Table 1.

Search terms and databases used in the systematic review.

Databases	PsycINFO, MEDLINE, ProQuest, Scopus, Global Health, Web of Science, Embase
Search Terms	Sexual health related terms (“sexually transmitted infection” OR “sexually transmissible infection” OR “sexually transmitted disease” OR “sexually transmissible disease” OR “human immunodeficiency virus” OR “blood borne virus” OR STI OR HIV OR BBV OR STD OR sex OR “condom use” OR “sexual health” OR “sexual behavior” OR “sexual behavior” OR “sexual health risk” OR “sexual risk” OR “unsafe sex” OR “unprotected sex” OR “casual sex” OR “sexual intercourse” OR “sexual health behavior” OR “sexual health behavior” OR “venereal disease”)
	Expatriate and traveler related terms (expatriate OR traveler OR traveler OR “overseas volunteering” OR “military personnel” OR “aid work” OR “humanitarian aid” OR “lifestyle migration” OR “residential tourism” OR “international retirement migration” OR retirement OR retirees OR relocate OR relocation OR “transnational travel” OR “corporate travel” OR “business travel” OR “occupational travel” OR mining)
	Target group related terms (male OR men)

STI: sexually transmitted infection; HIV: human immunodeficiency virus; BBV: blood-borne virus; STD: sexually transmitted disease.