Figure 1

Survey flow and elements. *Answers determined allocation to relevance subsamples (or exclusion from survey; see appendix 1.2 for more information). The rest of the survey was identical for both subsamples.

Survey flow and elements. *Answers determined allocation to relevance subsamples (or exclusion from survey; see appendix 1.2 for more information). The rest of the survey was identical for both subsamples.