{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,18]],"date-time":"2026-01-18T21:06:41Z","timestamp":1768770401352,"version":"3.49.0"},"reference-count":51,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[2021,4,27]],"date-time":"2021-04-27T00:00:00Z","timestamp":1619481600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2021,4,27]],"date-time":"2021-04-27T00:00:00Z","timestamp":1619481600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"funder":[{"name":"National Center for Advancing Translational Sciences of the National Institutes of Health","award":["UL1TR0002369"],"award-info":[{"award-number":["UL1TR0002369"]}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["J Autism Dev Disord"],"published-print":{"date-parts":[[2022,3]]},"DOI":"10.1007\/s10803-021-05016-6","type":"journal-article","created":{"date-parts":[[2021,4,27]],"date-time":"2021-04-27T13:06:45Z","timestamp":1619528805000},"page":"1235-1246","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":17,"title":["Co-occurring Down Syndrome and Autism Spectrum Disorder: Cognitive, Adaptive, and Behavioral Characteristics"],"prefix":"10.1007","volume":"52","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8898-9703","authenticated-orcid":false,"given":"Kathryn R.","family":"Bradbury","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Emily I.","family":"Anderberg","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lark","family":"Huang-Storms","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Iulia","family":"Vasile","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rachel K.","family":"Greene","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Susanne W.","family":"Duvall","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2021,4,27]]},"reference":[{"key":"5016_CR1","volume-title":"Child behavior checklist","author":"T Achenbach","year":"2001","unstructured":"Achenbach, T., & Rescorla, L. (2001). Child behavior checklist. ASEBA."},{"key":"5016_CR2","first-page":"485","volume":"89","author":"M Aman","year":"1985","unstructured":"Aman, M., Singh, N., Stewart, A., & Field, C. (1985). The aberrant behavior checklist: A behavior rating scale for the assessment of treatment effects. American Journal of Mental Deficiency, 89, 485\u2013491","journal-title":"American Journal of Mental Deficiency"},{"key":"5016_CR3","volume-title":"Diagnostic and statistical manal of mental disorders: DSM-IV-TR","author":"American Psychiatric Association","year":"2000","unstructured":"American Psychiatric Association. (2000). Diagnostic and statistical manal of mental disorders: DSM-IV-TR. American Psychiatric Association."},{"issue":"9","key":"5016_CR4","doi-asserted-by":"publisher","first-page":"1939","DOI":"10.1007\/s10803-012-1441-z","volume":"42","author":"J Barbaro","year":"2012","unstructured":"Barbaro, J., & Dissanayake, C. (2012). Developmental profiles of infants and toddlers with autism spectrum disorders identified prospectively in a community-based setting. Journal of Autism and Developmental Disorders, 42(9), 1939\u20131948. https:\/\/doi.org\/10.1007\/s10803-012-1441-z","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR5","doi-asserted-by":"publisher","first-page":"237","DOI":"10.1023\/A:1005596502855","volume":"30","author":"JW Bodfish","year":"2000","unstructured":"Bodfish, J. W., Symons, F. J., Parker, D. E., & Lewis, M. H. (2000). Varieties of repetitive behavior in autism: Comparisons to mental retardation. Journal of Autism and Developmental Disorders, 30, 237\u2013243. https:\/\/doi.org\/10.1023\/A:1005596502855","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR6","doi-asserted-by":"publisher","first-page":"863","DOI":"10.1007\/s10803-006-0125-y","volume":"36","author":"A Brereton","year":"2006","unstructured":"Brereton, A., Tonge, B., & Einfeld, S. (2006). Psychopathology in children and adolescents with autism compared to young people with intellectual