• HAGIS used an innovative sample frame designed to produce a random sample of eligible households across mainland Scotland
  • The HAGIS pilot main questionnaire was administered as part of a household interview
  • All participants who responded to the main interview were asked to complete a self-completion questionnaire
  • A total of 1,057 main interviews were completed in the pilot wave and 67% of respondents completed a self-completion questionnaire
  • 88% of all respondents agreed to link their survey to at least one source of administrative data