Create a factor out of the stratum column with transforming NA to unknown — create_factor_with_unknown • SignalDetectionTool

Create a factor out of the stratum column with transforming NA to unknown

create_factor_with_unknown(signals_agg)

Arguments

signals_agg: tibble or data.frame, aggregated signals over n weeks with columns number of cases, any_alarms and n_alarms aggregate_signals for only one category.

Value

tibble with stratum column being a factor

Examples

if (FALSE) {
data <- data.frame(
  year = 2020:2023,
  week = 1:4,
  cases = 10:13,
  any_alarms = c(TRUE, FALSE, TRUE, FALSE),
  n_alarms = c(0, 2, 0, 1),
  category = c("sex", "sex", "sex", "sex"),
  stratum = c("female", "male", "diverse", NA)
)
create_factor_with_unknown(data)
}