Use method to reduce ICD-10 problem by initially finding only relevant codes in the map, then populating map only with the exact patient ICD codes (not the original map codes), before doing categorization.
icd10_comorbid_reduce(x = x, map, visit_name, icd_name, short_code, short_map,
return_df, return_binary = FALSE, categorize_fun = categorize_simple, ...)