The data were obtained through the Behavioral Risk Factor Surveillance System (BRFSS), a state - based, random - digit - dialed landline telephone survey of the US civilian,
noninstitutionalized population aged 18 years or older.
Not exact matches
(The NSFG was created by the Centers for Disease Control and Prevention and is described as a «nationally representative of women 15 - 44 years of
age in the civilian,
noninstitutionalized population of the United States.»
Methods: The data are from the National Comorbidity Survey, a large general
population survey of persons
aged 15 to 54 years in the
noninstitutionalized civilian
population of the United States.