![]() In this document, the term state is used to refer to all areas participating in the BRFSS, including the District of Columbia, Guam, and the Commonwealth of Puerto Rico. Today, all 50 states, the District of Columbia, Puerto Rico, and Guam collect data annually American Samoa, the Federated States of Micronesia, and Palau collect survey data over a limited point-in-time (usually 1 to 3 months). BRFSS is a continuous, state-based surveillance system that collects information about modifiable risk factors for chronic diseases and other leading causes of death. BRFSS combined land line and cell phone prevalence data. Here, we list the levels of the covariates that we adjusted for, all of which are categorical. Over time, the number of states participating in the survey increased, and by 2001, 50 states, the District of Columbia, Puerto Rico, Guam, and the US Virgin Islands were participating in the BRFSS. BRFSS: Graph of Current Binge Drinking among adults 2011 to present. All covariates included in the study were categorized using the 2011, 2013, 2015, and 2017 BRFSS codebook groupings for that respective variable 15, 16, 17, 18. The BRFSS was initiated in 1984, with 15 states collecting surveillance data on risk behaviors through monthly telephone interviews. The BRFSS is an ongoing surveillance system designed to measure behavioral risk factors for the noninstitutionalized adult population (aged 18 years of age and older) residing in the United States. The BRFSS is administered and supported by CDC's Population Health Surveillance Branch, under the Division of Population Health at the National Center for Chronic Disease Prevention and Health Promotion. The Behavioral Risk Factor Surveillance System (BRFSS) is a collaborative project between all of the states in the United States (US) and participating US territories and the Centers for Disease Control and Prevention (CDC).
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