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Auteur J. WILLIAMS |
Documents disponibles écrits par cet auteur (5)



Changes in self-concept and risk of psychotic experiences in adolescence: a longitudinal population-based cohort study / C. HEALY in Journal of Child Psychology and Psychiatry, 60-11 (November 2019)
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[article]
Titre : Changes in self-concept and risk of psychotic experiences in adolescence: a longitudinal population-based cohort study Type de document : Texte imprimé et/ou numérique Auteurs : C. HEALY, Auteur ; H. COUGHLAN, Auteur ; J. WILLIAMS, Auteur ; M. CLARKE, Auteur ; I. KELLEHER, Auteur ; M. CANNON, Auteur Article en page(s) : p.1164-1173 Langues : Anglais (eng) Mots-clés : Psychotic experiences child development preventative psychiatry self-concept Index. décimale : PER Périodiques Résumé : BACKGROUND: Psychotic experiences (PEs) are commonly reported in adolescence and are associated with a range of negative outcomes. Few targets for intervention for PEs have been identified. One potential target is self-concept: an individual's beliefs about his/her personal attributes. Improvements in self-concept have been shown to reduce psychotic symptoms in patients with schizophrenia but no study has investigated the relationship between changes in self-concept and risk of PEs in the general population. We aimed to investigate: (a) the relationship between child and adolescent self-concept and adolescent PEs; and (b) whether changes in self-concept between childhood and adolescence were associated with risk of adolescent PEs. METHOD: Using data from age 9 and age 13 (n = 7,423) of the child cohort (Cohort'98) from the Growing Up in Ireland study we investigated the relationship between self-concept at age 9 and age 13 and PEs at age 13. PEs were measured using the Adolescent Psychotic Symptoms Screener and self-concept was measured using the Piers Harris-II. Using a stratified analysis, we investigated the relationship between change in self-concept between age 9 and age 13 and the risk of PEs at age 13. Additionally we investigated changes across the six self-concept subscales. RESULTS: Psychotic experiences were reported by 13% of participants at age 13. 'Very low' self-concept at age 9 was associated with an increased risk of PEs at age 13 (Adjusted-OR: 2.74, CI: 1.80-4.19), and 'High' self-concept at age 9 was associated with a decreased risk of PEs at age 13 (Adjusted-OR: 0.77, CI: 0.60-0.97). The stratified analysis indicated that improvements in self-concept reduced the odds of adolescent PEs and decline in self-concept increased the odds of adolescent PEs. This effect was noted across the majority of the self-concept subscales. CONCLUSIONS: There is a strong relationship between self-concept and PEs. The antecedents of low self-concept may be a useful target for preventative psychiatry. Broad-spectrum interventions targeting self-concept in childhood may help to reduce the incidence of PEs in adolescence. En ligne : http://dx.doi.org/10.1111/jcpp.13022 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=408
in Journal of Child Psychology and Psychiatry > 60-11 (November 2019) . - p.1164-1173[article] Changes in self-concept and risk of psychotic experiences in adolescence: a longitudinal population-based cohort study [Texte imprimé et/ou numérique] / C. HEALY, Auteur ; H. COUGHLAN, Auteur ; J. WILLIAMS, Auteur ; M. CLARKE, Auteur ; I. KELLEHER, Auteur ; M. CANNON, Auteur . - p.1164-1173.