disability. Journal of Autism and Developmental Disorders, 36, 863\u2013870. https:\/\/doi.org\/10.1007\/s10803-006-0125-y","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR7","doi-asserted-by":"publisher","first-page":"1078","DOI":"10.1111\/j.1365-2788.2010.01338.x","volume":"54","author":"C Burbridge","year":"2010","unstructured":"Burbridge, C., Oliver, C., Moss, J., Arron, K., Berg, K., Hill, L., Trusler, K., & Furniss, F. (2010). The association between repetitive behaviors, impulsivity, and hyperactivity in people with intellectual disability. Journal of Intellectual Disability Research, 54, 1078\u20131092","journal-title":"Journal of Intellectual Disability Research"},{"issue":"4","key":"5016_CR8","doi-asserted-by":"publisher","first-page":"373","DOI":"10.1002\/ajmg.a.30622","volume":"134","author":"GT Capone","year":"2005","unstructured":"Capone, G. T., Grados, M. A., Kaufmann, W. E., Bernad-Ripoll, S., & Jewell, A. (2005). Down syndrome and comorbid autism-spectrum disorder: Characterization using the aberrant behavior checklist. American Journal of Medical Genetics Part A, 134(4), 373\u2013380. https:\/\/doi.org\/10.1002\/ajmg.a.30622","journal-title":"American Journal of Medical Genetics Part A"},{"issue":"1","key":"5016_CR9","doi-asserted-by":"publisher","first-page":"87","DOI":"10.1002\/ajmg.b.30407","volume":"144B","author":"JC Carter","year":"2007","unstructured":"Carter, J. C., Capone, G. T., Gray, R. M., Cox, C. S., & Kaufmann, W. E. (2007). Autistic-spectrum disorders in Down syndrome: Further delineation and distinction from other behavioral abnormalities. American Journal of Medical Genetics Part B, 144B(1), 87\u201394. https:\/\/doi.org\/10.1002\/ajmg.b.30407","journal-title":"American Journal of Medical Genetics Part B"},{"issue":"9","key":"5016_CR10","doi-asserted-by":"publisher","first-page":"3543","DOI":"10.1007\/s10803-019-04074-1","volume":"49","author":"MM Channell","year":"2019","unstructured":"Channell, M. M., Hahn, L. J., Rosser, T. C., Hamilton, D., Frank-Crawford, M. A., Capone, G. T., & Sherman, S. L. (2019). Characteristics associated with autism spectrum disorder risk in individuals with Down syndrome. Journal of Autism and Developmental Disorders, 49(9), 3543\u20133556. https:\/\/doi.org\/10.1007\/s10803-019-04074-1","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR11","volume-title":"Statistical power analysis for the behavioral sciencies","author":"J Cohen","year":"1988","unstructured":"Cohen, J. (1988). Statistical power analysis for the behavioral sciencies (2nd ed.). Erlbaum.","edition":"2"},{"issue":"3","key":"5016_CR12","doi-asserted-by":"publisher","first-page":"181","DOI":"10.1097\/DBP.0b013e3181d5aa6d","volume":"31","author":"C DiGuiseppi","year":"2010","unstructured":"DiGuiseppi, C., Hepburn, S., Davis, J. M., Fidler, D. J., Hartway, S., Lee, N. R., Miller, L., Ruttenber, M., & Robinson, C. (2010). Screening for autism spectrum disorders in children with Down syndrome: Population prevalence and screening test characteristics. Journal of Developmental and Behavioral Pediatrics, 31(3), 181","journal-title":"Journal of Developmental and Behavioral Pediatrics"},{"issue":"3","key":"5016_CR13","first-page":"151","volume":"26","author":"A Dressler","year":"2011","unstructured":"Dressler, A., Perelli, V., Bozza, M., & Bargagna, S. (2011). The autistic phenotype in Down syndrome: Differences in adaptive behaviour versus Down syndrome alone and autistic disorder alone. Functional Neurology, 26(3), 151\u2013158","journal-title":"Functional Neurology"},{"key":"5016_CR14","doi-asserted-by":"publisher","first-page":"81","DOI":"10.1007\/BF02178498","volume":"25","author":"SL Einfeld","year":"1995","unstructured":"Einfeld, S. L., & Tonge, B. J. (1995). The developmental behaviour checklist: The development and validation of an instrument to assess behavioural and emotional disturbance in children and adolescents with