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Autism Through the Ages: A Mixed Methods Approach to Understanding How Age and Age of Diagnosis Affect Quality of Life / Gray ATHERTON in Journal of Autism and Developmental Disorders, 52-8 (August 2022)
[article]
Titre : Autism Through the Ages: A Mixed Methods Approach to Understanding How Age and Age of Diagnosis Affect Quality of Life Type de document : Texte imprimé et/ou numérique Auteurs : Gray ATHERTON, Auteur ; Emma EDISBURY, Auteur ; Andrea PIOVESAN, Auteur ; Liam CROSS, Auteur Article en page(s) : p.3639-3654 Langues : Anglais (eng) Mots-clés : Adult Age Factors Autism Spectrum Disorder/diagnosis/psychology Autistic Disorder/diagnosis/psychology Humans Mental Health Quality of Life/psychology Adulthood Autism Autism quotient Mixed methods Quality of life Index. décimale : PER Périodiques Résumé : A significant proportion of autistic adults today were not diagnosed until later in life, a group referred to as the 'lost generation,' which may affect mental health. In Study 1 we explored quality of life and autistic trait levels in 420 autistic and TD adults, and in Study 2 we explored the experiences of 8 autistic adults diagnosed as adults. We found that autistic adults had lower quality of life outcomes and higher autistic trait levels which related to age of diagnosis, and qualitative findings indicated that while adults were empowered by their new diagnosis, they still require specialized supports. Our findings are discussed, emphasizing future directions and implications for the current care system in place for autistic adults. En ligne : http://dx.doi.org/10.1007/s10803-021-05235-x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=485
in Journal of Autism and Developmental Disorders > 52-8 (August 2022) . - p.3639-3654[article] Autism Through the Ages: A Mixed Methods Approach to Understanding How Age and Age of Diagnosis Affect Quality of Life [Texte imprimé et/ou numérique] / Gray ATHERTON, Auteur ; Emma EDISBURY, Auteur ; Andrea PIOVESAN, Auteur ; Liam CROSS, Auteur . - p.3639-3654.
Langues : Anglais (eng)
in Journal of Autism and Developmental Disorders > 52-8 (August 2022) . - p.3639-3654
Mots-clés : Adult Age Factors Autism Spectrum Disorder/diagnosis/psychology Autistic Disorder/diagnosis/psychology Humans Mental Health Quality of Life/psychology Adulthood Autism Autism quotient Mixed methods Quality of life Index. décimale : PER Périodiques Résumé : A significant proportion of autistic adults today were not diagnosed until later in life, a group referred to as the 'lost generation,' which may affect mental health. In Study 1 we explored quality of life and autistic trait levels in 420 autistic and TD adults, and in Study 2 we explored the experiences of 8 autistic adults diagnosed as adults. We found that autistic adults had lower quality of life outcomes and higher autistic trait levels which related to age of diagnosis, and qualitative findings indicated that while adults were empowered by their new diagnosis, they still require specialized supports. Our findings are discussed, emphasizing future directions and implications for the current care system in place for autistic adults. En ligne : http://dx.doi.org/10.1007/s10803-021-05235-x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=485 Children's relative age in class and use of medication for ADHD: a Danish Nationwide Study / Anton POTTEGARD in Journal of Child Psychology and Psychiatry, 55-11 (November 2014)
[article]
Titre : Children's relative age in class and use of medication for ADHD: a Danish Nationwide Study Type de document : Texte imprimé et/ou numérique Auteurs : Anton POTTEGARD, Auteur ; Jesper HALLAS, Auteur ; Díaz HERNANDEZ, Auteur ; Helga ZOEGA, Auteur Article en page(s) : p.1244-1250 Langues : Anglais (eng) Mots-clés : Attention-deficit hyperactivity disorder central stimulants children age factors drug utilization evaluation Index. décimale : PER Périodiques Résumé : Background Previous studies from North America and Iceland have shown that the youngest children within a grade are up to twice as likely to be diagnosed and treated for attention-deficit/hyperactivity disorder (ADHD) compared with their older classmates. We aimed to investigate whether younger age in class is associated with an increased probability of being prescribed medication for ADHD among school-aged children in Denmark. Methods We followed all Danish children between 2000 and 2012 from 1st through 6th grade (7–12 years). Among children who started school on their age-assigned grade level, we estimated the prevalence proportion ratio (PPR) of receiving ADHD medication between the youngest children in class (born in October–December) and the oldest in class (born in January–March), specified by grade level, calendar year and gender. As a sensitivity analysis, we added children not on their age-assigned grade level to the main calculations. Results We identified 932,032 eligible children for the main analysis, of whom 17.3% were among the youngest and 26.5% among the oldest in class. In total, 1.2% eligible children filled at least one prescription for ADHD medication in 2000–2012. The average PPR over the study period was 1.08 (95% CI, 1.04–1.12) and remained stable across subgroups and sensitivity analyses. Overall, 40% of children born October–December had entered school a year after their age-assigned grade level. Conclusions Contrary to previous study results, we observed almost no relative age effect on medication use for ADHD among children in Denmark. We postulate that this may be due to the high proportion of relatively young children held back by 1 year in the Danish school system and/or a generally low prevalence of ADHD medication use in the country. En ligne : http://dx.doi.org/10.1111/jcpp.12243 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=241
in Journal of Child Psychology and Psychiatry > 55-11 (November 2014) . - p.1244-1250[article] Children's relative age in class and use of medication for ADHD: a Danish Nationwide Study [Texte imprimé et/ou numérique] / Anton POTTEGARD, Auteur ; Jesper HALLAS, Auteur ; Díaz HERNANDEZ, Auteur ; Helga ZOEGA, Auteur . - p.1244-1250.
