| ATCbyDrug | Fully Nested ATC2 → ATC4 → Drug (CMDECOD) Table by Treatment (wide) |
| freq_by | Frequency Table by Group (wide): n (%) with flexible ordering and formats |
| freq_by_line | One-Line Frequency Summary by Treatment Group |
| generate_compare_report | Compare DEV vs VAL datasets (PROC COMPARE-style) with robust file detection |
| get_column_info | Extract Column Metadata from a Data Frame |
| get_data | Load Data Files of Various Formats |
| mean_by | Summary Table: Mean and Related Statistics by Group |
| sas_round | SAS-Compatible Rounding |
| SOCbyPT | SOC → PT summary by treatment (wide), with optional BY-grouping, SOC totals, UNCODED positioning, BY-specific Big-N, and optional Big-N printing |
| SOCbyPT_Grade | SOC → PT summary by treatment with Grade split (wide) |