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Using weights with PROC FREQ

Using weights with PROC FREQ - SAS Tutorial

From the course: SAS Essential Training: 1 Descriptive Analysis for Healthcare Research

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Using weights with PROC FREQ

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- [Instructor] In the BRFSS dataset, there are weights included. These weights are designed to weight the estimates derived from the BRFSS sample, back to the United States population based on characteristics such as age, sex, and location. I'm going to demonstrate using PROC FREQ with weights to make a weighted estimate. Please notice that I have opened exercise file 420_PROCFREQ with weights. Let's start with the unweighted PROC FREQ. Please notice that I'm using the whole dataset BRFSS_a. I need that because that is the one with the weight column in it. I'm going to demonstrate a PROC FREQ on the INCOME2 variable, which is annual household income. It is an ordinal variable with eight income levels, and some coding for refused, unknown, and missing. You will see I included the missing option in the PROC FREQ command. Let's look at this unweighted PROC FREQ first. We'll highlight and run. Alright, here's the output. Let's look at the level where INCOME2 equals one. Remember, this…

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