E M Derks

Summary

Affiliation: Vrije Universiteit
Country: The Netherlands

Publications

  1. ncbi request reprint Statistical power to detect genetic and environmental influences in the presence of data missing at random
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 10:159-67. 2007
  2. pmc Assessment and etiology of attention deficit hyperactivity disorder and oppositional defiant disorder in boys and girls
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Behav Genet 37:559-66. 2007
  3. ncbi request reprint A test of the equal environment assumption (EEA) in multivariate twin studies
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 9:403-11. 2006
  4. ncbi request reprint Genetic analyses of maternal and teacher ratings on attention problems in 7-year-old Dutch twins
    E M Derks
    Department Biological Psychology, Vrije Universiteit, Van der Boechorststraat 1, 1081 BT, Amsterdam, The Netherlands
    Behav Genet 36:833-44. 2006
  5. ncbi request reprint The relations between DISC-IV DSM diagnoses of ADHD and multi-informant CBCL-AP syndrome scores
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, 1081 BT Amsterdam, The Netherlands
    Compr Psychiatry 47:116-22. 2006
  6. ncbi request reprint Why more boys than girls with ADHD receive treatment: a study of Dutch twins
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 10:765-70. 2007
  7. pmc Genetic and environmental influences on the relation between attention problems and attention deficit hyperactivity disorder
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Van der Boechorststraat 1, Amsterdam, 1081 BT, The Netherlands
    Behav Genet 38:11-23. 2008
  8. ncbi request reprint Effects of censoring on parameter estimates and power in genetic modeling
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res 7:659-69. 2004
  9. ncbi request reprint A study of genetic and environmental influences on maternal and paternal CBCL syndrome scores in a large sample of 3-year-old Dutch twins
    E M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Behav Genet 34:571-83. 2004
  10. pmc Neuroimaging of response interference in twins concordant or discordant for inattention and hyperactivity symptoms
    D van 't Ent
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Neuroscience 164:16-29. 2009

