Table 1Characteristics of study participants and prevalence odds ratio (POR) of C. trachomatis
Characteristics |
|
n* |
C. trachomatis positivity (%) |
p-value |
POR |
95% CI |
Age |
<25 |
199 |
39 (19.6) |
<0.01 |
1.00 |
|
|
25-34 |
679 |
74 (10.9) |
|
0.50 |
0.33 - 0.75 |
|
≥35 |
120 |
12 (10.0) |
|
0.44 |
0.22 - 0.88 |
Age of sexual debut |
<19 |
504 |
64 (12.7) |
0.90 |
1.00 |
|
|
≥19 |
500 |
57 (12.4) |
|
0.98 |
0.68 - 1.42 |
Education level |
≥ High school |
811 |
96 (11.8) |
0.18 |
1.00 |
|
|
<High school |
174 |
27 (15.5) |
|
1.41 |
0.90 - 2.21 |
Number of people with regular social contact |
0-4 Family |
712 |
94 (13.2) |
0.27 |
1.00 |
|
|
≥5 Family |
247 |
26 (10.5) |
|
0.80 |
0.52 - 1.22 |
|
0-4 Friend |
599 |
76 (12.7) |
0.88 |
1.00 |
|
|
≥5 Friend |
364 |
45 (12.4) |
|
0.94 |
0.65 - 1.37 |
Smoking ≥ 1 packs |
No |
890 |
115 (12.9) |
0.14 |
1.00 |
|
|
Yes |
102 |
8 (7.8) |
|
0.57 |
0.27 - 1.21 |
Alcohol use |
Almost everyday |
112 |
15 (13.4) |
0.96 |
1.00 |
|
|
Occasional |
557 |
69 (12.4) |
|
0.84 |
0.47 - 1.50 |
|
Never |
326 |
41 (12.6) |
|
0.91 |
0.49 - 1.69 |
Drunken state during coitus |
Almost everyday |
34 |
6 (17.6) |
0.67 |
1.00 |
|
|
Occasional |
212 |
27 (12.7) |
|
0.76 |
0.29 - 1.98 |
|
Never |
739 |
92 (12.4) |
|
0.72 |
0.29 - 1.77 |
Suicidal ideation |
No |
711 |
86 (12.1) |
0.44 |
1.00 |
|
|
Yes |
283 |
39 (13.8) |
|
1.14 |
0.76 - 1.69 |
Level of self-measured health |
Good |
411 |
49 (11.9) |
0.47 |
1.00 |
|
|
Intermediate |
474 |
65 (13.7) |
|
1.10 |
0.75 - 1.62 |
|
Bad |
112 |
11 (9.8) |
|
0.74 |
0.37 - 1.46 |
Previous STD History |
No |
691 |
78 (11.3) |
0.06 |
1.00 |
|
|
Yes |
258 |
41 (15.9) |
|
1.49 |
0.98 - 2.23 |
Anxiety for STDs |
Yes |
536 |
60 (11.2) |
0.10 |
1.00 |
|
|
Neutral |
375 |
57 (15.2) |
|
1.42 |
0.96 - 2.10 |
|
No |
83 |
7 (8.4) |
|
0.73 |
0.32 - 1.66 |
Regular screening during last year |
No |
551 |
76 (13.8) |
0.22 |
1.00 |
|
|
Yes |
439 |
49 (11.2) |
|
0.82 |
0.57 - 1.20 |
Number of customers per week |
1-14 |
318 |
43 (13.5) |
0.66 |
1.00 |
|
|
15-28 |
264 |
35 (13.3) |
|
1.15 |
0.70 - 1.89 |
|
≥ 29 |
313 |
43 (13.7) |
|
1.11 |
0.70 - 1.78 |
Table 2Characteristics of condom use and impact of condom use on the prevalence of C. trachomatis in 930 participants by adjusted prevalence odds ratio and p for trend
Characteristics |
|
n (%) |
C.trachomatis positivity (%) |
p-value |
cPOR |
95% CI |
aPOR* |
95% CI |
p for trend |
Condom use last night |
All |
335 (36.0) |
8.7 |
0.06 |
Ref |
|
Ref |
|
<0.01 |
|
Most |
544 (58.5) |
13.4 |
0.03 |
1.64 |
1.04 - 2.57 |
1.64 |
1.03 - 2.62 |
|
|
Some |
51 (5.5) |
23.5 |
<0.01 |
3.25 |
1.53 - 6.88 |
3.39 |
1.54 -7.46 |
|
Self confidence in condom negotiation |
