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December 2008
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NHANES
III |
NHANES |
NHANES |
NHANES** 2003-04 n=4,431 |
NHANES** 2005-06 n=4,356 |
|
Overweight (BMI greater than or equal to 25.0 and less than 30.0) |
33.1 |
34.0 |
35.1 | 34.1 | 32.7 |
Obese (BMI greater than or equal to 30.0) |
22.9 |
30.5 |
30.6 | 32.2 | 34.3 |
Extremely obese (BMI greater than or equal to 40.0) | 2.9 | 4.7 | 5.1 | 4.8 | 5.9 |
*Age-adjusted
by the direct method to the year 2000 U.S. Bureau of the Census
estimates using the age groups 20-39, 40-59, and 60 years and over.
**Crude estimates (not age-adjusted) for 2005-6 are 32.6% with a
25<=BMI<30, 34.7% with a BMI>=30 and 6% with a BMI>=40. Pregnant
females were excluded from analyses.
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Table 2. Age-adjusted* prevalence of overweight, obesity and extreme obesity among U.S. adults, age 20-74 years**
NHES I |
NHANES
I |
NHANES
II |
NHANES
III |
NHANES |
NHANES 2001-02 n=3,916 |
NHANES 2003-04 n=3,756 |
NHANES 2005-06 n=3,835 |
|
Overweight (BMI greater than or equal to 25.0 and less than 30.0) | 31.5 | 32.3 | 32.1 | 32.7 | 33.6 | 34.4 | 33.4 | 32.2 |
Obese (BMI greater than or equal to 30.0) | 13.4 |
14.5 |
15.0 |
23.2 |
30.9 |
31.3 | 32.9 | 35.1 |
Extremely obese (BMI greater than or equal to 40.0) | 0.9 | 1.3 | 1.4 | 3.0 | 5.0 | 5.4 | 5.1 | 6.2 |
*Age-adjusted by the direct method to the year 2000 U.S. Bureau of the
Census estimates using the age groups 20-39, 40-59, and 60-74 years.
**NHES: National Health Examination Survey; NHES included adults 18-79
years, NHANES I & II did not include individuals over 74 years of age,
thus trend estimates are based on age 20-74 years. Pregnant females were
excluded from analyses.
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For more detailed estimates see:
Flegal KM, Carroll MD, Ogden CL, Johnson CL. Prevalence and trends in obesity among US adults, 1999-2000. JAMA 288:1723-7. 2002.
Ogden CL, Carroll MD, Curtin LR, McDowell MA, Tabak CJ, Flegal KM. Prevalence of overweight and obesity in the United States, 1999-2004. JAMA 295:1549-1555. 2006.
This Health E-Stat supersedes the earlier versions below.
NHANES data on the Prevalence of Overweight and Obesity Among Adults-United States, 2003-2004
NHANES data on the Prevalence of Overweight and Obesity Among Adults-United States, 1999-2002
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This page last reviewed December 24, 2008
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