icd_create_indicator: Create a new indicator based on pattern in the argument expr

In epinotes/useicd10cm: functions and data for the use of ICD-10-CM codes

Description

Create a new indicator based on pattern in the argument expr

Usage

icd_create_indicator(data, new_name, expr, colvec, ignore.case = T, perl = T)

Arguments

data	input data
new_name	proposed name for the indicator
expr	regular expression describing the pattern of interest
colvec	indices or names of variables (where are the pattern) without quotes
ignore.case	logical
perl	logical

Value

new indicator matching the pattern described in the regular expression

Examples

library(dplyr)
library(useicd10cm)
icd10cm_data150 %>%
  icd_create_indicator(new_name = "hero", expr = "T401.[1-4]", colvec = c(2:6))) %>%
  count(hero)

epinotes/useicd10cm documentation built on Oct. 18, 2021, 2:33 a.m.