mental retardation. Journal of Autism and Developmental Disorders, 25, 81\u2013104","journal-title":"Journal of Autism and Developmental Disorders"},{"issue":"Pt 9","key":"5016_CR15","doi-asserted-by":"publisher","first-page":"657","DOI":"10.1111\/j.1365-2788.2005.00699.x","volume":"49","author":"AS Eisenhower","year":"2005","unstructured":"Eisenhower, A. S., Baker, B. L., & Blacher, J. (2005). Preschool children with intellectual disability: Syndrome specificity, behaviour problems, and maternal well-being. Journal of Intellectual Disability Research, 49(Pt 9), 657\u2013671. https:\/\/doi.org\/10.1111\/j.1365-2788.2005.00699.x","journal-title":"Journal of Intellectual Disability Research"},{"issue":"9","key":"5016_CR16","doi-asserted-by":"publisher","first-page":"785","DOI":"10.1111\/jir.12533","volume":"62","author":"AJ Esbensen","year":"2018","unstructured":"Esbensen, A. J., Hoffman, E. K., Shaffer, R., Chen, E., Patel, L., & Jacola, L. (2018). Reliability of parent report measures of behaviour in children with Down syndrome. Journal of Intellectual Disability Research, 62(9), 785\u2013797. https:\/\/doi.org\/10.1111\/jir.12533","journal-title":"Journal of Intellectual Disability Research"},{"key":"5016_CR17","doi-asserted-by":"publisher","DOI":"10.1007\/s10803-015-2432-7","author":"AN Esler","year":"2015","unstructured":"Esler, A. N., Bal, V. H., Guthrie, W., Wetherby, A., Weismer, S. E., & Lord, C. (2015). The autism diagnostic observation schedule, toddler module: Standardized severity scores. Journal of Autism and Developmental Disorder. https:\/\/doi.org\/10.1007\/s10803-015-2432-7","journal-title":"Journal of Autism and Developmental Disorder"},{"key":"5016_CR18","doi-asserted-by":"publisher","first-page":"83","DOI":"10.1016\/j.ridd.2019.03.003","volume":"89","author":"M Godfrey","year":"2019","unstructured":"Godfrey, M., Hepburn, S., Fidler, D. J., Tapera, T., Zhang, F., Rosenberg, C. R., & Lee, N. R. (2019). Autism spectrum disorder (ASD) symptom profiles of children with comorbid Down syndrome (DS) and ASD: A comparison with children with DS-only and ASD-only. Research in Developmental Disabilities, 89, 83\u201393. https:\/\/doi.org\/10.1016\/j.ridd.2019.03.003","journal-title":"Research in Developmental Disabilities"},{"issue":"5","key":"5016_CR19","doi-asserted-by":"publisher","first-page":"693","DOI":"10.1007\/s10803-008-0674-3","volume":"39","author":"K Gotham","year":"2008","unstructured":"Gotham, K., Pickles, A., & Lord, C. (2008). Standardizing ADOS scores for a measure of severity in autism spectrum disorders. Journal of Autism and Developmental Disorders, 39(5), 693\u2013705. https:\/\/doi.org\/10.1007\/s10803-008-0674-3","journal-title":"Journal of Autism and Developmental Disorders"},{"issue":"2","key":"5016_CR20","doi-asserted-by":"publisher","first-page":"135","DOI":"10.1002\/ajmg.c.31439","volume":"169","author":"J Grieco","year":"2015","unstructured":"Grieco, J., Pulsifer, M., Seligsohn, K., Skotko, B., & Schwartz, A. (2015). Down syndrome: Cognitive and behavioral functioning across the lifespan. American Journal of Medical Genetics Part C, 169(2), 135\u2013149. https:\/\/doi.org\/10.1002\/ajmg.c.31439","journal-title":"American Journal of Medical Genetics Part C"},{"key":"5016_CR21","doi-asserted-by":"publisher","DOI":"10.1097\/DBP.0000000000000745","author":"T Hamner","year":"2019","unstructured":"Hamner, T., Hepburn, S., Zhang, F., Fidler, D., Robinson Rosenberg, C., Robins, D. L., & Lee, N. R. (2019). Cognitive profiles and autism symptoms in comorbid Down syndrome and autism spectrum disorder. Journal of Developmental and Behavioral Pediatrics. https:\/\/doi.org\/10.1097\/DBP.0000000000000745","journal-title":"Journal of Developmental and Behavioral Pediatrics"},{"key":"5016_CR22","volume-title":"Adaptive behavior assessment system-second edition (ABAS-II)","author":"PL Harrison","year":"2003","unstructured":"Harrison, P. L., & Oakland, T. (2003). Adaptive behavior assessment system-second edition (ABAS-II). Western Psychological Services."