Biomedical Statistics and Informatics Software Packages

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Estimates the distance matrix between two groups (e.g. cases and potential controls) on the basis of a set of X’s. The macro has an optional call to the VMATCH macro which allows one to perform variable optimal matching. Requires VMATCH if you wish to use the optimal matching option. This macro is designed to find a best cutpoint of a continuous variable based on chi-square statistics for a binary outcome. This macro also requires that you download nobs. Erik Bergstralh & Jon Kosanke. [8/2004]



Page last modified: July 20, 2018