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50 Years of ERIC
50 Years of ERIC
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Peer reviewed Peer reviewed
ERIC Number: EJ398168
Record Type: CIJE
Publication Date: 1989
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Effects of Marijuana Use during Pregnancy on Newborn Cry.
Lester, Barry M.; Dreher, Melanie
Child Development, v60 n4 p765-71 Aug 1989
Investigated acoustic characteristics of the cries of 20 infants whose mothers used marijuana during pregnancy. Cries of infants of marijuana users were shorter, had a higher percentage of dysphonation, a higher amd more variable fundamental frequency, and a lower first format than cries of 20 infants in a control group. (RJC)
Descriptors: Child Development, Foreign Countries, Infants, Marijuana, Pregnancy
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Acoustic Characteristics; Crying; Jamaica; Risk Factors