First 100 patients and their ICD-9-CM codes from the Vermont Uniform Hospital Discharge Data Set for 2011, Inpatient.
Diagnostic ICD-9 codes are prefixed with 'D', while procedural ICD-9 codes are prefixed with 'P'.
A data frame, with column "id" (numeric), some descriptive columns, "dx" (factor), and "icd9cm" (factor)
Want to suggest features or report bugs for rdrr.io? Use the GitHub issue tracker.