Langues : Anglais (eng)
in Journal of Child Psychology and Psychiatry > 55-11 (November 2014) . - p.1244-1250
Mots-clés : Attention-deficit hyperactivity disorder central stimulants children age factors drug utilization evaluation Index. décimale : PER Périodiques Résumé : Background Previous studies from North America and Iceland have shown that the youngest children within a grade are up to twice as likely to be diagnosed and treated for attention-deficit/hyperactivity disorder (ADHD) compared with their older classmates. We aimed to investigate whether younger age in class is associated with an increased probability of being prescribed medication for ADHD among school-aged children in Denmark. Methods We followed all Danish children between 2000 and 2012 from 1st through 6th grade (7–12 years). Among children who started school on their age-assigned grade level, we estimated the prevalence proportion ratio (PPR) of receiving ADHD medication between the youngest children in class (born in October–December) and the oldest in class (born in January–March), specified by grade level, calendar year and gender. As a sensitivity analysis, we added children not on their age-assigned grade level to the main calculations. Results We identified 932,032 eligible children for the main analysis, of whom 17.3% were among the youngest and 26.5% among the oldest in class. In total, 1.2% eligible children filled at least one prescription for ADHD medication in 2000–2012. The average PPR over the study period was 1.08 (95% CI, 1.04–1.12) and remained stable across subgroups and sensitivity analyses. Overall, 40% of children born October–December had entered school a year after their age-assigned grade level. Conclusions Contrary to previous study results, we observed almost no relative age effect on medication use for ADHD among children in Denmark. We postulate that this may be due to the high proportion of relatively young children held back by 1 year in the Danish school system and/or a generally low prevalence of ADHD medication use in the country. En ligne : http://dx.doi.org/10.1111/jcpp.12243 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=241 Cortical morphological markers in children with autism: a structural magnetic resonance imaging study of thickness, area, volume, and gyrification / D. Y. YANG in Molecular Autism, 7 (2016)
[article]
Titre : Cortical morphological markers in children with autism: a structural magnetic resonance imaging study of thickness, area, volume, and gyrification Type de document : Texte imprimé et/ou numérique Auteurs : D. Y. YANG, Auteur ; D. BEAM, Auteur ; Kevin A. PELPHREY, Auteur ; Sebiha M. ABDULLAHI, Auteur ; R. J. JOU, Auteur Article en page(s) : 11p. Langues : Anglais (eng) Mots-clés : Age Factors Cerebral Cortex/pathology Child Child Development Disorders, Pervasive/pathology Child, Preschool Gray Matter/pathology Humans Image Processing, Computer-Assisted Magnetic Resonance Imaging Male Neuroimaging Organ Size White Matter/pathology Autism spectrum disorder Brain development Brain structure Neuroanatomy Surface-based morphometry Index. décimale : PER Périodiques Résumé : BACKGROUND: Individuals with autism spectrum disorder (ASD) have been characterized by altered cerebral cortical structures; however, the field has yet to identify consistent markers and prior studies have included mostly adolescents and adults. While there are multiple cortical morphological measures, including cortical thickness, surface area, cortical volume, and cortical gyrification, few single studies have examined all these measures. The current study analyzed all of the four measures and focused on pre-adolescent children with ASD. METHODS: We employed the FreeSurfer pipeline to examine surface-based morphometry in 60 high-functioning boys with ASD (mean age = 8.35 years, range = 4-12 years) and 41 gender-, age-, and IQ-matched typically developing (TD) peers (mean age = 8.83 years), while testing for age-by-diagnosis interaction and between-group differences. RESULTS: During childhood and in specific regions, ASD participants exhibited a lack of normative age-related cortical thinning and volumetric reduction and an abnormal age-related increase in gyrification. Regarding surface area, ASD and TD exhibited statistically comparable age-related development during childhood. Across childhood, ASD relative