Table 1. Description of the variables in the dataset.

Category	Variable	Description
	Date of birth	Patient’s date of birth
	Marital status	Specifies whether the patient is single or married
	Gender	Patient sex (male or female)
Patient	Nationality	The nationality of the patient
	Appointment date	Date of the booked appointment
	Appointment time	Time of the booked appointment
	Show or No-show	Specifies whether the appointment is attended or missed
	Booking date and time	Date and time in which the appointment was booked
	Appointment duration	Length of the appointment in minutes
	SMS	Specifies whether a confirmation SMS is sent or not sent
Appointment	Doctor ID	Dentist identification number