High |
660 (71.0) |
11.8 |
0.80 |
Ref |
|
Ref |
|
0.52 |
|
Moderate |
253 (27.2) |
13.4 |
0.50 |
1.16 |
0.75 - 1.78 |
1.07 |
0.69 -1.66 |
|
|
Low |
17 (1.8) |
11.8 |
0.99 |
0.99 |
0.22 - 4.43 |
0.87 |
0.19 -4.00 |
|
Condom use during the last month |
100% |
220 (23.7) |
7.7 |
0.04 |
Ref |
|
Ref |
|
<0.01 |
|
90-100% |
275 (29.6) |
11.3 |
0.19 |
1.52 |
0.82 - 2.82 |
1.39 |
0.74 - 2.62 |
|
|
50-90% |
376 (40.4) |
14.6 |
0.01 |
2.05 |
1.16 - 3.62 |
1.92 |
1.06 - 3.47 |
|
|
<50% |
59 (6.3) |
18.6 |
0.02 |
2.74 |
1.20 - 6.22 |
2.91 |
1.25 -6.81 |
|
Age |
Output
|
Prevalence (100,000)
|
Incidence (100,000)
|
Case fatality (100,000)
|
Duration (yr)
|
Age of onset (yr)
|
Male |
Female |
Male |
Female |
Male |
Female |
Male |
Female |
Male |
Female |
0-4 |
0.873 |
0.485 |
0.065 |
0.058 |
0.012 |
0.007 |
63.514 |
68.560 |
2.496 |
2.504 |
5-9 |
1.196 |
0.779 |
0.063 |
0.061 |
0.012 |
0.007 |
58.613 |
63.582 |
7.468 |
7.546 |
10-14 |
1.490 |
1.116 |
0.053 |
0.077 |
0.012 |
0.007 |
53.721 |
58.523 |
12.403 |
12.642 |
15-19 |
1.736 |
1.592 |
0.048 |
0.117 |
0.608 |
0.499 |
48.654 |
53.520 |
17.546 |
17.689 |
20-24 |
2.037 |
2.436 |
0.082 |
0.246 |
32.038 |
25.409 |
43.538 |
48.470 |
22.812 |
22.847 |
25-29 |
2.645 |
4.156 |
0.174 |
0.421 |
155.442 |
116.999 |
38.897 |
43.999 |
27.760 |
27.552 |
30-34 |
3.731 |
6.090 |
0.264 |
0.340 |
381.433 |
286.767 |
34.715 |
39.709 |
32.540 |
32.316 |
35-39 |
4.844 |
7.324 |
0.202 |
0.220 |
612.093 |
511.466 |
30.906 |
35.518 |
37.260 |
37.351 |
40-44 |
5.439 |
8.019 |
0.126 |
0.161 |
829.406 |
730.133 |
27.077 |
31.643 |
42.402 |
42.399 |
45-49 |
5.730 |
8.362 |
0.093 |
0.117 |
1,023.053 |
1,018.765 |
23.682 |
28.135 |
47.320 |
47.326 |
50-54 |
5.768 |
8.321 |
0.055 |
0.071 |
1,269.681 |
1,387.967 |
20.433 |
24.942 |
52.298 |
52.296 |
55-59 |
5.578 |
7.974 |
0.036 |
0.045 |
1,642.101 |
1,685.364 |
17.415 |
21.984 |
57.327 |
57.333 |
60-64 |
5.232 |
7.466 |
0.021 |
0.030 |
1,945.372 |
1,875.199 |
14.685 |
19.196 |
62.278 |
62.334 |
65-69 |
4.801 |
6.909 |
0.014 |
0.018 |
2,147.840 |
1,853.795 |
12.057 |
16.446 |
67.392 |
67.294 |
70-74 |
4.356 |
6.388 |
0.012 |
0.013 |
2,272.387 |
1,725.053 |
9.635 |
13.557 |
72.564 |
72.478 |
75-79 |
3.970 |
5.969 |
0.027 |
0.019 |
2,242.941 |
1,424.477 |
7.450 |
10.833 |
77.917 |
77.743 |
80-84 |
3.770 |
5.729 |
0.050 |
0.028 |
1,806.896 |
1,066.389 |
5.885 |
8.784 |
82.600 |
82.578 |
85-89 |
3.769 |
5.588 |
0.054 |
0.030 |
1,066.266 |
1,002.421 |
4.697 |
7.865 |
87.4894 |
87.501 |
90≤ |
11.864 |
16.067 |
0.165 |
0.091 |
2,473.864 |
2,997.072 |
8.879 |
22.783 |
292.163 |
297.142 |
Total |
3.676 |
5.304 |
0.103 |
0.150 |
933.467 |
942.503 |
35.087 |
40.679 |
33.240 |
32.195 |