Methods
This descriptive, correlational study used secondary data
from the National Health and Nutrition Examination Survey
(NHANES) from 2005 to 2006. The NHANES from
the National Center for Health and Human Services [26] is
a national survey designed to assess the prevalence of
major diseases and risk factors for diseases, with the aim of
assessing nutritional status and its associations with health
promotion and disease prevention. Data are collected
through both personal interviews conducted and physical
examinations carried out at mobile examination centers.
The NHANES examines a nationally representative sample