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Becht, Andrik I.; Luyckx, Koen; Nelemans, Stefanie A.; Goossens, Luc; Branje, Susan J. T.; Vollebergh, Wilma A. M.; Meeus, Wim H. J. – Developmental Psychology, 2019
This multisample longitudinal study examined the directionality of effects between identity exploration and commitment processes and depressive symptoms across adolescence. We compared two theoretical perspectives. According to the vulnerability model, identity uncertainty predicts depressive symptoms, whereas the scar model holds that depressive…
Descriptors: Depression (Psychology), Symptoms (Individual Disorders), Adolescents, Longitudinal Studies
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Peppink, D.; Douma-Kloppenburg, D. D.; de Rooij-Askes, E. S. P.; van Zoest, I. M.; Evenhuis, H. M.; Gille, J. J. P.; van Hagen, J. M. – Journal of Intellectual Disability Research, 2008
Background: Determining the aetiology of intellectual disability (ID) enables anticipation of specific comorbidity and can thus be beneficial. Blood sampling, however, is considered stressful for people with ID. Our aim was to evaluate the feasibility of a non-invasive screening technique of nine microdeletions/duplications among adults with ID of…
Descriptors: Mental Retardation, Identification, Genetics, Sampling
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Verkerk, G. – Physics Education, 1984
Investigated what abilities and objectives can be measured on practical tests. Results suggest that these tests be composed of separate parts which measure the ability to perform an experiment and the ability to interpret and analyze an experiment. A brief description of the Dutch school system is included. (JN)
Descriptors: Ability Identification, Academic Achievement, Foreign Countries, Physics