The search syntax used for PubMed
| Search number | Query | Results |
| #4 | #1 AND #2 AND #3 | 90 |
| #3 | (“Truck Drivers”[Mesh] OR “long-distance truck drivers”[tw] OR “long-distance truckers” [tw] OR “long-haul truckers” [tw] OR “truck drivers” [tw]) | 1122 |
| #2 | (“HIV”[Mesh] OR “Acquired Immunodeficiency Syndrome”[Mesh] OR “Sexually Transmitted Diseases*“[Mesh] OR HIV [tw] OR HIV/AIDS [tw] OR “sexually transmitted infections” [tw] OR “sexually transmitted diseases” [tw] OR STI [tw] OR “venereal diseases” [tw]) | 559 335 |
| #1 | “(Internet-Based Intervention”[Mesh] OR “Psychosocial Intervention”[Mesh] OR “Implementation Science”[Mesh] OR “Interventions*”[tw] OR “quasi-experimental*” [tw] OR “randomized controlled trial*”[tw] OR “non-randomized interventions” [tw] OR “behaviour change interventions” [tw] OR “risk reduction*”[tw] OR “sexual partner reduction” [tw] OR “peer-led education” [tw] OR “SMS campaigns” [tw] OR “community-based campaigns” [tw] OR “educational campaigns” [tw] OR “condom use promotion” [tw] OR “HIV testing*”[tw] OR “sexually transmitted infections screening” [tw] OR “pre-exposure prophylaxis campaigns” [tw] OR “PrEP promotion” [tw]) | 1 525 555 |
Mesh, medical subject heading; PrEP, pre-exposure prophylaxis; SMS, short message service; tw, text word.