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Rescorla, Leslie; Lee, Youn Mi Cathy; Oh, Kyung Ja; Kim, Young Ah – Journal of Speech, Language, and Hearing Research, 2013
Purpose: In this study, the authors aimed to compare vocabulary size, lexical composition, and late talking in large samples of Korean and U.S. children ages 18-35 months. Method: Data for 2,191 Korean children (211 children recruited "offline" through preschools, and 1,980 recruited "online" via the Internet) and 274 U.S.…
Descriptors: Foreign Countries, Korean, Vocabulary Development, Lexicology
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Hong, Soon-Beom; Hong, Yun-Chul; Kim, Jae-Won; Park, Eun-Jin; Shin, Min-Sup; Kim, Boong-Nyun; Yoo, Hee-Jeong; Cho, In-Hee; Bhang, Soo-Young; Cho, Soo-Churl – Journal of Child Psychology and Psychiatry, 2013
Bisphenol A (BPA) has been shown to affect brain and behavior in rodents and nonhuman primates, but there are few studies focusing on its relationship to human neurobehavior. We aimed to investigate the relationship between environmental exposure to BPA and childhood neurobehavior. Methods: Urinary BPA concentrations and behavioral and learning…
Descriptors: Correlation, Anxiety, Depression (Psychology), Learning Disabilities
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Kim, Jae-won; Lee, Jun-young; Hwang, Jun-won; Hong, Kang-E Michael – Child Psychiatry and Human Development, 2005
The purpose of this study is to examine the behavioral and developmental characteristics of children with inv(9). This case control study included 12 inv(9) subjects and 45 normal students. All of the subjects, together with their parents, underwent a psychiatric interview and parent questionnaire consisting of a Child Behavior Checklist (CBCL).…
Descriptors: Foreign Countries, Child Development, Child Behavior, Psychiatry