Simple simulator to create a waiting list — wl

Creates a simulated waiting list comprising referral dates, and removal dates

Usage

wl_simulator(
  start_date = NULL,
  end_date = NULL,
  demand = 10,
  capacity = 11,
  waiting_list = NULL,
  withdrawal_prob = NA,
  detailed_sim = FALSE
)

Arguments

start_date: date. The start date for the simulation.
end_date: date. The end date for the simulation.
demand: numeric. Weekly demand (i.e., typical referrals per week).
capacity: numeric. Weekly capacity (i.e., typical removals per week).
waiting_list: integer. The number of patients on the waiting list.
withdrawal_prob: numeric. Probability of a patient withdrawing.
detailed_sim: logical. If TRUE, simulation provides detailed output.

Value

A data.frame simulating a waiting list, with columns:

Referral: Date. The date each patient was added to the waiting list.
Removal: Date. The date each patient was removed from the waiting list (may be NA if unscheduled).
Withdrawal: Date. The date the patient withdrew from the waiting list.
Priority: Numeric. Waiting list priority level, from 1 (most urgent) to 4 (least urgent).
Target_wait: Numeric. Target number of days the patient should wait at the assigned priority level (e.g., 28 days for priority 2)
Name: Character. Patient name in the format "Last, First".
Birth_date: Date. Date of birth.
NHS_number: Integer. Patient identifier, up to 100,000,000.
Specialty_code: Character. One-letter code representing the specialty of the procedure.
Specialty: Character. Full name of the specialty associated with the procedure.
OPCS: Character. OPCS-4 code of the selected procedure.
Procedure: Character. Name of the selected procedure.
Consultant: Character. Consultant name in the format "Last, First".

Examples


over_capacity_simulation <-
  wl_simulator("2024-01-01", "2024-03-31", 100, 110)
under_capacity_simulation <-
  wl_simulator("2024-01-01", "2024-03-31", 100, 90)