Table 4.

Confirmatory factor analysis of standardized factor loadings for Patient Portal Sexual Health Instrument, American Men’s Internet Survey 2018 (N=1375).

Questionnaire item	Factor loadings
	Sexual health engagement and awareness	Enhancing dyadic communication	Managing sexual health care
Item 1. It is a more convenient way to manage my sexual health records	0.7929	N/Aa	N/A
Item 2. It encourages people to be more aware of their sexual health	N/A	N/A	N/A
Item 3. It will help people like me make better sexual health decisions	N/A	N/A	N/A
Item 4. Improve communication on HIV and other sexually transmitted infections	N/A	0.8119	N/A
Item 5. Improve my confidence in the testing information a partner shares with me	N/A	0.8429	N/A
Item 6. Improve control over my sexual health and decision making	N/A	0.8357	N/A
Item 7. Tips or tools for managing sexual health	N/A	N/A	0.6633
Item 8. Ability to locate STDb test centers and services	N/A	N/A	0.6840
Item 9. Video chat for communicating with health care providers	N/A	N/A	0.6202
Item 10. Counseling and resources for people with STDs	N/A	N/A	0.7760
Item 11. Ability to order home test kits for HIV and STDs	N/A	N/A	0.5493
Item 12. Games to promote sexual health	N/A	N/A	0.5339

^aN/A: not applicable.

^bSTD: sexually transmitted disease.