The objective of this investigation was to examine the relationship between BMI and waist circumference (WC) by gender and race subgroups from U.S. population-based data from 1959 to 2004 and to investigate the trend in WC over calendar time.
Section of Statistical Genetics, Department of Biostatistics, Ryals Public Health Building, Suite 414, University of Alabama, 1665 University Boulevard, Birmingham, AL 35294, USA.