How to create subcategories for rows and columns similar to tabulate
I'm currently working on creating a data table of results from a SQL query. The final data table has a set up that merges the shared column groups and merges the rows of shared values as well (see Table 1). The data sometimes has numeric values, but most of the results are strings like "Negative" or "< 0.1". The way I summarize the data table with the character/nominal values is by transposing the...