Most respondents immediately mentioned heads and brains; "Something's going wrong in your head".
Expressions of items likely to misguide the respondents were corrected based on interviews with respondents immediately after the pre-test.
If respondents immediately chose option C they were asked to confirm that they were indifferent between living 10 years in imperfect or perfect health state.
The meaning of the term delayed antibiotics was explained fully to respondents immediately before asking the survey questions, this could have increased the number of respondents who responded that they fully understood.
The CATI process uses an electronic survey (as defined below), where the trained interviewer can enter the answers from the respondents immediately into a SAS 9.2 (SAS Institute, Carry, NC, USA) database.
14 The meaning of the term delayed antibiotics was explained fully to respondents immediately before asking "Before today, to what extent were you aware of what a delayed antibiotic was?"; this could have increased the number of respondents who responded that they fully understood.
Once they reach a potential respondent they immediately screen for future behavior -- will they go to the polls?