},{"key":"5016_CR23","volume-title":"Adaptive behavior assessment system-third edition (ABAS-3)","author":"PL Harrison","year":"2015","unstructured":"Harrison, P. L., & Oakland, T. (2015). Adaptive behavior assessment system-third edition (ABAS-3). Western Psychological Services."},{"issue":"5","key":"5016_CR24","doi-asserted-by":"publisher","first-page":"406","DOI":"10.1111\/j.1469-8749.1995.tb12024.x","volume":"37","author":"P Howlin","year":"1995","unstructured":"Howlin, P., Wing, L., & Gould, J. (1995). The recognition of autism in children with Down syndrome\u2013implications for intervention and some speculations about pathology. Developmental Medicine and Child Neurology, 37(5), 406\u2013414. https:\/\/doi.org\/10.1111\/j.1469-8749.1995.tb12024.x","journal-title":"Developmental Medicine and Child Neurology"},{"issue":"10","key":"5016_CR25","doi-asserted-by":"publisher","first-page":"2400","DOI":"10.1007\/s10803-012-1719-1","volume":"44","author":"V Hus","year":"2014","unstructured":"Hus, V., Gotham, K., & Lord, C. (2014). Standardizing ADOS domain scores: Separating severity of social affect and restricted and repetitive behaviors. Journal of Autism and Developmental Disorders, 44(10), 2400\u20132412. https:\/\/doi.org\/10.1007\/s10803-012-1719-1","journal-title":"Journal of Autism and Developmental Disorders"},{"issue":"8","key":"5016_CR26","doi-asserted-by":"publisher","first-page":"1996","DOI":"10.1007\/s10803-014-2080-3","volume":"44","author":"V Hus","year":"2014","unstructured":"Hus, V., & Lord, C. (2014). The autism diagnostic observation schedule, module 4: Revised algorithm and standardized severity scores. Journal of Autism and Developmental Disorders, 44(8), 1996\u20132012. https:\/\/doi.org\/10.1007\/s10803-014-2080-3","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR27","first-page":"146","volume":"107","author":"P Hyman","year":"2002","unstructured":"Hyman, P., Oliver, C., & Hall, S. (2002). Self-injurious behavior, self-restraint and compulsive behaviors in Cornelia de Lange syndrome. American Journal of Mental Deficiency, 107, 146\u2013154","journal-title":"American Journal of Mental Deficiency"},{"issue":"4","key":"5016_CR28","doi-asserted-by":"publisher","first-page":"416","DOI":"10.1007\/s10803-009-0911-4","volume":"40","author":"L Kenworthy","year":"2010","unstructured":"Kenworthy, L., Case, L., Harms, M. B., Martin, A., & Wallace, G. L. (2010). Adaptive behavior ratings correlate with symptomatology and IQ among individuals with high-functioning autism spectrum disorders. Journal of Autism and Developmental Disorders, 40(4), 416\u2013423. https:\/\/doi.org\/10.1007\/s10803-009-0911-4","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR29","doi-asserted-by":"publisher","first-page":"221","DOI":"10.1111\/j.1469-7610.1980.tb01797.x","volume":"21","author":"DA Krug","year":"1980","unstructured":"Krug, D. A., Arick, J., & Almond, P. (1980). Behavior checklist for identifying severely handicapped individuals with high levels of autistic behavior. Journal of Child Psychology and Psychiatry, 21, 221\u2013229","journal-title":"Journal of Child Psychology and Psychiatry"},{"issue":"3","key":"5016_CR30","doi-asserted-by":"publisher","first-page":"205","DOI":"10.1023\/A:1005592401947","volume":"30","author":"C Lord","year":"2000","unstructured":"Lord, C., Risi, S., Lambrecht, L., Cook, E. H., Jr., Leventhal, B. L., DiLavore, P. C., Pickles, C., & Rutter, M. (2000). The autism diagnostic observation schedule-generic: A standard measure of social and communication deficits associated with the spectrum of autism. Journal of Autism and Developmental Disorders, 30(3), 205\u2013223","journal-title":"Journal of Autism and Developmental Disorders"},{"key":"5016_CR31","volume-title":"Autism diagnostic observation schedule, second edition (ADOS-2) manual (Part I): Modules 1\u20134","author":"C Lord","year":"2012","unstructured":"Lord, C., Rutter, M., DiLavore, P. C., Risi, S., Gotham, K., & Bishop, S. (2012). Autism diagnostic observation schedule, second edition (ADOS-2) manual (Part I): Modules 1\u20134. Western Psychological Services."