The questionnaire included 27 questions and was sent out by an e-mail to all practicing members in the Icelandic Dental Association (n = 274) and all members in the Association of Icelandic Dental Technicians (n = 63) or total of 337 individuals.
Spurningakönnun sem innihélt 27 spurningar var send í tölvupósti til þátttakenda sem voru allir starfandi félagsmenn í Tannlæknafélagi Íslands (n = 274) og Tannsmiðafélagi Íslands (n = 63), sem gerir samtals 337 manns.