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

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

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Next steps

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- Now that you are done with your descriptive analysis using healthcare data, what are your next steps? Well, it depends on the size of your data. My demonstration is using a really big data set. But if you just have a small sample, less than 100 records, you might not even be able to run a regression model. Regression models are used in big data to answer statistical hypotheses, because they allow you to include many independent variables in one model so you can control for confounding. But even if you are going to do a regression analysis, you always have to start with a descriptive analysis. So none of your effort was wasted. It's just that if your data set is too small to support a regression analysis, you are forced to stop after the descriptive analysis and use that to answer your hypothesis. So let's say you have small data and you can't go on and do a regression. Then just pull out your descriptive table and look at the p-value for the test you did on the exposure and the…

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