},{"issue":"5","key":"5016_CR32","doi-asserted-by":"publisher","first-page":"659","DOI":"10.1007\/BF02172145","volume":"24","author":"C Lord","year":"1994","unstructured":"Lord, C., Rutter, M., & Le Couteur, A. (1994). Autism diagnostic interview-revised: A revised version of a diagnostic interview for caregivers of individuals with possible pervasive developmental disorders. Journal of Autism and Developmental Disorders, 24(5), 659\u2013685","journal-title":"Journal of Autism and Developmental Disorders"},{"issue":"4","key":"5016_CR33","doi-asserted-by":"publisher","first-page":"1","DOI":"10.15585\/mmwr.ss6904a1externalicon","volume":"69","author":"MJ Maenner","year":"2020","unstructured":"Maenner, M. J., Shaw, K. A., Baio, J., Washington, A., Patrick, M., DiRienzo, M., Christiansen, D.L., Wiggins, L.D., Pettygrove, S., Andrews, J.G., Lopez, M., Hudson, A., Baroud, T., Schwenk, Y., White, T., Robinson Rosenberg, C., Lee, L., Harrington, R.A., Huston, M., Hewitt, A., Esler, A., Hall-Lande, J., Poynter, J.N., Hallas-Muchow, L., Constantino, J.N., Fitzgerald, R.T., Zohorodny, W., Shenouda, J., Daniels, J.L., Warren, Z., Vehorn, A., Salinas, A., Durkin, M.S., & Dietz, P.M. (2020). Prevalence of autism spectrum disorder among children aged 8 years-autism and developmental disabilities monitoring network, 11 sites, United States 2016. MMWR Surveillance Summaries, 69(4), 1\u201312. https:\/\/doi.org\/10.15585\/mmwr.ss6904a1externalicon","journal-title":"MMWR Surveillance Summaries"},{"issue":"2","key":"5016_CR34","doi-asserted-by":"publisher","first-page":"143","DOI":"10.1111\/j.1365-2788.2008.01138.x","volume":"53","author":"CA Molloy","year":"2009","unstructured":"Molloy, C. A., Murray, D. S., Kinsman, A., Castillo, H., Mitchell, T., Hickey, F. J., & Patterson, B. (2009). Differences in the clinical presentation of trisomy 21 with and without autism. Journal of Intellectual Disability Research, 53(2), 143\u2013151. https:\/\/doi.org\/10.1111\/j.1365-2788.2008.01138.x","journal-title":"Journal of Intellectual Disability Research"},{"key":"5016_CR35","doi-asserted-by":"publisher","first-page":"572","DOI":"10.1007\/s10803-008-0655-6","volume":"39","author":"J Moss","year":"2009","unstructured":"Moss, J., Oliver, C., Arron, K., Burbridge, C., & Berg, K. (2009). The prevalence and phenomonology of repetitive behavior in genetic syndromes. Journal of Autism and Developmental Disorders, 39, 572\u2013588","journal-title":"Journal of Autism and Developmental Disorders"},{"issue":"4","key":"5016_CR36","doi-asserted-by":"publisher","first-page":"390","DOI":"10.1177\/1362361312442790","volume":"17","author":"J Moss","year":"2013","unstructured":"Moss, J., Richards, C., Nelson, L., & Oliver, C. (2013). Prevalence of autism spectrum disorder symptomatology and related behavioural characteristics in individuals with Down syndrome. Autism, 17(4), 390\u2013404. https:\/\/doi.org\/10.1177\/1362361312442790","journal-title":"Autism"},{"key":"5016_CR37","volume-title":"Mullen scales of early learning: Manual","author":"EM Mullen","year":"1995","unstructured":"Mullen, E. M. (1995). Mullen scales of early learning: Manual. NCS Pearson, Inc."