Smart Drug Prevalence (n = 877).*

*Table 3 contains synthesized information from two questions. Prevalence – based on the six options listed – and purposes, focusing on PCE. Respondents could choose from 17 other purposes besides PCE; a subset of the data on other purposes is reported in Table 4. ‘PCE use’ was defined as a respondent who indicated PCE alone or in any combination; ‘other use’ was defined as a respondent who did not indicate PCE, but did indicate any other purpose.Smart Drug Prevalence (n = 877).*