Get introduced to the Behavioral Risk Factor Surveillance System (BRFSS), and the National Health and Nutrition Examination Survey (NHANES).
- [Narrator] In this section, I will explain…what is meant by risk factor surveillance.…Then I will describe to you the two main systems…the US uses for risk factor surveillance:…the NHANES and the BRFSS.…Later, I will compare the pros and cons…of using each dataset for analysis.…So what is risk factor surveillance?…Well, it's keeping track of the rates of risk factors…which are things we do or states we are in…that confer risk to our health.…Imagine you hear on the radio or read in the newspaper…that 14.7% of Massachusetts adults smoked in 2014.…
Where do you think this number comes from?…How do we know this?…Usually estimates such as smoking rates come…from one of two main surveillance systems in the US:…the NHANES and the BRFSS.…I'll start with the NHANES.…The National Health and Nutrition Examination Survey,…or NHANES, is conducted by the U.S. Centers…for Disease Control and Prevention, or CDC,…which is a federal agency.…In the NHANES, neighborhoods, households,…and individuals are sampled…and data collectors visit respondents in person…
This detailed, practical course is designed to help those in the field of public health, medicine, and data science to edit, analyze, and interpret data. Learn how to code new variables, use the forward-stepwise modeling process, and document your decisions. Find out how to visualize results by generating charts and graphics, and how to add tables and figures to your documentation. This course helps equip you to independently design, develop, and execute a full BRFSS analysis, and even publish your results in scientific publications or journals.
- Reviewing survey data and documentation
- Conducting a BRFSS analysis
- Understanding naming conventions
- Editing variables
- Reviewing distributions
- Generating an analytic dataset
- Developing descriptive statistics to answer prespecified hypotheses
- Preparing publication-worthy tables and plots
Skill Level Advanced
1. What Is the BRFSS?
2. Designing Your Metadata
3. Reading in Data and Applying Exclusions
4. Preparing for Descriptive Analysis
5. Conducting Descriptive Analysis
Making a frequency macro4m 8s
6. Descriptive Analysis: Weights and Tests
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