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Brooks-Gunn, J.; Warren, Michelle P. – Journal of Youth and Adolescence, 1985
This paper reviews some of the maturational events that are applicable in studying psychological effects of pubertal status and timing. Nine changes are reviewed (bone, height, weight, body fat, breast, body hair, penile, testicular, and menarcheal changes) in terms of measurement techniques, psychometric properties, and intercorrelations with…
Descriptors: Adolescent Development, Data Collection, Elementary Secondary Education, Human Body
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National Inst. of Child Health and Human Development (NIH), Bethesda, MD. – 1992
The National Institute of Child Health and Human Development (NICHD) Study of Early Child Care is an ongoing, prospective, 3-year longitudinal study of over 1,300 full-term healthy infants and families from 10 sites across the United States. While the sample is not nationally representative, the subjects come from major regions of the country: the…
Descriptors: Child Development, Data Collection, Day Care, Day Care Centers
PDF pending restoration PDF pending restoration
National Inst. of Child Health and Human Development (NIH), Bethesda, MD. – 1992
The National Institute of Child Health and Human Development (NICHD) Study of Early Child Care is an ongoing, prospective, 3-year longitudinal study of over 1,300 full-term healthy infants and families from 10 sites across the United States. While the sample is not nationally representative, the subjects come from major regions of the country: the…
Descriptors: Child Development, Data Collection, Day Care, Day Care Centers
PDF pending restoration PDF pending restoration
National Inst. of Child Health and Human Development (NIH), Bethesda, MD. – 1994
The National Institute of Child Health and Human Development (NICHD) Study of Early Child Care is an ongoing, prospective, 3-year longitudinal study of over 1,300 full-term healthy infants and families from 10 sites across the United States. While the sample is not nationally representative, the subjects come from major regions of the country: the…
Descriptors: Child Behavior, Child Development, Data Collection, Day Care