Study participants and recruitment
allergy
ALLERGY, APPENDIX
The Public Dental Service Competence Center of Northern Norway (TkNN) provides specialist services and receives The letter addressed to the children consisted primarily of photographs showing the therapy dog in the dental clinic and the anticipated procedures included in the clinical study (Supporting Information: Appendix − Invitation letter). To participate in the trial, the child had previously avoided dental treatment due to dental fear, and both the child and the parent/guardian had to accept the presence of a dental therapy dog in the dental clinic. Exclusion criteria were fearfulness toward dogs by the child or parent/guardian or having a known canine allergy, if the child was immunocompromised, or if the child or parent/guardian could not understand or complete the intended questionnaires. The child and parent were informed in writing and verbally that they could withdraw from the trial at any time without explanation or prejudice.