TABLE 2—

Increase in Body Mass Index (BMI) by Sociodemographic Group: Behavioral Risk Factor Surveillance System, 1986–2002

	Total Increase in BMI, 1986–2002
Sociodemographic Group	Mean BMI	80th-Percentile BMI
Education
No high school diploma	2.09	2.79*
High school diploma (reference)	2.31	3.17
Some college	2.30	3.21
College graduation	1.74*	2.46*
Incomea
Lowest	2.19*	3.38*
Highest (reference)	1.66	2.24
Race/ethnicity
Non-Hispanic White (reference)	2.00	2.84
Non-Hispanic Black	2.79*	3.51*
Hispanic	2.17	2.86
Other	2.26	3.14
Gender
Female	2.40*	3.34*
Male (reference)	1.82	2.5

^a For explanation of income groups, see “Independent Variables” subsection of “Methods” section.

* P < .001.