Web survey	F2F cognitive interview
Sex
Female	227 (45%)	11 (55%)
Male	281 (55%)	9 (45%)
Age
18–40	187 (37%)	9 (45%)
41 and older	321 (63%)	11 (55%)
Education
Less than college	178 (35%)	11 (55%)
College and higher	330 (65%)	9 (45%)
N	508	20