Appointment 1 Appointments and Schedules 1 Electronic Mail 1 Humans 1 No-shows 1 Nonattendance 1 Orthodontics 1 Patient Preference 1 Private Practice 1 Reminder Systems Reminders 1 Retrospective Studies 1 Telephone 1 Text Messaging 1 adult 1 article 1 case report 1 clinical article 1 e-mail 1 evaluation study 1 female 1 hospital management 1 human 1 intermethod comparison 1 male 1 organization and management 1 orthodontics 1 patient attendance 1 patient preference 1 private practice 1