Langues : Anglais (eng)
in Journal of Child Psychology and Psychiatry > 60-11 (November 2019) . - p.1164-1173
Mots-clés : Psychotic experiences child development preventative psychiatry self-concept Index. décimale : PER Périodiques Résumé : BACKGROUND: Psychotic experiences (PEs) are commonly reported in adolescence and are associated with a range of negative outcomes. Few targets for intervention for PEs have been identified. One potential target is self-concept: an individual's beliefs about his/her personal attributes. Improvements in self-concept have been shown to reduce psychotic symptoms in patients with schizophrenia but no study has investigated the relationship between changes in self-concept and risk of PEs in the general population. We aimed to investigate: (a) the relationship between child and adolescent self-concept and adolescent PEs; and (b) whether changes in self-concept between childhood and adolescence were associated with risk of adolescent PEs. METHOD: Using data from age 9 and age 13 (n = 7,423) of the child cohort (Cohort'98) from the Growing Up in Ireland study we investigated the relationship between self-concept at age 9 and age 13 and PEs at age 13. PEs were measured using the Adolescent Psychotic Symptoms Screener and self-concept was measured using the Piers Harris-II. Using a stratified analysis, we investigated the relationship between change in self-concept between age 9 and age 13 and the risk of PEs at age 13. Additionally we investigated changes across the six self-concept subscales. RESULTS: Psychotic experiences were reported by 13% of participants at age 13. 'Very low' self-concept at age 9 was associated with an increased risk of PEs at age 13 (Adjusted-OR: 2.74, CI: 1.80-4.19), and 'High' self-concept at age 9 was associated with a decreased risk of PEs at age 13 (Adjusted-OR: 0.77, CI: 0.60-0.97). The stratified analysis indicated that improvements in self-concept reduced the odds of adolescent PEs and decline in self-concept increased the odds of adolescent PEs. This effect was noted across the majority of the self-concept subscales. CONCLUSIONS: There is a strong relationship between self-concept and PEs. The antecedents of low self-concept may be a useful target for preventative psychiatry. Broad-spectrum interventions targeting self-concept in childhood may help to reduce the incidence of PEs in adolescence. En ligne : http://dx.doi.org/10.1111/jcpp.13022 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=408 Developmental screening and early intervention in a childcare setting for young children at risk for autism and other developmental delays: A feasibility trial / A. GULSRUD in Autism Research, 12-9 (September 2019)
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Titre : Developmental screening and early intervention in a childcare setting for young children at risk for autism and other developmental delays: A feasibility trial Type de document : Texte imprimé et/ou numérique Auteurs : A. GULSRUD, Auteur ; T. CARR, Auteur ; J. WILLIAMS, Auteur ; Jonathan L. PANGANIBAN, Auteur ; F. JONES, Auteur ; J. KIMBROUGH, Auteur ; W. SHIH, Auteur ; Connie KASARI, Auteur Article en page(s) : p.1423-1433 Langues : Anglais (eng) Mots-clés : Jasper children early detection intervention-behavioral treatment research Index. décimale : PER Périodiques Résumé : Efforts to decrease disparity in diagnosis and treatment for under-resourced children with developmental delays, such as autism spectrum disorder, have led to increased interest in developing programs in community settings. One potential setting that has already demonstrated feasibility in conducting universal screening is the childcare setting. The current study conducted developmental screening in a total of 116 children ages 16-80 months of age in an urban low-income community childcare center. Parents of 20 children who screened positive were enrolled in the intervention phase of the study, where children received a staff-delivered targeted early intervention or a waitlist control condition. Given the small and imbalanced sample sizes, confidence intervals from mixed effect models were used to measure changes across time for each group. Of the children who received treatment, there was an average increase in child initiated joint engagement, symbolic play, and language use. This study provides initial feasibility data for the implementation of a screening and early intervention program to service a predominantly low-resource and ethnically diverse population within the childcare system in a large metropolitan city. Autism Res 2019, 12: 1423-1433. (c) 2019 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Identifying and delivering treatment services for young children with developmental delays, such as autism spectrum disorder, may be most successful in community settings, especially for those children from under-resourced areas. This study found preliminary evidence that the childcare setting is a good place to conduct screening and deliver early interventions for children at risk for autism and other developmental delays. En ligne : http://dx.doi.org/10.1002/aur.2160 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=406
in Autism Research > 12-9 (September 2019) . - p.1423-1433[article] Developmental screening and early intervention in a childcare setting for young children at risk for autism and other developmental delays: A feasibility trial [Texte imprimé et/ou numérique] / A. GULSRUD, Auteur ; T. CARR, Auteur ; J. WILLIAMS, Auteur ; Jonathan L. PANGANIBAN, Auteur ; F. JONES, Auteur ; J. KIMBROUGH, Auteur ; W. SHIH, Auteur ; Connie KASARI, Auteur . - p.1423-1433.
