- Laura Whiting

# A Bland-Altman Difference Plot in Stata

The Bland-Altman plot is a type of difference plot commonly used in biomedicine to compare two assays to each other. In other disciplines it is more commonly known as the Tukey mean-difference plot.

To create this graph you first need to download the **batplot** command from the SSC, which you do in Stata with the following command:

To generate this graph in Stata, use the following commands:

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