| Participants | Study year/ period | Study design and methods | Relevant findings in context of sexual behavior | Relevant findings in context of STI/HIV prevalence | Reference |
| Truck drivers | 1992 | Behavioral survey of 200 truck drivers in Delhi; A total of 302 truck drivers were tested for HIV. | About 78% of the respondents reported ever having sex with non-regular female partners (defined as any female other than wife or steady sexual partner of the respondent). The life-time exposure to FSWs was reported as 62%. 5% reported ever having sex with men/transgender | HIV: 1.0% | |
| Truck drivers and helpers | 1992 | Behavioral survey of 210 drivers and 210 helpers at major transshipment location in IndoreMadhya Pradesh. | About 63% of the truckers (drivers: 83% of the helpers: 44%) reported ever having sex with FSWs and females other than their wives. Consistent condom use in such relationships was 1%. | Not available. | |
| Truck drivers | 1992 | Behavioral survey of 506 truck drivers recruited at a check post in Beltola-Basistha area of Assam. | 82% of the respondents reported ever having sex with FSWs. None of the respondents admitted using condom consistently with FSWs. About 15% reported ever having sex with men/ transgender. | Not available. | |
| Truck drivers | 1994 | Behavioral survey of 5709 consecutive truck drivers who consented to take part in the study while passing through a check post at the Andhra Pradesh-Orissa border in the Srikakulam, Andhra Pradesh. | 87% of the participants reported ever having sex with non-regular female partners (defined as any female other than wife or steady sexual partner of the respondent). Information on type of partners was not available. Condom use with non-regular female sexual partners was about 11%. | Not available. | |
| Truck drivers | 1998 | Behavioral survey of 153 truck drivers recruited from (road side hotels) along different highways in Rajasthan. | 80% of truck drivers reported ever having sex with FSWs. Consistent condom use with FSWs was about 14%. | Not available. | |
| Truck drivers | 1998 | Behavioral interview of 300 drivers recruited from variety of locations including brokers’ offices, workshops, and loading/ unloading stations in Chennai, Tamil Nadu. | About 95% of the respondent reported ever having had sex with females other than their wives. Nearly three-fourth (75%) reported ever having had sex with FSWs. Consistent condom use was about 2%. | Not available. |