Relation between the condition of childrens' teeth, dental facilities and other factors that are supposed to influence the condition of teeth. Children: ( 11 years of age ) visits to dentist / instructions of dentist / fear of dentist. Parents: care of own teeth now and in the past / experiences / fear of dentist / artificial teeth / present dentist / frequency of visiting / satisfaction / bad experiences / distance / instruction / change of dentist / partner artificial teeth / visits to dentist / child treated by school dentist or other / motivation for choice / age of first visit to dentist / reason of visit / fear / importance of school-dentist / regular visits to dentist / troubles with finding dentist / part of data is a detailed medical description of the children's teeth one half of the upper jaw and lower jaw.

Background variables: basic characteristics/ household characteristics/ characteristics of parental family/household/ occupation/employment/ education