},{"issue":"6","key":"5016_CR38","doi-asserted-by":"publisher","first-page":"594","DOI":"10.1111\/jir.12342","volume":"61","author":"T Naerland","year":"2017","unstructured":"Naerland, T., Bakke, K. A., Storvik, S., Warner, G., & Howlin, P. (2017). Age and gender-related differences in emotional and behavioural problems and autistic features in children and adolescents with Down syndrome: A survey-based study of 674 individuals. Journal of Intellectual Disability Research, 61(6), 594\u2013603. https:\/\/doi.org\/10.1111\/jir.12342","journal-title":"Journal of Intellectual Disability Research"},{"issue":"11","key":"5016_CR39","doi-asserted-by":"publisher","first-page":"2019","DOI":"10.1111\/apa.14850","volume":"108","author":"UW Oxelgren","year":"2019","unstructured":"Oxelgren, U. W., Aberg, M., Myrelid, A., Anneren, G., Westerlund, J., Gustafsson, J., & Fernell, E. (2019). Autism needs to be considered in children with Down Syndrome. Acta Paediatrica, 108(11), 2019\u20132026. https:\/\/doi.org\/10.1111\/apa.14850","journal-title":"Acta Paediatrica"},{"issue":"3","key":"5016_CR40","doi-asserted-by":"publisher","first-page":"276","DOI":"10.1111\/dmcn.13217","volume":"59","author":"UW Oxelgren","year":"2017","unstructured":"Oxelgren, U. W., Myrelid, A., Anneren, G., Ekstam, B., Goransson, C., Holmbom, A., Lsaksson, A., Aberg, M., Gusafsson, J., & Fernell, E. (2017). Prevalence of autism and attention-deficit-hyperactivity disorder in Down syndrome: A population-based study. Developmental Medicine and Child Neurology, 59(3), 276\u2013283. https:\/\/doi.org\/10.1111\/dmcn.13217","journal-title":"Developmental Medicine and Child Neurology"},{"issue":"1","key":"5016_CR41","doi-asserted-by":"publisher","first-page":"96","DOI":"10.1016\/j.rasd.2011.03.009","volume":"6","author":"V Pandolfi","year":"2012","unstructured":"Pandolfi, V., Magyar, C. I., & Dill, C. A. (2012). An initial psychometric evaluation of the CBCL 6\u201318 in a sample of youth with autism spectrum disorders. Research in Autism Spectrum Disorder, 6(1), 96\u2013108. https:\/\/doi.org\/10.1016\/j.rasd.2011.03.009","journal-title":"Research in Autism Spectrum Disorder"},{"issue":"4","key":"5016_CR220","doi-asserted-by":"publisher","first-page":"306","DOI":"10.1080\/19315864.2014.930547","volume":"7","author":"V Pandolfi","year":"2014","unstructured":"Pandolfi, V., Magyar, C. I., Norris M. (2014). Validity study of the CBCL 6-18 for the assessment of emotional problems in youth with ASD. Journal of Mental Health Research in Intellectual Disabilities, 7(4), 306\u2013322. https:\/\/doi.org\/10.1080\/19315864.2014.930547","journal-title":"Journal of Mental Health Research in Intellectual Disabilities"},{"issue":"4","key":"5016_CR42","doi-asserted-by":"publisher","first-page":"1163","DOI":"10.1016\/j.jpeds.2013.06.013","volume":"163","author":"AP Presson","year":"2013","unstructured":"Presson, A. P., Partyka, G., Jensen, K. M., Devine, O. J., Rasmussen, S. A., McCabe, L. L., & McCabe, E. R. (2013). Current estimate of Down Syndrome population prevalence in the United States. Journal of Pediatrics, 163(4), 1163\u20131168. https:\/\/doi.org\/10.1016\/j.jpeds.2013.06.013","journal-title":"Journal of Pediatrics"},{"issue":"11","key":"5016_CR43","doi-asserted-by":"publisher","first-page":"750","DOI":"10.1017\/s0012162201001372","volume":"43","author":"P Rasmussen","year":"2001","unstructured":"Rasmussen, P., Borjesson, O., Wentz, E., & Gillberg, C. (2001). Autistic disorders in Down syndrome: Background factors and clinical correlates. Developmental Medicine and Child Neurology, 43(11), 750\u2013754. https:\/\/doi.org\/10.1017\/s0012162201001372","journal-title":"Developmental Medicine and Child Neurology"},{"issue":"10","key":"5016_CR44","doi-asserted-by":"publisher","first-page":"909","DOI":"10.1016\/s2215-0366(15)00376-4","volume":"2","author":"C Richards","year":"2015","unstructured":"Richards, C., Jones, C., Groves, L., Moss, J., & Oliver, C. (2015). Prevalence of autism spectrum disorder phenomenology in genetic disorders: A systematic review and meta-analysis. The Lancet Psychiatry, 2(10), 909\u2013916. https:\/\/doi.org\/10.1016\/s2215-0366(15)00376-4","journal-title":"The Lancet Psychiatry"},{"key":"5016_CR45","volume-title":"Stanford-Binet Intelligence Scales","author":"GH Roid","year":"2003","unstructured":"Roid, G. H. (2003). Stanford-Binet Intelligence