Thedatausedinthisstudyarepartofalarger
survey of Norwegian consumers’ perceptions
of different foods. A self-administered postal
questionnaire was used as a research instrument.
Two thousand five-hundred questionnaires
and prepaid return envelopes were sent to a
representative sample of the Norwegian population. The participants were prerecruited by telephone in advance in order to ensure better
response. One thousand six hundred-three
questionnaires were returned (64%), of which
1283 were usable. Of the participants, 48%
(n¼621) were male, while 52% (662) were
female. The average age of the participants was
47 years.