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The co-occurrence of autism spectrum disorder and attention-deficit/hyperactivity disorder symptoms in parents of children with ASD or ASD with ADHD / Daphne J. VAN STEIJN in Journal of Child Psychology and Psychiatry, 53-9 (September 2012)
[article]
Titre : The co-occurrence of autism spectrum disorder and attention-deficit/hyperactivity disorder symptoms in parents of children with ASD or ASD with ADHD Type de document : Texte imprimé et/ou numérique Auteurs : Daphne J. VAN STEIJN, Auteur ; Jennifer S. RICHARDS, Auteur ; Anoek M. OERLEMANS, Auteur ; Saskia W. DE RUITER, Auteur ; Marcel A. G. VAN AKEN, Auteur ; Barbara FRANKE, Auteur ; Jan K. BUITELAAR, Auteur ; Nanda N. ROMMELSE, Auteur Année de publication : 2012 Article en page(s) : p.954-63 Langues : Anglais (eng) Mots-clés : Assortative mating parent-of-origin effect autism spectrum disorder attention-deficit/hyperactivity disorder Index. décimale : PER Périodiques Résumé : Background: Autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) share about 50–72% of their genetic factors, which is the most likely explanation for their frequent co-occurrence within the same patient or family. An additional or alternative explanation for the co-occurrence may be (cross-)assortative mating, e.g., the tendency to choose a partner that is similar or dissimilar to oneself. Another issue is that of parent-of-origin effect which refers to the possibility of parents differing in the relative quantity of risk factors they transmit to the offspring. The current study sets out to examine (cross-)assortative mating and (cross-)parent-of-origin effects of ASD and ADHD in parents of children with either ASD or ASD with ADHD diagnosis. Methods: In total, 121 families were recruited in an ongoing autism-ADHD family genetics project. Participating families consisted of parents and at least one child aged between 2 and 20 years, with either autistic disorder, Asperger disorder or PDD-NOS, and one or more biological siblings. All children and parents were carefully screened for the presence of ASD and ADHD. Results: No correlations were found between maternal and paternal ASD and ADHD symptoms. Parental ASD and ADHD symptoms were predictive for similar symptoms in the offspring, but with maternal hyperactive-impulsive symptoms, but not paternal symptoms, predicting similar symptoms in daughters. ASD pathology in the parents was not predictive for ADHD pathology in the offspring, but mother’s ADHD pathology was predictive for offspring ASD pathology even when corrected for maternal ASD pathology. Conclusions: Cross-assortative mating for ASD and ADHD does not form an explanation for the frequent co-occurrence of these disorders within families. Given that parental ADHD is predictive of offspring’ ASD but not vice versa, risk factors underlying ASD may overlap to a larger degree with risk factors underlying ADHD than vice versa. However, future research is needed to clarify this issue. En ligne : http://dx.doi.org/10.1111/j.1469-7610.2012.02556.x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=179
in Journal of Child Psychology and Psychiatry > 53-9 (September 2012) . - p.954-63[article] The co-occurrence of autism spectrum disorder and attention-deficit/hyperactivity disorder symptoms in parents of children with ASD or ASD with ADHD [Texte imprimé et/ou numérique] / Daphne J. VAN STEIJN, Auteur ; Jennifer S. RICHARDS, Auteur ; Anoek M. OERLEMANS, Auteur ; Saskia W. DE RUITER, Auteur ; Marcel A. G. VAN AKEN, Auteur ; Barbara FRANKE, Auteur ; Jan K. BUITELAAR, Auteur ; Nanda N. ROMMELSE, Auteur . - 2012 . - p.954-63.
Langues : Anglais (eng)
in Journal of Child Psychology and Psychiatry > 53-9 (September 2012) . - p.954-63
Mots-clés : Assortative mating parent-of-origin effect autism spectrum disorder attention-deficit/hyperactivity disorder Index. décimale : PER Périodiques Résumé : Background: Autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) share about 50–72% of their genetic factors, which is the most likely explanation for their frequent co-occurrence within the same patient or family. An additional or alternative explanation for the co-occurrence may be (cross-)assortative mating, e.g., the tendency to choose a partner that is similar or dissimilar to oneself. Another issue is that of parent-of-origin effect which refers to the possibility of parents differing in the relative quantity of risk factors they transmit to the offspring. The current study sets out to examine (cross-)assortative mating and (cross-)parent-of-origin effects of ASD and ADHD in parents of children with either ASD or ASD with ADHD diagnosis. Methods: In total, 121 families were recruited in an ongoing autism-ADHD family genetics project. Participating families consisted of parents and at least one child aged between 2 and 20 years, with either autistic disorder, Asperger disorder or PDD-NOS, and one or more biological siblings. All children and parents were carefully screened for the presence of ASD and ADHD. Results: No correlations were found between maternal and paternal ASD and ADHD symptoms. Parental ASD and ADHD symptoms were predictive for similar symptoms in the offspring, but with maternal hyperactive-impulsive symptoms, but not paternal symptoms, predicting similar symptoms in daughters. ASD pathology in the parents was not predictive for ADHD pathology in the offspring, but mother’s ADHD pathology was predictive for offspring ASD pathology even when corrected for maternal ASD pathology. Conclusions: Cross-assortative mating for ASD and ADHD does not form an explanation for the frequent co-occurrence of these disorders within families. Given that parental ADHD is predictive of offspring’ ASD but not vice versa, risk factors underlying ASD may overlap to a larger degree with risk factors underlying ADHD than vice versa. However, future research is needed to clarify this issue. En ligne : http://dx.doi.org/10.1111/j.1469-7610.2012.02556.x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=179 Quantitative autistic trait measurements index background genetic risk for ASD in Hispanic families / J. PAGE in Molecular Autism, 7 (2016)
