Oral Health Self-Management Ability and Its Influencing Factors among Adolescents with Fixed Orthodontics in China: A Mixed Methods Study

Table 1

Demographic characteristics of adolescent fixed orthodontic patients.

Variables		%
Mean age (SD)
Sex
Boy	149	51.4
Girl	141	48.6
Grade
Primary school	77	26.6
Junior high school	129	44.5
High school	84	29.0
Family situation
Live with parents	230	79.3
Live with grandparents	60	20.7
Duration of fixed appliance wear (months)
3~9	156	53.8
9~12	84	29.0
More than 12 months	50	17.2
Place of residence
Urban	161	55.5
Rural	129	44.5