|
Risk Factor
|
HSV-2 n/N (%)
|
Syphilis n/N (%)
|
HIV n/N (%)
|
|---|
|
Overall
|
287/1796 (15.9%)
|
28/1796 (1.6%)
|
15/1796 (0.8%)
|
|
Age
| | | |
|
16 – 22
|
37/383 (9.7%)
|
5/383 (1.3%)
|
2/383 (0.5%)
|
|
23 – 26
|
51/462 (11.0%)
|
3/462 (0.6%)
|
6/462 (1.3%)
|
|
27 – 32
|
85/467 (17.5%)
|
9/487 (1.8%)
|
4/487 (0.8%)
|
|
33+
|
114/463 (24.6%)‡
|
11/463 (2.4%)
|
3/463 (0.6%)
|
|
# Lifetime sexual partners
| | | |
|
1 – 2
|
42/362 (11.6%)
|
3/362 (0.8%)
|
2/362 (0.6%)
|
|
3 – 4
|
66/435 (15.2%)
|
2/435 (0.5%)
|
3/435 (0.7%)
|
|
5 – 9
|
57/429 (13.3%)
|
9/429 (2.1%)
|
3/429 (0.7%)
|
|
10+
|
108/432 (25.0%)‡
|
11/432 (2.5%)*
|
6/432 (1.4%)
|
|
# Sexually active years
| | | |
|
0 – 6
|
39/450 (8.7%)
|
4/450 (0.9%)
|
3/450 (0.7%)
|
|
7 – 11
|
59/522 (11.3%)
|
6/522 (1.1%)
|
4/522 (0.8%)
|
|
12 – 17
|
80/416 (19.2%)
|
7/416 (1.7%)
|
5/416 (1.2%)
|
|
18+
|
109/407 (26.8%)‡
|
11/407 (2.7%)*
|
3/407 (0.7%)
|
|
History of STI
| | | |
|
No
|
226/1589 (14.2%)
|
20/1589 (1.3%)
|
11/1589 (0.7%)
|
|
Yes
|
61/204 (29.9%)‡
|
8/207 (3.9%)†
|
4/207 (1.9%)
|
|
History of sex with men, lifetime
| | | |
|
No
|
143/1599 (14.6%)
|
23/1599 (1.4%)
|
12/1599 (0.8%)
|
|
Yes
|
54/197 (27.4%)‡
|
5/197 (2.5%)
|
3/197 (1.5%)
|
|
History of sex with FSW, lifetime
| | | |
|
No
|
150/1128 (13.3%)
|
15/1128 (1.3%)
|
10/1128 (0.9%)
|
|
Yes
|
137/688 (20.5%)‡
|
13/668 (1.9%)
|
5/668 (0.7%)
|
|
Non-injection illegal drug use, last year
| | | |
|
No
|
256/1671 (15.3%)
|
26/1671 (1.6%)
|
13/1671 (0.8%)
|
|
Yes
|
31/125 (24.8%)†
|
2/125 (1.6%)
|
2/125 (1.6%)
|
|
Genital ulcer, last year
| | | |
|
No
|
226/1592 (14.2%)
|
19/1592 (1.2%)
|
13/1592 (0.8%)
|
|
Yes
|
61/204 (29.9%)‡
|
9/204 (4.4%)‡
|
2/204 (1.0%)
|
- *<0.05 †<0.01 ‡ <0.001, determined by chi-squared tests and tests of trend for categorized continuous variables (age, number of lifetime partners, and number of sexually active years)
