Table 2 Prevalence and odds ratios of infection according to test reason for men and women who tested themselves with the help of the internet.
| Reason to test | Total No of tests | Women | Men | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No of tests | Number (%) CT+ | Unadjusted OR (95% CI) | p Value | Adjusted OR (95% CI)† | p Value | No of tests | Number (%) CT+ | Unadjusted OR (95% CI) | p Value | Adjusted OR (95% CI)† | p Value | ||
| Believe to be infected | |||||||||||||
| Yes | 130 | 78 | 4 (5.1%) | 1.20 (0.40 to 3.65) | 0.754 | 1.09 (0.34 to 3.42) | 0.889 | 52 | 9 (17.3%) | 9.13 (2.92 to 28.6) | 0.000 | 9.10 (2.80 to 29.5) | 0.000 |
| No | 616 | 393 | 17 (4.3%) | referent | Referent | 223 | 5 (2.2%) | referent | referent | ||||
| Symptoms | |||||||||||||
| Yes | 150 | 115 | 9 (7.8%) | 2.40 (1.00 to 5.90) | 0.050 | 2.94 (1.17 to 7.38) | 0.022 | 35 | 6 (17.1%) | 6.00 (1.95 to 18.5) | 0.002 | 6.90 (2.18 to 22.0) | 0.001 |
| No | 596 | 356 | 12 (3.4%) | referent | referent | 240 | 8 (3.3%) | referent | Referent | ||||
| Requested by sex partner | |||||||||||||
| Yes | 91 | 32 | 0 | 0 | 0 | 59 | 3 (5.1%) | 1.00 (0.27 to 3.70) | 0.998 | 0.96 (0.23 to 4.03) | 0.953 | ||
| No | 654 | 439 | 21 (4.8%) | referent | referent | 216 | 11 (5.1%) | referent | referent | ||||
| All | 756 | 471 | 21 (4.5%) | 275 | 14 (5.1%) | ||||||||
CT+, Chlamydia trachomatis positive; OR, odds ratio; CI, confidence interval.
†Adjusted for age and civil status.