Figure 2.

Trends in weight in Illinois, USA by sex from 1984 to 2006. Age-adjusted average weight in kilograms per year for each of four sex-ethnic groups in Illinois, United States. Data were collected between 1984 and 2006 for all adults 20–75 years of age, as part of the Behavioral Risk Factors Surveillance System (BRFSS). ● Black Males, ▲ White Males, ■ Black Females, ◆ White Females. Estimated rate of weight change (standard errors) among these groups are: 0.47(0.05), 0.38 (0.01), 0.60(0.04), and 0.37 (0.02) for Black Males, White Males, Black Females and White Females, respectively.