Robert J Kuczmarski

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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 describe the prevalence of, and trends in, overweight and obesity in the US population using standardized international definitions. DESIGN Successive cross-sectional nationally representative surveys, including the National Health Examination Survey (NHES I; 1960-62) and the National Health and Nutrition Examination Surveys (NHANES I:(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 To examine trends in overweight prevalence and body mass index of the US adult population. DESIGN Nationally representative cross-sectional surveys with an in-person interview and a medical examination, including measurement of height and weight. SETTING/PARTICIPANTS Between 6000 and 13,000 adults aged 20 through 74 years examined in each of(More)
BACKGROUND Previous studies to develop and validate bioelectrical impedance analysis (BIA) equations to predict body composition were limited by small sample sizes, sex specificity, and reliance on reference methods that use a 2-component model. OBJECTIVE This study was designed to develop sex-specific BIA equations to predict total body water (TBW) and(More)
BACKGROUND Body composition estimates for the US population are important in order to analyze trends in obesity, sarcopenia and other weight-related health conditions. National body composition estimates have not previously been available. OBJECTIVE To use transformed bioelectrical impedance analysis (BIA) data in sex-specific, multicomponent(More)
OBJECTIVE To examine prevalence of overweight and trends in overweight for children and adolescents in the US population. DESIGN Nationally representative cross-sectional surveys with an in-person interview and a medical examination, including measurement of height and weight. PARTICIPANTS Between 3000 and 14,000 youths aged 6 through 17 years examined(More)
Overweight and obesity are leading nutrition-related disorders of clinical and public health concern. Assessment and classification of these conditions are dependent on specific body mass index (BMI; in kg/m(2)) cutoff points. US government agencies are making the transition to a revised BMI definition of overweight from that previously recommended for(More)
CONTEXT It has been suggested that breastfeeding is protective against children becoming overweight, and that there is a dose-dependent effect of its duration. OBJECTIVE To determine whether breastfeeding and its duration are associated with a reduced risk of being overweight among young children in the United States. DESIGN AND SETTING Data on infant(More)