Langues : Anglais (eng)
in Autism Research > 12-9 (September 2019) . - p.1423-1433
Mots-clés : Jasper children early detection intervention-behavioral treatment research Index. décimale : PER Périodiques Résumé : Efforts to decrease disparity in diagnosis and treatment for under-resourced children with developmental delays, such as autism spectrum disorder, have led to increased interest in developing programs in community settings. One potential setting that has already demonstrated feasibility in conducting universal screening is the childcare setting. The current study conducted developmental screening in a total of 116 children ages 16-80 months of age in an urban low-income community childcare center. Parents of 20 children who screened positive were enrolled in the intervention phase of the study, where children received a staff-delivered targeted early intervention or a waitlist control condition. Given the small and imbalanced sample sizes, confidence intervals from mixed effect models were used to measure changes across time for each group. Of the children who received treatment, there was an average increase in child initiated joint engagement, symbolic play, and language use. This study provides initial feasibility data for the implementation of a screening and early intervention program to service a predominantly low-resource and ethnically diverse population within the childcare system in a large metropolitan city. Autism Res 2019, 12: 1423-1433. (c) 2019 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Identifying and delivering treatment services for young children with developmental delays, such as autism spectrum disorder, may be most successful in community settings, especially for those children from under-resourced areas. This study found preliminary evidence that the childcare setting is a good place to conduct screening and deliver early interventions for children at risk for autism and other developmental delays. En ligne : http://dx.doi.org/10.1002/aur.2160 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=406 Oral microbiome activity in children with autism spectrum disorder / S. D. HICKS in Autism Research, 11-9 (September 2018)
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Titre : Oral microbiome activity in children with autism spectrum disorder Type de document : Texte imprimé et/ou numérique Auteurs : S. D. HICKS, Auteur ; R. UHLIG, Auteur ; P. AFSHARI, Auteur ; J. WILLIAMS, Auteur ; M. CHRONEOS, Auteur ; C. TIERNEY-AVES, Auteur ; K. WAGNER, Auteur ; F. A. MIDDLETON, Auteur Article en page(s) : p.1286-1299 Langues : Anglais (eng) Mots-clés : autism spectrum disorder developmental delay gastrointestinal disturbance microbiome oropharynx saliva Index. décimale : PER Périodiques Résumé : Autism spectrum disorder (ASD) is associated with several oropharyngeal abnormalities, including buccal sensory sensitivity, taste and texture aversions, speech apraxia, and salivary transcriptome alterations. Furthermore, the oropharynx represents the sole entry point to the gastrointestinal (GI) tract. GI disturbances and alterations in the GI microbiome are established features of ASD, and may impact behavior through the "microbial-gut-brain axis." Most studies of the ASD microbiome have used fecal samples. Here, we identified changes in the salivary microbiome of children aged 2-6 years across three developmental profiles: ASD (n = 180), nonautistic developmental delay (DD; n = 60), and typically developing (TD; n = 106) children. After RNA extraction and shotgun sequencing, actively transcribing taxa were quantified and tested for differences between groups and within ASD endophenotypes. A total of 12 taxa were altered between the developmental groups and 28 taxa were identified that distinguished ASD patients with and without GI disturbance, providing further evidence for the role of the gut-brain axis in ASD. Group classification accuracy was visualized with receiver operating characteristic curves and validated using a 50/50 hold-out procedure. Five microbial ratios distinguished ASD from TD participants (79.5% accuracy), three distinguished ASD from DD (76.5%), and three distinguished ASD children with/without GI disturbance (85.7%). Taxonomic pathways were assessed using the Kyoto Encyclopedia of Genes and Genomes microbial database and compared with one-way analysis of variance, revealing significant differences within energy metabolism and lysine degradation. Together, these results indicate that GI microbiome disruption in ASD extends to the oropharynx, and suggests oral microbiome profiling as a potential tool to evaluate ASD status. Autism Res 2018, 11: 1286-1299. (c) 2018 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Previous research suggests that the bacteria living in the human gut may influence autistic behavior. This study examined genetic activity of microbes living in the mouth of over 300 children. The microbes with differences in children with autism were involved in energy processing and showed potential for identifying autism status. En ligne : http://dx.doi.org/10.1002/aur.1972 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=369
in Autism Research > 11-9 (September 2018) . - p.1286-1299[article] Oral microbiome activity in children with autism spectrum disorder [Texte imprimé et/ou numérique] / S. D. HICKS, Auteur ; R. UHLIG, Auteur ; P. AFSHARI, Auteur ; J. WILLIAMS, Auteur ; M. CHRONEOS, Auteur ; C. TIERNEY-AVES, Auteur ; K. WAGNER, Auteur ; F. A. MIDDLETON, Auteur . - p.1286-1299.
