Table 1.General characteristics of the sample (n, %)
Variables |
Groups
|
Pearson’s X2 statistic |
MSMs (n=108) |
SBMs (n=118) |
Age (y) |
|
32.33 ± 8.50 |
33.86 ± 7.00 |
- |
Exposure period |
|
10.29 ± 6.99 |
13.37 ± 6.55 |
- |
No. of sexual partners |
|
005.31 ± 12.51 |
04.48 ±3.79 |
- |
Educational level |
≤High school |
24 (22.2) |
49 (41.5) |
<0.05 |
|
≥College |
83 (76.9) |
69 (58.5) |
- |
Social support |
Family |
4.2 ± 4.00 |
4.4 ± 3.9 |
- |
|
Friends |
8.0 ± 11.4 |
6.2 ± 5.4 |
- |
|
Others |
8.7 ± 31.1 |
12.3 ± 23.8 |
- |
Smoking |
Yes |
45 (41.7) |
81 (70.4) |
<0.05 |
|
No |
62 (57.4) |
35 (29.7) |
- |
Bi-sexual relationships |
Have |
55 (50.9) |
NA |
NA |
|
Haven’t |
49 (45.4) |
NA |
- |
Age of sexual relationships |
≤19-year-old |
35 (33.0) |
31 (26.5) |
ns |
|
>19-year-old |
71 (67.0) |
86 (73.5) |
- |
Condom use |
Often |
83 (83.0) |
57 (48.7) |
<0.05 |
|
Rarely |
15 (17.0) |
60 (51.3) |
- |
Drunk while having sexual relations |
Yes |
56 (51.8) |
91 (77.3) |
<0.05 |
|
No |
51 (47.2) |
27 (22.9) |
- |
Self-efficacy |
High |
76 (73.8) |
NA |
NA |
|
Low |
27 (26.2) |
NA |
- |
Anxiety about STD infection |
High |
42 (38.9) |
31 (26.2) |
<0.05 |
|
Average |
40 (37.0) |
69 (58.5) |
- |
|
Low |
24 (22.2) |
18 (15.3) |
- |
Health status |
Healthy |
64 (59.2) |
80 (67.8) |
ns |
|
Average |
35 (32.4) |
35 (29.7) |
- |
|
Unhealthy |
8 (7.4) |
3 (2.5) |
- |
Table 2.Prevalence of sexually transmitted diseases among MSMs and SBMs
Type |
MSMs (n = 108)
|
SBMs (n = 118)
|
n |
Positive no. (%) |
n |
Positive no. (%) |
Present infection |
TP-PA |
108 |
22 (20.4) |
NA |
- |
|
Neisseira gonorrhoeae |
106 |
0 (0) |
117 |
0 (0) |
|
Chlamydia trachomatis |
106 |
2 (1.9) |
117 |
6 (5.8) |
|
HIV |
108 |
7 (6.5) |
NA |
- |
Past infection |
STDs (self-reported) |
108 |
43 (39.8) |
118 |
57 (48.3) |
Table 3.Sexual risk factors of present and past infection with sexually transmitted disease among MSMs and SBMs
|
|
MSMs
|
SBMs
|
|
|
Ratio (OR) |
95% CI
|
Ratio (OR) |
95% CI
|
|
|
Lower bound |
Upper bound |
Lower bound |
Upper bound |
Health behavior |
Smoking |
2.60 |
0.62 |
10.88 |
1.50 |
0.59 |
3.81 |
|
Drinking while having sex |
3.04†
|
0.81 |
11.32 |
1.02 |
0.38 |
2.76 |
Social support |
No. of family |
- |
- |
- |
0.92 |
0.81 |
1.03 |
|
No. of friends |
0.94 |
0.86 |
1.03 |
- |
- |
- |
Sexual risk behavior |
No. of sexual partners (log) |
- |
- |
- |
2.29*
|
1.12 |
4.69 |
|
No. of sexual partners for anal sex (log) |
5.87***
|
1.97 |
17.48 |
- |
- |
- |
|
Bi-sexual relationships |
0.63 |
0.23 |
1.75 |
- |
- |
- |
Safe sex |
Not use condom |
1.98*
|
1.54 |
2.00 |
1.38†
|
0.95 |
2.02 |
|
Self-efficacy |
0.23*
|
0.06 |
0.82 |
- |
- |
- |
|
Anxiety about STDs |
3.72**
|
1.47 |
9.44 |
0.59 |
0.31 |
1.10 |
Controls |
Exposure period |
1.22*
|
1.04 |
1.42 |
1.07†
|
0.99 |
1.16 |
|
Education level |
- |
- |
- |
3.03*
|
1.22 |
7.50 |
|
Sampling areas |
2.06 |
0.77 |
5.52 |
- |
|
|
|
Constant |
1.36 |
|
|
0.67 |
|
|
Fit statistics |
n |
108 |
|
|
118 |
|
|
|
2Log likelihood |
53.62 |
|
|
131.61 |
|
|
|
Nagelkerke R2
|
0.54 |
|
|
0.24 |
|
|