to TD participants tended to have higher mean levels of gyrification in specific regions. Within ASD, those with higher Social Responsiveness Scale total raw scores tended to have greater age-related increase in gyrification in specific regions during childhood. CONCLUSIONS: ASD is characterized by cortical neuroanatomical abnormalities that are age-, measure-, statistical model-, and region-dependent. The current study is the first to examine the development of all four cortical measures in one of the largest pre-adolescent samples. Strikingly, Neurosynth-based quantitative reverse inference of the surviving clusters suggests that many of the regions identified above are related to social perception, language, self-referential, and action observation networks-those frequently found to be functionally altered in individuals with ASD. The comprehensive, multilevel analyses across a wide range of cortical measures help fill a knowledge gap and present a complex but rich picture of neuroanatomical developmental differences in children with ASD. En ligne : http://dx.doi.org/10.1186/s13229-016-0076-x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=329
in Molecular Autism > 7 (2016) . - 11p.[article] Cortical morphological markers in children with autism: a structural magnetic resonance imaging study of thickness, area, volume, and gyrification [Texte imprimé et/ou numérique] / D. Y. YANG, Auteur ; D. BEAM, Auteur ; Kevin A. PELPHREY, Auteur ; Sebiha M. ABDULLAHI, Auteur ; R. J. JOU, Auteur . - 11p.
Langues : Anglais (eng)
in Molecular Autism > 7 (2016) . - 11p.
Mots-clés : Age Factors Cerebral Cortex/pathology Child Child Development Disorders, Pervasive/pathology Child, Preschool Gray Matter/pathology Humans Image Processing, Computer-Assisted Magnetic Resonance Imaging Male Neuroimaging Organ Size White Matter/pathology Autism spectrum disorder Brain development Brain structure Neuroanatomy Surface-based morphometry Index. décimale : PER Périodiques Résumé : BACKGROUND: Individuals with autism spectrum disorder (ASD) have been characterized by altered cerebral cortical structures; however, the field has yet to identify consistent markers and prior studies have included mostly adolescents and adults. While there are multiple cortical morphological measures, including cortical thickness, surface area, cortical volume, and cortical gyrification, few single studies have examined all these measures. The current study analyzed all of the four measures and focused on pre-adolescent children with ASD. METHODS: We employed the FreeSurfer pipeline to examine surface-based morphometry in 60 high-functioning boys with ASD (mean age = 8.35 years, range = 4-12 years) and 41 gender-, age-, and IQ-matched typically developing (TD) peers (mean age = 8.83 years), while testing for age-by-diagnosis interaction and between-group differences. RESULTS: During childhood and in specific regions, ASD participants exhibited a lack of normative age-related cortical thinning and volumetric reduction and an abnormal age-related increase in gyrification. Regarding surface area, ASD and TD exhibited statistically comparable age-related development during childhood. Across childhood, ASD relative to TD participants tended to have higher mean levels of gyrification in specific regions. Within ASD, those with higher Social Responsiveness Scale total raw scores tended to have greater age-related increase in gyrification in specific regions during childhood. CONCLUSIONS: ASD is characterized by cortical neuroanatomical abnormalities that are age-, measure-, statistical model-, and region-dependent. The current study is the first to examine the development of all four cortical measures in one of the largest pre-adolescent samples. Strikingly, Neurosynth-based quantitative reverse inference of the surviving clusters suggests that many of the regions identified above are related to social perception, language, self-referential, and action observation networks-those frequently found to be functionally altered in individuals with ASD. The comprehensive, multilevel analyses across a wide range of cortical measures help fill a knowledge gap and present a complex but rich picture of neuroanatomical developmental differences in children with ASD. En ligne : http://dx.doi.org/10.1186/s13229-016-0076-x Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=329