Langues : Anglais (eng)
in Autism Research > 11-9 (September 2018) . - p.1286-1299
Mots-clés : autism spectrum disorder developmental delay gastrointestinal disturbance microbiome oropharynx saliva Index. décimale : PER Périodiques Résumé : Autism spectrum disorder (ASD) is associated with several oropharyngeal abnormalities, including buccal sensory sensitivity, taste and texture aversions, speech apraxia, and salivary transcriptome alterations. Furthermore, the oropharynx represents the sole entry point to the gastrointestinal (GI) tract. GI disturbances and alterations in the GI microbiome are established features of ASD, and may impact behavior through the "microbial-gut-brain axis." Most studies of the ASD microbiome have used fecal samples. Here, we identified changes in the salivary microbiome of children aged 2-6 years across three developmental profiles: ASD (n = 180), nonautistic developmental delay (DD; n = 60), and typically developing (TD; n = 106) children. After RNA extraction and shotgun sequencing, actively transcribing taxa were quantified and tested for differences between groups and within ASD endophenotypes. A total of 12 taxa were altered between the developmental groups and 28 taxa were identified that distinguished ASD patients with and without GI disturbance, providing further evidence for the role of the gut-brain axis in ASD. Group classification accuracy was visualized with receiver operating characteristic curves and validated using a 50/50 hold-out procedure. Five microbial ratios distinguished ASD from TD participants (79.5% accuracy), three distinguished ASD from DD (76.5%), and three distinguished ASD children with/without GI disturbance (85.7%). Taxonomic pathways were assessed using the Kyoto Encyclopedia of Genes and Genomes microbial database and compared with one-way analysis of variance, revealing significant differences within energy metabolism and lysine degradation. Together, these results indicate that GI microbiome disruption in ASD extends to the oropharynx, and suggests oral microbiome profiling as a potential tool to evaluate ASD status. Autism Res 2018, 11: 1286-1299. (c) 2018 International Society for Autism Research, Wiley Periodicals, Inc. LAY SUMMARY: Previous research suggests that the bacteria living in the human gut may influence autistic behavior. This study examined genetic activity of microbes living in the mouth of over 300 children. The microbes with differences in children with autism were involved in energy processing and showed potential for identifying autism status. En ligne : http://dx.doi.org/10.1002/aur.1972 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=369 Parenting stress in caregiver-mediated interventions for toddlers with autism: An application of quantile regression mixed models / A. SCHLINK in Autism Research, 15-2 (February 2022)
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Titre : Parenting stress in caregiver-mediated interventions for toddlers with autism: An application of quantile regression mixed models Type de document : Texte imprimé et/ou numérique Auteurs : A. SCHLINK, Auteur ; J. WILLIAMS, Auteur ; M. PIZZANO, Auteur ; A. GULSRUD, Auteur ; Connie KASARI, Auteur Article en page(s) : p.353-365 Langues : Anglais (eng) Mots-clés : Jasper autism spectrum disorder caregiver-mediated interventions linear quantile mixed models parenting stress toddlers Index. décimale : PER Périodiques Résumé : Traditional longitudinal modeling approaches require normally distributed data and do not account for sample heterogeneity. Parenting stress, in particular, can be difficult to model across time without transforming the data as it is usually high for caregivers of children with ASD. This study used novel linear quantile mixed models (LQMMs) to model non-normal parent stress scores across two caregiver-mediated interventions involving toddlers with ASD. The sample included 86 caregiver-child dyads who were randomized to either a parent-only psychoeducational intervention or hands-on parent training in a naturalistic developmental intervention. Child and parent-related domains of the Parenting Stress Index (PSI) were the primary outcomes in this study. The PSI was collected at entry, 10-week exit, 3-month follow-up, and 6-month follow-up periods. Separate LQMMs were used to model five specific quantiles ( ? = 0.1, 0.25, 0.5, 0.75, and 0.9) of the two PSI domains across the complete intervention timeline. These five quantiles effectively modeled the entire conditional distribution of parenting stress scores. The LQMMs indicated that child-related parenting stress decreased across all quantiles within both interventions, with no difference in the rate of parenting stress change between the intervention groups. For parent-related parenting stress, the effect of intervention depended on the group's stress level; some parents increased their perceived stress within the hands-on intervention at the 3-month follow-up. Overall, this study demonstrated that the use of LQMMs