Overview

This study aims to use two-arm randomized clinical trials to evaluate the effectiveness of the health diary in helping adolescents wearing fixed orthodontic appliances improve their oral hygiene status, self-management skills, oral health-related quality of life, self-efficacy, intention，number of breakages, and on-time and return visit status.

Eligibility

Inclusion Criteria:

• Patients with malocclusion eligible for fixed appliance orthodontic treatment;
• The age of patients ranged from 12 to 18 years;
• The patients received orthodontic treatment for the first time;
• The patient was alert and had no cognitive or psychiatric impairment;
• The patient was able to read and fill out the questionnaires, and had good listening, speaking and understanding skills in Chinese.

Exclusion Criteria:

• The patient's disease was diagnosed as jaw deformity associated with other diseases. Malocclusion secondary to trauma, tumor, cleft lip and palate;
• Patients treated with orthodontic-orthognathic surgery;
• The patient currently participating in other oral related intervention studies.