Adolescent 1 Child 1 Children 1 Dental Anxiety 1 Dental anxiety 1 Dental fear 1 Family Characteristics 1 Family factors 1 Female 1 Hong Kong 1 Humans 1 Male Only Child 1 Parent-Child Relations 1 Parenting 1 Parenting styles 1 Parents 1 Siblings 1 Single-Parent Family 1 Socioeconomic Factors 1 adolescent 1 article 1 child child parent relation 1 controlled study 1 dental anxiety 1 etiology 1 family size 1 female 1 girl 1