysregulation are at risk for a multitude of psychiatric diagnoses later in life. However, few studies have focused on the underlying neurobiology of emotion dysregulation. This study assessed the bidirectional relationship between emotion dysregulation symptoms and brain morphology throughout childhood and adolescence.

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Dietary patterns in childhood have been associated with child neurodevelopment and cognitive performance, while the underlying neurobiological pathway is unclear. We aimed to examine associations of dietary patterns in infancy and mid-childhood with pre-adolescent brain morphology, and whether diet-related differences in brain morphology mediate the relation with cognition. We included 1888 and 2326 children with dietary data at age one or eight years, respectively, and structural neuroimaging at age 10 years in the Generation R Study.

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  • Psychotic disorders have been linked to structural brain changes, but this study specifically looks at how brain structure relates to hallucinations in children over time, offering insights beyond past cross-sectional research.
  • The research involved neuroimaging of over 2,000 children at age 10, with a subset scanned again at 14, assessing hallucinations as a binary variable using advanced statistical models to explore associations.
  • Results showed that smaller brain volumes and cortical surface areas at age 10 were related to an increased likelihood of experiencing hallucinations by age 14, highlighting a potential neurodevelopmental risk factor for your psychological well-being.
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Objective: Autistic traits are associated with alterations in brain morphology. However, the anatomic location of these differences and their developmental trajectories are unclear. The primary objective of this longitudinal study was to explore the bidirectional relationship between autistic traits and brain morphology from childhood to adolescence.

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The field of psychiatry increasingly highlights the importance of studying not only the influence of the brain on behavior, but also the long-term influences that the persistence of specific behaviors can have on the brain. A severe behavioral phenotype that puts children at risk for later psychopathology is the Child Behavior Checklist-Dysregulation Profile (CBCL-DP). In earlier work, Shaw et al.

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  • The human brain evolves over time, with changes in structure affecting mental health and diseases throughout life.
  • This study identifies genetic variants that influence brain growth and shrinkage, using data from 15,640 individuals and focusing on 15 brain structures.
  • Key genes linked to metabolism were found, highlighting connections to conditions like depression and schizophrenia, and suggesting that understanding these genetic factors could lead to insights about healthy and problematic brain development and aging.
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Importance: Animal studies show that Maternal Immune Activation (MIA) may have detrimental effects on fetal brain development. Clinical studies provide evidence for structural brain abnormalities in human neonates following MIA, but no study has investigated the long-term effects of MIA (as measured with biomarkers) on human brain morphology ten years after the exposure.

Objective: Our aim was to evaluate the long-term impact of MIA on brain morphology in 10-year-old children, including the possible mediating role of gestational age at birth.

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Introduction: Childhood and adolescence are crucial periods for brain and behavioral development. However, it is not yet clear how and when deviations from typical brain development are related to broad domains of psychopathology.

Methods: Using three waves of neuroimaging data within the population-based Generation R Study sample, spanning a total age range of 6-16 years, we applied normative modeling to establish typical development curves for (sub-)cortical volume in 37 brain regions, and cortical thickness in 32 brain regions.

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  • * Senior academics encounter unique challenges in embracing and promoting open research despite their self-interest, which can be aligned with improving their research quality and productivity.
  • * The paper suggests three actionable steps for senior academics: revising hiring criteria, changing how scholarly outputs are credited, and aligning funding and publishing processes with open research principles, along with additional resources for further exploration.
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Objective: To investigate whether child mental health problems prospectively associate with IQ-achievement discrepancy (i.e., academic under- and over-achievement) in emerging adolescence.

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Psychopathology and cognitive development are closely related. Assessing the relationship between multiple domains of psychopathology and cognitive performance can elucidate which cognitive tasks are related to specific domains of psychopathology. This can help build theory and improve clinical decision-making in the future.

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  • - This study examines the relationship between sleep problems and mental health issues in children aged 10-14, noting that sleep problems are common in this demographic and often relate to mental health difficulties.
  • - The researchers included 788 children aged 10-11 and 344 aged 13-14, using both mother-reported data and wrist actigraphy to assess sleep patterns and mental health symptoms.
  • - Findings indicate that higher reported sleep issues correlate with increased mental health problems, particularly in younger children, although actigraphy data showed limited associations, suggesting a gap between subjective sleep reports and objective sleep measures.
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  • The study explored gender diversity in a large, diverse group of adolescents in Rotterdam, focusing on predictors and mental health outcomes.
  • Fewer than 1% of parents reported their child had gender-variant experiences, while 4% of adolescents reported such feelings at ages 13-15.
  • Adolescents assigned female at birth exhibited more gender-variant experiences, which were linked to higher rates of anxiety, depression, and other mental health issues, regardless of the child's assigned sex at birth.
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Autism spectrum disorders (ASD) are associated with widespread brain alterations. Previous research in our group linked autistic traits with altered gyrification, but without pronounced differences in cortical thickness. Herein, we aim to replicate and extend these findings using a larger and older sample.

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Assessing stability and change of children's psychopathology symptoms can help elucidate whether specific behaviors are transient developmental variations or indicate persistent psychopathology. This study included 6930 children across early childhood (T1), late childhood (T2) and early adolescence (T3), from the general population. Latent profile analysis identified psychopathology subgroups and latent transition analysis quantified the probability that children remained within, or transitioned across psychopathology subgroups.

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  • Executive functions (EFs) are linked to the risk of developing psychological issues and substance use, prompting a study on their association with white matter microstructure in children.
  • Using data from the ABCD Study, researchers analyzed EFs, parent-reported symptoms, and diffusion tensor imaging metrics from nearly 8,600 children aged 9 to 10 years.
  • Results showed that EFs are related to specific conduct problems and ADHD, and while diffusion metrics (FA and MD) didn't directly correlate with these issues, their connections were mediated by EFs across most white matter tracts in the brain.
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Brain morphology is altered in both anorexia nervosa and obesity. However, it is yet unclear if the relationship between Body Mass Index-Standard Deviation Score (BMI-SDS) and brain morphology exists across the BMI-SDS spectrum, or is present only in the extremes. The study involved 3160 9-to-11 year-old children (50.

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The trend toward large-scale collaborative studies gives rise to the challenge of combining data from different sources efficiently. Here, we demonstrate how Bayesian evidence synthesis can be used to quantify and compare support for competing hypotheses and to aggregate this support over studies. We applied this method to study the ordering of multi-informant scores on the ASEBA Self Control Scale (ASCS), employing a multi-cohort design with data from four Dutch cohorts.

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Collaborative networks and data sharing initiatives are broadening the opportunities for the advancement of science. These initiatives offer greater transparency in science, with the opportunity for external research groups to reproduce, replicate, and extend research findings. Further, larger datasets offer the opportunity to identify homogeneous patterns within subgroups of individuals, where these patterns may be obscured by the heterogeneity of the neurobiological measure in smaller samples.

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Think about this: Linke et al. are publishing the "first" ever study using diffusion tensor imaging (DTI) in children with disruptive mood dysregulation disorder (DMDD). Child and adolescent psychiatrists know that these children are not new and are not uncommonly seen in both inpatient and outpatient mental health settings.

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