Table 1

Categories and numbers of questions asked in Michigan HPV and Oropharyngeal Cancer (MHOC) study baseline and follow-up questionnaire.

Question categoryNumber of questions
BaselineFollow-up
Demographic85
Oral health and cancer55
STI testing and diagnosis1712
Sexual health and vaccinations2516
Sexual behaviour706
Sexual partners2218
Substance use2016
  • STI, sexually transmitted infection.