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National Center for Chronic Disease Prevention and Health Promotion Behavioral Risk Factor Surveillance System BRFSS Home | Contact Us |
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2003 Air Quality System Overview document
Please read this document before performing any data analyses.
Provides information on the Air Quality System (AQS), Air Quality Index (AQI), data limitations, variables for analyses, and statistical and analytical issues.
464K 2003 Metropolitan Area Prevalence Tables
198K 2003 Metropolitan Area Data Weighting Methodology
Provides information on the background, design, data collection and processing, and statistical and analytical issues.
222K Annual Summary of Particulate Matter (PM2.5) AQI Values for Selected Metropolitan Areas, 2003
320K Annual Summary of Particulate Matter (PM10) AQI Values for Selected Metropolitan Areas, 2003
295K Annual Summary of Sulfur Dioxide (SO2) AQI Values for Selected Metropolitan Areas, 2003
245K Annual Summary of Carbon Monoxide (CO) AQI Values for Selected Metropolitan Areas, 2003
267K Annual Summary of Ozone (O3) AQI Values for Selected Metropolitan Areas, 2003
297K Annual Summary of Daily AQI Values for Selected Metropolitan Areas, 2003
354K
The data files are provided in ASCII and SAS Transport formats. There are 118,896 records for 2003.
2003 Air Quality System Summary Data
43K Variable Layout for 2003 Air Quality System Summary
10K 2003 Metropolitan Area Data (ASCII)
Data released September 1, 2006This file is in ASCII format. It has a fixed record length of 1,020 positions.
13Mb
Variable Layout for 2003 Metropolitan Area Data
Format information on variable name by column position for Metropolitan Area Data.
18K 2003 Metropolitan Area Data (SAS Transport Format)
Data released September 1, 2006This file was exported from SAS V8.2 in the XPT transport format. This file contains 288 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 PMSA_SASOUT03.SAS program.
20Mb
PMSA_sasout03
SAS for Windows program to convert the ASCII file into a SAS dataset.
27K
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