Introduction to R for Clinical Data Management

Basic Data Quality Checks in R

Code Example 7

30-45 minutes Applied Step 13 of 19

Code

Code Example 7

13 / 19

Code

Code Example 7

expected_sex_values <- c("Female", "Male", "Not reported")

unexpected_sex <- enrollment_data |>
  filter(!sex %in% expected_sex_values | is.na(sex)) |>
  select(participant_id, site, sex)

unexpected_sex