yielded additional information, beyond traditional longitudinal models, regarding the relationship between parenting stress within two caregiver-mediated intervention protocols. This study also discussed the methodological contributions and potential future applications of LQMMs. LAY SUMMARY: This study used a newer longitudinal modeling technique to examine how parenting stress changed across two caregiver-mediated interventions for toddlers with ASD. Results showed that certain parents in the JASPER condition might require additional support as they exit the study and enter into their first follow-up period. It was also determined that this new modeling technique could be a valuable tool to analyze highly variable data often present in ASD intervention studies. En ligne : http://dx.doi.org/10.1002/aur.2637 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=450
in Autism Research > 15-2 (February 2022) . - p.353-365[article] Parenting stress in caregiver-mediated interventions for toddlers with autism: An application of quantile regression mixed models [Texte imprimé et/ou numérique] / A. SCHLINK, Auteur ; J. WILLIAMS, Auteur ; M. PIZZANO, Auteur ; A. GULSRUD, Auteur ; Connie KASARI, Auteur . - p.353-365.
Langues : Anglais (eng)
in Autism Research > 15-2 (February 2022) . - p.353-365
Mots-clés : Jasper autism spectrum disorder caregiver-mediated interventions linear quantile mixed models parenting stress toddlers Index. décimale : PER Périodiques Résumé : Traditional longitudinal modeling approaches require normally distributed data and do not account for sample heterogeneity. Parenting stress, in particular, can be difficult to model across time without transforming the data as it is usually high for caregivers of children with ASD. This study used novel linear quantile mixed models (LQMMs) to model non-normal parent stress scores across two caregiver-mediated interventions involving toddlers with ASD. The sample included 86 caregiver-child dyads who were randomized to either a parent-only psychoeducational intervention or hands-on parent training in a naturalistic developmental intervention. Child and parent-related domains of the Parenting Stress Index (PSI) were the primary outcomes in this study. The PSI was collected at entry, 10-week exit, 3-month follow-up, and 6-month follow-up periods. Separate LQMMs were used to model five specific quantiles ( ? = 0.1, 0.25, 0.5, 0.75, and 0.9) of the two PSI domains across the complete intervention timeline. These five quantiles effectively modeled the entire conditional distribution of parenting stress scores. The LQMMs indicated that child-related parenting stress decreased across all quantiles within both interventions, with no difference in the rate of parenting stress change between the intervention groups. For parent-related parenting stress, the effect of intervention depended on the group's stress level; some parents increased their perceived stress within the hands-on intervention at the 3-month follow-up. Overall, this study demonstrated that the use of LQMMs yielded additional information, beyond traditional longitudinal models, regarding the relationship between parenting stress within two caregiver-mediated intervention protocols. This study also discussed the methodological contributions and potential future applications of LQMMs. LAY SUMMARY: This study used a newer longitudinal modeling technique to examine how parenting stress changed across two caregiver-mediated interventions for toddlers with ASD. Results showed that certain parents in the JASPER condition might require additional support as they exit the study and enter into their first follow-up period. It was also determined that this new modeling technique could be a valuable tool to analyze highly variable data often present in ASD intervention studies. En ligne : http://dx.doi.org/10.1002/aur.2637 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=450 Who gains and who loses? Sociodemographic disparities in access to special education services among autistic students / A. STURM in Autism Research, 14-8 (August 2021)
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Titre : Who gains and who loses? Sociodemographic disparities in access to special education services among autistic students Type de document : Texte imprimé et/ou numérique Auteurs : A. STURM, Auteur ; J. WILLIAMS, Auteur ; Connie KASARI, Auteur Article en page(s) : p.1621-1632 Langues : Anglais (eng) Mots-clés : Adolescent Autism Spectrum Disorder/therapy Autistic Disorder Child Child, Preschool Education, Special Humans Intellectual Disability Students United States children treatment research Index. décimale : PER Périodiques Résumé : Little is known about differences in the allocation of special education services to students with autism compared with students with other primary learning differences (e.g., intellectual disability [ID], specific learning disability [SLD]) and the comparative impact of sociodemographic factors on special education service