This function uses the sysi
or sssy
registers as input to extract the
dates of all diabetes-specific podiatrist services. Removes duplicate
services on the same date.
Value
The same type as the input data, default as a tibble::tibble()
.
pnr
: Identifier variabledate
: The dates of the first and second diabetes-specific podiatrist record
Details
The output is passed to the join_inclusions()
function for the final
step of the inclusion process.
See also
See the vignette("algorithm")
for the logic used to filter these
patients.
Examples
if (FALSE) { # \dontrun{
register_data <- simulate_registers(c("sysi", "sssy"), 100)
keep_(register_data$sysi, register_data$sssy)
} # }