Table 2.

Description of Interventions of Interest to Increase Initiation of Preexposure HIV Prophylaxis

Intervention	Label	Baseline Intervention Condition	Time-Varying Intervention Condition
1	Rectal STI test	All MSM	Rectal gonorrhea or chlamydia test in the current week or prior 6 weeks
2	Any health-care encounter	All MSM	Any health-care encounter in the current week or prior 6 weeks
3	Positive STI test	All MSM	Any positive gonorrhea or chlamydia test (rectal, pharyngeal, or urogenital), or a positive syphilis serology test
4	Non-Hispanic Black	Non-Hispanic Black MSM	Any health-care encounter in the current week or prior 6 weeks
5	Black or Latino	Black or Latino MSM	Any health-care encounter in the current week or prior 6 weeks

Abbreviations: HIV, human immunodeficiency virus; MSM, men who have sex with men; STI, sexually transmitted infection.