To which category does the patient belong?
1 - Adolescents & young persons
2 - Pregnant women
3 - Heterosexuals (M/F) and WSW (Women who have Sex with Women)
4 - MSM (Men who have Sex with Men)
5 - Persons with a migration background, mobile population or travellers
6 - Persons who engage in sexual relationships for money
7 - Drug users with sharing of drug instruments