Table 1.

Recruitment plans for 600 study participants with and without AGW

Item	Description
Field work	▸ Peer educators will visit socialisation locations of MSM/TGW to distribute information materials about the project and invite them to participate ▸ Team will consist of MSM/TGW with different sexual self-identities (gay, heterosexual, bisexual, transgender) to ensure sample heterogeneity
Social media	▸ Dissemination of the project through social networks (Facebook, Twister and hi5) ▸ Contact potential participants via chat rooms, gay ads in the most popular Peruvian webpage's (gayperu, peruesgay), and diffusion through blogs related to sexual health
Snowball sampling	▸ In counselling sessions, enrolled participants asked to invite their friends, partners and acquaintances to participate ▸ TGW especially motivated to encourage peers to visit Epicentro and participate

AGA, anogenital warts; MSM, men who have sex with men; TGM, transgender women.