Pain during orthodontic treatment
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. aged 23 +5 years; 2. Right-handed (according to the field of EEG analysis requires routine amalgamation); 3. The level of education is undergraduate and above; 4. The patients have medical background (in areas of general need for education background, level and living conditions for amalgamation); 5. Patient can understand the scale and complete it; 6. No history of neuropsychiatric disorders; 7. Non-infectious diseases and / or systemic disease.
Exclusion criteria
Exclusion criteria: 1. Previous orthodontic treatments; 2. Experience of tooth ache recently; 3. Combined with infectious diseases and/or systematic diseases; 4. Patients who have taken analgesics in the last 3 days before the orthodontic treatments; 5. the T-AI result: male >=53, female>=55; 6. The test time of Cold pressor test:Initial threshold60.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cold pressor test (CPT); | — |
Secondary
| Measure | Time frame |
|---|---|
| Visual analog scale (VAS);State Anxiety Scale(SA-I); | — |
Countries
China