elixhauser | R Documentation |
elixhauser
returns a summary dataset containing the Elixhauser comorbidities for
each patient.
elixhauser( dat = NULL, id = NULL, dx = "dx", version = 19, version_var = NULL, outpatient_two = "no" )
dat |
dataset which has been properly prepared using 'prepare_data()' |
id |
variable of the unique patient identifier |
dx |
the column with the diagnoses (defaults to 'dx') |
version |
which version(s) of ICD your data contain (ICD-9 only: 9, ICD-10 only: 10, Both: 19) |
version_var |
variable which denotes if the diagnoses on that row are ICD-9 (9) or ICD-10 (10) |
outpatient_two |
whether or not it should be required for there to be two outpatient claims for a diagnosis for a patient to be positively coded with that diagnosis. |
This function uses data which has been properly prepared to identify and flag the Elixhauser comorbidities. See full package documentation for additional details.
dataframe with one row per patient, and a column for their patient id, a column with each Elixhauser comorbidity, and a column with their Elixhauser index for readmission and death
elixhauser(dat = prepared_data, id = patient_id, dx = dx, version = 19, version_var = version, outpatient_two = "yes")
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