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Schieve, Laura A.; Drews-Botsch, Carolyn; Harris, Shericka; Newschaffer, Craig; Daniels, Julie; DiGuiseppi, Carolyn; Croen, Lisa A.; Windham, Gayle C. – Journal of Autism and Developmental Disorders, 2017
Previous studies of associations between ASD and conception using assisted reproductive technology (ART) are inconsistent and few studies have examined associations with other infertility treatments or infertility disorders. We examined associations between ASD and maternal/paternal infertility disorders and numerous maternal treatments among 1538…
Descriptors: Autism, Pervasive Developmental Disorders, Pregnancy, Correlation
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Schieve, Laura A.; Fountain, Christine; Boulet, Sheree L.; Yeargin-Allsopp, Marshalyn; Kissin, Dmitry M.; Jamieson, Denise J.; Rice, Catherine; Bearman, Peter – Journal of Autism and Developmental Disorders, 2015
Previous studies report associations between conception with assisted reproductive technology (ART) and autism. Whether these associations reflect an ascertainment or biologic effect is undetermined. We assessed diagnosis age and initial autism symptom severity among >30,000 children with autism from a linkage study of California Department of…
Descriptors: Clinical Diagnosis, Age Differences, Autism, Severity (of Disability)
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Zhang, Xin; Lv, Cong-Chao; Tian, Jiang; Miao, Ru-Juan; Xi, Wei; Hertz-Picciotto, Irva; Qi, Lihong – Journal of Autism and Developmental Disorders, 2010
We conducted a case-control study using 190 Han children with and without autism to investigate prenatal and perinatal risk factors for autism in China. Cases were recruited through public special education schools and controls from regular public schools in the same region (Tianjin), with frequency matching on sex and birth year. Unadjusted…
Descriptors: Body Weight, Autism, Pregnancy, Risk