receipt. The present study aimed to compare allocation of services (i.e., quantity and types) between students eligible for special education services under autism, SLD and ID, and to identify differences in sociodemographic predictors (e.g., race, neighborhood income) of service allocation. Data were culled from special education administrative records from a large urban, primarily Hispanic, Latino, or Spanish-serving school district from academic years 2011-2012 to 2016-2017. Participants included N = 76,428 students (N(autism) = 18,151, N(SLD) = 54,001, N(ID) = 4,276) ages 2-18. Results showed that autistic students received, on average, more services than students with SLD. Services received by students served under autism and SLD eligibility were more congruent with areas of need (e.g., language, occupational therapy) relative to students served under ID. Student-level socioeconomic status (free and reduced lunch) was more positively predictive of the number of special education services received than the neighborhood income of the school the student attended. Finally, the most significant racial disparities in service allocation were observed among students served under autism eligibility. The present study demonstrates the critical role of economic resources in the quantity and types of services received, and the desirability of a public education for well-resourced families who are possibly best situated to navigate special education services. LAY SUMMARY: An eligibility of autism in special education confers a significant advantage in the number of services a student receives. Disparity in the quantity of special education services exists among autistic students across many sociodemographic factors. Most notably, greater allocation of services to non-Hispanic, Latino, or Spanish, White American, European American, or Middle Eastern American students and students who do not receive free and reduced lunch. En ligne : http://dx.doi.org/10.1002/aur.2517 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=449
in Autism Research > 14-8 (August 2021) . - p.1621-1632[article] Who gains and who loses? Sociodemographic disparities in access to special education services among autistic students [Texte imprimé et/ou numérique] / A. STURM, Auteur ; J. WILLIAMS, Auteur ; Connie KASARI, Auteur . - p.1621-1632.
Langues : Anglais (eng)
in Autism Research > 14-8 (August 2021) . - p.1621-1632
Mots-clés : Adolescent Autism Spectrum Disorder/therapy Autistic Disorder Child Child, Preschool Education, Special Humans Intellectual Disability Students United States children treatment research Index. décimale : PER Périodiques Résumé : Little is known about differences in the allocation of special education services to students with autism compared with students with other primary learning differences (e.g., intellectual disability [ID], specific learning disability [SLD]) and the comparative impact of sociodemographic factors on special education service receipt. The present study aimed to compare allocation of services (i.e., quantity and types) between students eligible for special education services under autism, SLD and ID, and to identify differences in sociodemographic predictors (e.g., race, neighborhood income) of service allocation. Data were culled from special education administrative records from a large urban, primarily Hispanic, Latino, or Spanish-serving school district from academic years 2011-2012 to 2016-2017. Participants included N = 76,428 students (N(autism) = 18,151, N(SLD) = 54,001, N(ID) = 4,276) ages 2-18. Results showed that autistic students received, on average, more services than students with SLD. Services received by students served under autism and SLD eligibility were more congruent with areas of need (e.g., language, occupational therapy) relative to students served under ID. Student-level socioeconomic status (free and reduced lunch) was more positively predictive of the number of special education services received than the neighborhood income of the school the student attended. Finally, the most significant racial disparities in service allocation were observed among students served under autism eligibility. The present study demonstrates the critical role of economic resources in the quantity and types of services received, and the desirability of a public education for well-resourced families who are possibly best situated to navigate special education services. LAY SUMMARY: An eligibility of autism in special education confers a significant advantage in the number of services a student receives. Disparity in the quantity of special education services exists among autistic students across many sociodemographic factors. Most notably, greater allocation of services to non-Hispanic, Latino, or Spanish, White American, European American, or Middle Eastern American students and students who do not receive free and reduced lunch. En ligne : http://dx.doi.org/10.1002/aur.2517 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=449