Prevalence of physical activity and obesity in US counties, 2001-2011: a road map for action.

ABSTRACT:

Background

Obesity and physical inactivity are associated with several chronic conditions, increased medical care costs, and premature death.

Methods

We used the Behavioral Risk Factor Surveillance System (BRFSS), a state-based random-digit telephone survey that covers the majority of United States counties, and the National Health and Nutrition Examination Survey (NHANES), a nationally representative sample of the US civilian noninstitutionalized population. About 3.7 million adults aged 20 years or older participated in the BRFSS from 2000 to 2011, and 30,000 adults aged 20 or older participated in NHANES from 1999 to 2010. We calculated body mass index (BMI) from self-reported weight and height in the BRFSS and adjusted for self-reporting bias using NHANES. We calculated

SUBMITTER: Dwyer-Lindgren L 

PROVIDER: S-EPMC3718620 | biostudies-literature | 2013

REPOSITORIES: biostudies-literature