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CDC – 2015 BRFSS Survey Data and Documentation
The 2015 BRFSS data continues to reflect the changes initially made in 2011 in weighting methodology (raking) and the addition of cell phone only respondents. The aggregate BRFSS combined landline and cell phone dataset is built from the landline and cell phone data submitted for 2015 and includes data for 50 states, the District of Columbia Guam, and Puerto Rico.
2015 BRFSS Overview [PDF – 99 KB]
Provides information on the background, design, data collection and processing, and the statistical, and analytical issues for the combined landline and cell phone data set.
2015 BRFSS Codebook [PDF – 1,544 KB]
Codebook for the file showing variable name, location, and frequency of values for all reporting areas combined for the combined landline and cell phone data set.
Calculated Variables in Data Files [PDF – 2 MB]
2015 Summary Data Quality Report with Response Rates [PDF – 1,469 KB]
Preparing 2015 BRFSS Module Data for Analysis [PDF – 178 KB]
BRFSS Combined Landline and Cell Phone Weighted Response Rates by State, 2015
Comparability of Data [PDF – 85 KB]
Comparability of data across reporting areas for the combined landline and cell phone data set. The BRFSS 2015 data is not directly comparable to years of BRFSS data before 2011 because of the changes in weighting methodology and the addition of the cell phone sampling frame.
BRFSS Modules Used by State
BRFSS Modules Used by Category
Arranged by state or by category for the combined landline and cell phone data set.
Summary Matrix of Calculated Variables (CV) in the 2015 Data File
2015 Weighting Formula [PDF – 153 KB]
There are 441, 456 records for 2015. More information on participation is available in the states conducting surveillance, by year table. The data files are provided in ASCII and SAS Transport formats.
2015 BRFSS Data (ASCII) [ZIP -64.3 MB]
Data released August 2016
This file for the combined landline and cell phone data set is in ASCII format. It has a fixed record length of 2155 positions.
2015 BRFSS Data (SAS Transport Format) [ZIP – 96.5 MB]
Data released August 2016
This file for the combined landline and cell phone data set was exported from SAS V9.3 in the XPT transport format. This file contains 330 variables. This format can be imported into SPSS or STATA. Please note: some of the variable labels get truncated in the process of converting to the XPT format so they may be slightly different from what is on the SASOUT14.SAS program.
Variable Layout
Format information on variable name by column position.
The combined Landline and Cellular Telephone Survey Multiple Questionnaire Version Data including Optional Modules
The Combined landline and cellular telephone multiple version questionnaire data sets contain the data from the states which conducted more than one version of their landline and cellular telephone survey questionnaires and used optional modules in 2015.
The following files are included for use with SAS software developed by SAS Institute, Inc. The SAS files are programs that can be read using any text editor. Save SAS files as plain text files.
Format15.sas [SAS – 621 KB]
SAS for Windows program used to generate the 2015 format library.
Formats15 [SAS7BCAT – 441 KB]
Format library used with the 2015 BRFSS SAS Data File.
SASOUT15_LLCP.SAS [SAS – 33 KB]
SAS for Windows program to convert the ASCII file into a SAS dataset.
TRANSPRT.SAS [SAS – 4 KB]
SAS for Windows program to convert the XPT (SAS Transport) file into a SAS dataset.
Formas15.sas [SAS – 58 KB]
SAS for Windows format assignment statements.