Detail Information

Publications21

  1. ncbi request reprint Statistical power to detect genetic and environmental influences in the presence of data missing at random
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 10:159-67. 2007
    ..However, the EDAC design may be preferred when an additional purpose of a study is to detect quantitative trait loci effects...
  2. pmc Assessment and etiology of attention deficit hyperactivity disorder and oppositional defiant disorder in boys and girls
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Behav Genet 37:559-66. 2007
    ..The heritabilities for both ADHD and ODD were high and were the same in boys and girls. However, partly different genes are expressed in boys and girls...
  3. ncbi request reprint A test of the equal environment assumption (EEA) in multivariate twin studies
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 9:403-11. 2006
    ..The number of twin pairs that is needed is no greater than the number typically available in most twin registries. The analysis of spatial ability and aggression indicated no detectable violation of the EEA...
  4. ncbi request reprint Genetic analyses of maternal and teacher ratings on attention problems in 7-year-old Dutch twins
    E M Derks
    Department Biological Psychology, Vrije Universiteit, Van der Boechorststraat 1, 1081 BT, Amsterdam, The Netherlands
    Behav Genet 36:833-44. 2006
    ..Because Attention Problems that are persistent over situations may indicate more serious behavior problems than context dependent Attention Problems, we believe that gene finding strategies should focus on this common phenotype...
  5. ncbi request reprint The relations between DISC-IV DSM diagnoses of ADHD and multi-informant CBCL-AP syndrome scores
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, 1081 BT Amsterdam, The Netherlands
    Compr Psychiatry 47:116-22. 2006
    ..We will examine this relation across sex using multi-informant data...
  6. ncbi request reprint Why more boys than girls with ADHD receive treatment: a study of Dutch twins
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res Hum Genet 10:765-70. 2007
    ..These findings have implications for the results of genetic studies that rely on referred samples, as these studies may give a distorted view of sex differences in the population...
  7. pmc Genetic and environmental influences on the relation between attention problems and attention deficit hyperactivity disorder
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Van der Boechorststraat 1, Amsterdam, 1081 BT, The Netherlands
    Behav Genet 38:11-23. 2008
    ..The aim of the present study is to investigate the extent to which these instruments measure an underlying construct and to estimate the genetic and environmental influences on individual differences in ADHD...
  8. ncbi request reprint Effects of censoring on parameter estimates and power in genetic modeling
    Eske M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res 7:659-69. 2004
    ..The analysis of L-shaped distributed data with normal theory ML results in biased parameter estimates. Unbiased parameter estimates are obtained with categorical data analysis, but the power decreases...
  9. ncbi request reprint A study of genetic and environmental influences on maternal and paternal CBCL syndrome scores in a large sample of 3-year-old Dutch twins
    E M Derks
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Behav Genet 34:571-83. 2004
    ....
  10. pmc Neuroimaging of response interference in twins concordant or discordant for inattention and hyperactivity symptoms
    D van 't Ent
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Neuroscience 164:16-29. 2009
    ....
  11. pmc A structural MRI study in monozygotic twins concordant or discordant for attention/hyperactivity problems: evidence for genetic and environmental heterogeneity in the developing brain
    D van 't Ent
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Neuroimage 35:1004-20. 2007
    ..e., high concordant MZ pairs) vs. environmental (i.e., high-low discordant MZ pairs) risk factors. These results provide clues that further our understanding of brain alterations in ADHD...
  12. ncbi request reprint Attention problems and attention-deficit/hyperactivity disorder in discordant and concordant monozygotic twins: evidence of environmental mediators
    Hanne Lehn
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    J Am Acad Child Adolesc Psychiatry 46:83-91. 2007
    ..To study familial and nonfamilial environmental influences on attention problems and attention-deficit/hyperactivity disorder (ADHD) in monozygotic twins discordant and concordant-high and low for these traits...
  13. ncbi request reprint Across the continuum of attention skills: a twin study of the SWAN ADHD rating scale
    Tinca J C Polderman
    Department of Biological Psychology, Vrije Universiteit of Amsterdam, The Netherlands
    J Child Psychol Psychiatry 48:1080-7. 2007
    ..Items of the SWAN are scored on a seven-point scale, with in the middle 'average behavior' and on the extremes 'far below average' and 'far above average'...
  14. ncbi request reprint Young Netherlands Twin Register (Y-NTR): a longitudinal multiple informant study of problem behavior
    Meike Bartels
    Department of Biological Psychology, Vrije Univerisiteit Amsterdam, The Netherlands
    Twin Res Hum Genet 10:3-11. 2007
    ..In conclusion, between ages 3 and 12 genetic factors are the most important cause of individual differences in emotional and behavioral problems...
  15. ncbi request reprint Netherlands Twin Register: a focus on longitudinal research
    Dorret I Boomsma
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Twin Res 5:401-6. 2002
    ..Large cohorts of phenotyped family members from the general population are very valuable for genetic epidemiological studies and permit selection of informative families for gene finding studies...
  16. ncbi request reprint Longitudinal stability of the CBCL-juvenile bipolar disorder phenotype: A study in Dutch twins
    Dorret I Boomsma
    Department of Biological Psychology, Vrije Universiteit, Amsterdam, The Netherlands
    Biol Psychiatry 60:912-20. 2006
    ..The purpose of this study is to assess the developmental stability of the CBCL-JBD phenotype across ages 7, 10, and 12 years in a large population-based twin sample and to examine its genetic architecture...
  17. ncbi request reprint Prevalence and genetic architecture of Child Behavior Checklist-juvenile bipolar disorder
    James J Hudziak
    Department of Psychiatry, University of Vermont, Burlington 05405, USA
    Biol Psychiatry 58:562-8. 2005
    ....
  18. ncbi request reprint The genetic and environmental contributions to attention deficit hyperactivity disorder as measured by the Conners' Rating Scales--Revised
    James J Hudziak
    Division of Behavioral Genetics, Department of Psychiatry, University of Vermont, Given B229, Burlington, VT 05405, USA
    Am J Psychiatry 162:1614-20. 2005
    ..These studies typically used DSM ADHD symptoms collected by telephone or interviews with mothers. The purpose of this study was to test the genetic architecture of ADHD by using the ADHD index from Conners' Rating Scales-Revised...
  19. ncbi request reprint The genetic and environmental contributions to oppositional defiant behavior: a multi-informant twin study
    James J Hudziak
    Department of Psychiatry, University of Vermont, Burlington 05405, USA
    J Am Acad Child Adolesc Psychiatry 44:907-14. 2005
    ..To estimate the genetic and environmental contributions to oppositional defiant behavior (ODB) from mother, father, and teacher report using the Conners Revised Short Forms in a large twin sample...
  20. doi request reprint The relative contribution of genes and environment to alcohol use in early adolescents: are similar factors related to initiation of alcohol use and frequency of drinking?
    Evelien A P Poelen
    Behavioural Science Institute, Radboud University Nijmegen, Nijmegen, The Netherlands
    Alcohol Clin Exp Res 32:975-82. 2008
    ....
  21. ncbi request reprint The latent class structure of ADHD is stable across informants
    Robert R Althoff
    Department of Psychiatry, University of Vermont, Burlington, Vermont 05405, United States of America
    Twin Res Hum Genet 9:507-22. 2006
    ..Results from LCA using Dutch twins with the CRS show stability across informants suggesting that more stable phenotypes may be accessible for genotyping using a multi-informant approach...