Scales (5th ed.). Western Psychological Services.","edition":"5"},{"key":"5016_CR46","doi-asserted-by":"publisher","first-page":"9","DOI":"10.1186\/s13229-019-0260-x","volume":"10","author":"G Russell","year":"2019","unstructured":"Russell, G., Mandy, W., Elliott, D., White, R., Pittwood, T., & Ford, T. (2019). Selection bias on intellectual ability in autism research: A cross-sectional review and meta-analysis. Molecular Autism, 10, 9. https:\/\/doi.org\/10.1186\/s13229-019-0260-x","journal-title":"Molecular Autism"},{"key":"5016_CR47","volume-title":"Manual for the social communication questionnaire","author":"M Rutter","year":"2003","unstructured":"Rutter, M., Bailey, A., & Lord, C. (2003). Manual for the social communication questionnaire. Western Psychological Services."},{"key":"5016_CR48","doi-asserted-by":"publisher","first-page":"526","DOI":"10.3389\/fpsyt.2019.00526","volume":"10","author":"A Thurm","year":"2019","unstructured":"Thurm, A., Farmer, C., Salzman, E., Lord, C., & Bishop, S. (2019). State of the field: Differentiating intellectual disability from autism spectrum disorder. Front Psychiatry, 10, 526. https:\/\/doi.org\/10.3389\/fpsyt.2019.00526","journal-title":"Front Psychiatry"},{"issue":"1","key":"5016_CR49","doi-asserted-by":"publisher","first-page":"75","DOI":"10.1111\/jir.12344","volume":"61","author":"G Warner","year":"2017","unstructured":"Warner, G., Howlin, P., Salomone, E., Moss, J., & Charman, T. (2017). Profiles of children with Down syndrome who meet screening criteria for autism spectrum disorder (ASD): A comparison with children diagnosed with ASD attending specialist schools. Journal of Intellectual Disability Research, 61(1), 75\u201382. https:\/\/doi.org\/10.1111\/jir.12344","journal-title":"Journal of Intellectual Disability Research"},{"issue":"4","key":"5016_CR50","doi-asserted-by":"publisher","first-page":"433","DOI":"10.1002\/aur.1371","volume":"7","author":"G Warner","year":"2014","unstructured":"Warner, G., Moss, J., Smith, P., & Howlin, P. (2014). Autism characteristics and behavioural disturbances in \u223c500 children with Down\u2019s Syndrome in England and Wales. Autism Research, 7(4), 433\u2013441. https:\/\/doi.org\/10.1002\/aur.1371","journal-title":"Autism Research"}],"container-title":["Journal of Autism and Developmental Disorders"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10803-021-05016-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s10803-021-05016-6\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10803-021-05016-6.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,2,17]],"date-time":"2022-02-17T12:22:38Z","timestamp":1645100558000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s10803-021-05016-6"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,4,27]]},"references-count":51,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2022,3]]}},"alternative-id":["5016"],"URL":"https:\/\/doi.org\/10.1007\/s10803-021-05016-6","relation":{},"ISSN":["0162-3257","1573-3432"],"issn-type":[{"value":"0162-3257","type":"print"},{"value":"1573-3432","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021,4,27]]},"assertion":[{"value":"6 April 2021","order":1,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"27 April 2021","order":2,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The authors declare they have no conflict of interest.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"This research study was conducted retrospectively from data obtained for clinical purposes. The study was completed in accordance with the intuitional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The Oregon Health and Science University IRB approved this study.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical Approval"}},{"value":"A waiver of consent was obtained due to the retrospective nature of the study.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to Participate"}}]}}