[article]
Titre : Quantitative autistic trait measurements index background genetic risk for ASD in Hispanic families Type de document : Texte imprimé et/ou numérique Auteurs : J. PAGE, Auteur ; John N. CONSTANTINO, Auteur ; K. ZAMBRANA, Auteur ; E. MARTIN, Auteur ; I. TUNC, Auteur ; Y. ZHANG, Auteur ; Anna ABBACCHI, Auteur ; D. MESSINGER, Auteur Article en page(s) : 39p. Langues : Anglais (eng) Mots-clés : Adolescent Adult Autism Spectrum Disorder/genetics Child Child, Preschool Female Genetic Predisposition to Disease Hispanic Americans/genetics Humans Male Parents Phenotype Siblings Ancestry Assortative mating Hispanic Measurement Social Responsiveness Scale Index. décimale : PER Périodiques Résumé : BACKGROUND: Recent studies have indicated that quantitative autistic traits (QATs) of parents reflect inherited liabilities that may index background genetic risk for clinical autism spectrum disorder (ASD) in their offspring. Moreover, preferential mating for QATs has been observed as a potential factor in concentrating autistic liabilities in some families across generations. Heretofore, intergenerational studies of QATs have focused almost exclusively on Caucasian populations-the present study explored these phenomena in a well-characterized Hispanic population. METHODS: The present study examined QAT scores in siblings and parents of 83 Hispanic probands meeting research diagnostic criteria for ASD, and 64 non-ASD controls, using the Social Responsiveness Scale-2 (SRS-2). Ancestry of the probands was characterized by genotype, using information from 541,929 single nucleotide polymorphic markers. RESULTS: In families of Hispanic children with an ASD diagnosis, the pattern of quantitative trait correlations observed between ASD-affected children and their first-degree relatives (ICCs on the order of 0.20), between unaffected first-degree relatives in ASD-affected families (sibling/mother ICC = 0.36; sibling/father ICC = 0.53), and between spouses (mother/father ICC = 0.48) were in keeping with the influence of transmitted background genetic risk and strong preferential mating for variation in quantitative autistic trait burden. Results from analysis of ancestry-informative genetic markers among probands in this sample were consistent with that from other Hispanic populations. CONCLUSIONS: Quantitative autistic traits represent measurable indices of inherited liability to ASD in Hispanic families. The accumulation of autistic traits occurs within generations, between spouses, and across generations, among Hispanic families affected by ASD. The occurrence of preferential mating for QATs-the magnitude of which may vary across cultures-constitutes a mechanism by which background genetic liability for ASD can accumulate in a given family in successive generations. En ligne : http://dx.doi.org/10.1186/s13229-016-0100-1 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=329
in Molecular Autism > 7 (2016) . - 39p.[article] Quantitative autistic trait measurements index background genetic risk for ASD in Hispanic families [Texte imprimé et/ou numérique] / J. PAGE, Auteur ; John N. CONSTANTINO, Auteur ; K. ZAMBRANA, Auteur ; E. MARTIN, Auteur ; I. TUNC, Auteur ; Y. ZHANG, Auteur ; Anna ABBACCHI, Auteur ; D. MESSINGER, Auteur . - 39p.
Langues : Anglais (eng)
in Molecular Autism > 7 (2016) . - 39p.
Mots-clés : Adolescent Adult Autism Spectrum Disorder/genetics Child Child, Preschool Female Genetic Predisposition to Disease Hispanic Americans/genetics Humans Male Parents Phenotype Siblings Ancestry Assortative mating Hispanic Measurement Social Responsiveness Scale Index. décimale : PER Périodiques Résumé : BACKGROUND: Recent studies have indicated that quantitative autistic traits (QATs) of parents reflect inherited liabilities that may index background genetic risk for clinical autism spectrum disorder (ASD) in their offspring. Moreover, preferential mating for QATs has been observed as a potential factor in concentrating autistic liabilities in some families across generations. Heretofore, intergenerational studies of QATs have focused almost exclusively on Caucasian populations-the present study explored these phenomena in a well-characterized Hispanic population. METHODS: The present study examined QAT scores in siblings and parents of 83 Hispanic probands meeting research diagnostic criteria for ASD, and 64 non-ASD controls, using the Social Responsiveness Scale-2 (SRS-2). Ancestry of the probands was characterized by genotype, using information from 541,929 single nucleotide polymorphic markers. RESULTS: In families of Hispanic children with an ASD diagnosis, the pattern of quantitative trait correlations observed between ASD-affected children and their first-degree relatives (ICCs on the order of 0.20), between unaffected first-degree relatives in ASD-affected families (sibling/mother ICC = 0.36; sibling/father ICC = 0.53), and between spouses (mother/father ICC = 0.48) were in keeping with the influence of transmitted background genetic risk and strong preferential mating for variation in quantitative autistic trait burden. Results from analysis of ancestry-informative genetic markers among probands in this sample were consistent with that from other Hispanic populations. CONCLUSIONS: Quantitative autistic traits represent measurable indices of inherited liability to ASD in Hispanic families. The accumulation of autistic traits occurs within generations, between spouses, and across generations, among Hispanic families affected by ASD. The occurrence of preferential mating for QATs-the magnitude of which may vary across cultures-constitutes a mechanism by which background genetic liability for ASD can accumulate in a given family in successive generations. En ligne : http://dx.doi.org/10.1186/s13229-016-0100-1 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=329