| Variable (statistic test used) |
|
Overall (n=323) |
MSM/Bisexuals (n=268) |
Heterosexuals men (n=32) |
Women (n=23) |
p |
| Frequency of unprotected sexual practices with a stable partner |
OGS (χ2) |
93.9% |
97.9% |
21.8% |
81.8% |
<0.001 |
| VI (χ2) |
12.8% |
0.0% |
0.0% |
70% |
NA |
| IAI (χ2) |
44.5% |
71.6% |
3.1% |
0.0% |
<0.001 |
| RAI (χ2) |
39.6% |
56.6% |
0.0% |
33.3% |
<0.001 |
| Frequency of unprotected sexual practices with casual partners |
OGS (χ2) |
88.4% |
96.2% |
56.25% |
75.1% |
<0.001 |
| VI (χ2) |
5.4% |
2.4% |
0.0% |
37.5% |
<0.001 |
| IAI (χ2) |
36.5% |
39.6% |
6.25% |
0.0% |
<0.001 |
| RAI (χ2) |
10% |
43.4% |
0.0% |
6.7% |
<0.001 |
| Median number of partners within the past year (IQR) (MWU test) |
10 (4.25-30.0) |
10 (5-40.0) |
3.5 (2.7-10) |
3.0 (1.3-362.0) |
<0.001 |
| Median number of partners within the lifetime (IQR) (MWU test) |
100 (30-210) |
100 (32.5-300) |
11.5 (8.75-287.5) |
3.0 (1.5-12.0) |
<0.001 |
| Frequency of unprotected sexual contacts during the past 3 months (%)(χ2) |
82.8% |
78.6% |
83.9% |
68% |
0.16 |
| Median age at the first sexual activity (IQR) (MWU test) |
17 (15.0-18.0) |
17.0 (16.0-18.0) |
16 (14.0-18.0) |
15 (14-18) |
0.003 |
| Serology positive for HIV (χ2) |
29% |
33.5% |
3.2% |
4.3% |
<0.001 |
MSM: Men who have sex with men; OGS: orogenital sex; VI: vaginal intercourse; IAI: insertive anal intercourse; RAI: receptive anal intercourse; IQR: interquartile range;
MWU: Mann Whitney U.