Table 1. Demographic characteristics of participants.

Participant (Number)	Age (years)	Gender	Occupation	Education	Marital status	Length of the disease	Form of transmission
1	32	Male	Farmer	9th grade	Married	5 years	Dentistry
2	24	Male	Driver	9th grade	Married	7 months	Tattoo
3	37	Male	Self-employed	12th grade	Married	1 year	Unknown
4	24	Female	University student	Master’s degree	Single	5 years	Mother to child
5	42	Male	Self-employed	Master’s degree	Married	15 years	Unknown (probably dentistry or hairdresser)
6	49	Male	Employee	Bachelor’s degree	Married	13 years	Unknown (probably blood transfusion)
7	50	Male	Labor	9th grade	Married	2 years	Unknown (probably hairdresser)
8	38	Female	Housewife	9th grade	Married	10 months	Mother to child
9	23	Female	Seamstress	12th grade	Married	6 months	Unknown (probably hairdresser)
10	26	Female	Housewife	12th grade	Married	6 years	Mother to child
11	32	Female	Housewife	Associate degree	Married	11 years	Mother to child
12	45	Male	Labor	Elementary school	Married	14 months	Dentistry
13	26	Male	Labor	Bachelor’s degree	Single	7 years	Unknown
14	34	Female	Housewife	Elementary school	Married	10 years	Dentistry
15	37	Female	Housewife	9th grade	Married	3 years	Unknown
16	47	Male	Employee	Bachelor’s degree	Married	14 years	Unknown
17	28	Female	Housewife	12th grade	Married	6 years	Mother to child
18	35	Male	Employee	12th grade	Married	5 years	Unknown