NHSRwaitinglist (version 0.1.2)

wl_queue_size: Queue size calculator

Description

Calculates queue sizes from a waiting list

Usage

wl_queue_size(
  waiting_list,
  start_date = NULL,
  end_date = NULL,
  referral_index = 1,
  removal_index = 2
)

Value

A data.frame containing the size of the waiting list for each day in the specified date range. If start_date and/or end_date are NULL, the function uses the earliest and latest referral dates in the input data.frame. The returned data.frame has the following columns:

dates

Date. Each date within the computed range, starting from the first referral.

queue_size

Numeric. Number of patients on the waiting list on that date.

Arguments

waiting_list

data.frame consisting addition and removal dates

start_date

Date or character (in format 'YYYY-MM-DD'); start of calculation period

end_date

Date or character (in format 'YYYY-MM-DD'); end of calculation period

referral_index

the index of referrals in waiting_list

removal_index

the index of removals in waiting_list

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)
wl_queue_size(waiting_list)