Calculate some stats about referrals — wl_referral_stats • NHSRwaitinglist

Calculate some stats about referrals

Usage

wl_referral_stats(
  waiting_list,
  start_date = NULL,
  end_date = NULL,
  referral_index = 1
)

Arguments

waiting_list: data.frame. A df of referral dates and removals
start_date: date. The start date to calculate from
end_date: date. The end date to calculate to
referral_index: the column index of referrals

Value

A data.frame with the following summary statistics on referrals/demand:

demand_weekly: Numeric. Mean number of additions to the waiting list per week.
demand_daily: Numeric. Mean number of additions to the waiting list per day.
demand_cov: Numeric. Coefficient of variation in the time between additions to the waiting list.
demand_count: Numeric. Total demand over the full time period.

Examples

referrals <- c.Date("2024-01-01", "2024-01-04", "2024-01-10", "2024-01-16")
removals <- c.Date("2024-01-08", NA, NA, NA)
waiting_list <- data.frame("referral" = referrals, "removal" = removals)
referral_stats <- wl_referral_stats(waiting_list)