Laurence Grummer-Strawn

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OBJECTIVES This report provides detailed information on how the 2000 Centers for Disease Control and Prevention (CDC) growth charts for the United States were developed, expanding upon the report that accompanied the initial release of the charts in 2000. METHODS The growth charts were developed with data from five national health examination surveys and(More)
OBJECTIVES This report presents the revised growth charts for the United States. It summarizes the history of the 1977 National Center for Health Statistics (NCHS) growth charts, reasons for the revision, data sources and statistical procedures used, and major features of the revised charts. METHODS Data from five national health examination surveys(More)
OBJECTIVE To present a clinical version of the 2000 Centers for Disease Control and Prevention (CDC) growth charts and to compare them with the previous version, the 1977 National Center for Health Statistics (NCHS) growth charts. METHODS The 2000 CDC percentile curves were developed in 2 stages. In the first stage, the empirical percentiles were smoothed(More)
OBJECTIVE Our goal is to describe the methods used in the Infant Feeding Practices Study II (IFPS II), a study of infant feeding and care practices throughout the first year of life. Survey topics included breastfeeding, formula and complementary feeding, infant health, breast-pump use, food allergies, sleeping arrangements, mother's employment, and child(More)
BACKGROUND Several investigators have concluded that the waist-to-height ratio is more strongly associated with cardiovascular disease risk factors than is the body mass index (BMI; in kg/m(2)). OBJECTIVES We examined the relation of the BMI-for-age z score and waist-to-height ratio to risk factors (lipids, fasting insulin, and blood pressures). We also(More)
OBJECTIVE To examine the accuracy of self-reported height and weight data to classify adolescent overweight status. Self-reported height and weight are commonly used with minimal consideration of accuracy. DATA SOURCES Eleven studies (4 nationally representative, 7 convenience sample or locally based). STUDY SELECTION Peer-reviewed articles of studies(More)
BACKGROUND Validation studies of height- and weight-based indexes of body fatness in children and adolescents have examined only small samples of school-age children. OBJECTIVE The objective was to validate the performance of age- and sex-specific body mass index (BMI) compared with the Rohrer index (RI) and weight-for-height in screening for both(More)
OBJECTIVE In the third quarter of 2001, the National Immunization Survey (NIS) began collecting data on the initiation and duration of breastfeeding and whether it was the exclusive method of infant feeding. Using the data from the 2002 NIS, this study estimates breastfeeding rates in the United States by characteristics of the child, mother, or family. (More)
BACKGROUND A new index to determine body iron promises a simpler approach to monitoring iron deficiency (ID) prevalence. OBJECTIVE Our objective was to compare ID defined as body iron <0 mg/kg and calculated from the log ratio of transferrin receptor to ferritin (the body iron model) to ID defined as >/=2 of 3 abnormal concentrations in ferritin,(More)