Sociodemographic data on the 15 participants
| Age (average 34 years) | |
| 25–29 | 3 |
| 30–34 | 6 |
| 35–39 | 3 |
| 40+ | 3 |
| Education | |
| High school | 1 |
| Vocational training | 3 |
| Academic | 2 |
| Academic degree | 9 |
| Employed | |
| Yes | 13 |
| No | 2 |
| Relation to Berlin | |
| Travels regularly to Berlin | 9 |
| Resident | 6 |
| Place of interview | |
| Stockholm | 5 |
| Berlin | 5 |
| Skype/FaceTime | 5 |
| Self-reported HIV status | |
| HIV positive | 1 |
| HIV negative | 14 |
| History of sexually transmitted infection | |
| Yes | 13 |
| No | 2 |