Table 2.
Univariate and multivariate logistic regression analysis of determinants for the acquisition of C. trachomatis (N=115)
| Univariate Analysis | Multivariate Analysis | ||||||
|---|---|---|---|---|---|---|---|
| Acquiring Ct | OR | 95% CI | P | OR | 95% CI | P | |
| Median age first sexual contact | 16 | 1.03 | 0.89–1.19 | 0.71 | |||
| Education | |||||||
| Low | 2 (50%) | 1 | |||||
| Middle | 21 (50%) | 1.00 | 0.13–7.78 | 1.00 | |||
| High | 33 (53%) | 1.14 | 0.15–8.59 | 0.90 | |||
| Ethnicity | |||||||
| Dutch | 44 (52%) | 1 | |||||
| Surinamese/Dutch | 12 (50%) | 0.91 | 0.37–2.25 | 0.84 | |||
| Antilles | |||||||
| Asian | 3 (60%) | 1.36 | 0.22–8.58 | 0.74 | |||
| Turkish | 1 (50%) | 0.91 | 0.06–15.02 | 0.95 | |||
| CST before acquiring Ct | |||||||
| I (%) | 18 (30%) | 1 | 1 | ||||
| II (%) | 0 | 0 | 0 | 0.99 | 0 | 0 | 0.99 |
| III (%) | 25 (42%) | 2.67 | 1.08–6.59 | 0.03 | 2.58 | 1.01–6.61 | 0.04 |
| IV (%) | 15 (25%) | 1.49 | 0.58–3.84 | 0.41 | 1.42 | 0.53–3.81 | 0.49 |
| V (%) | 2 (3%) | 2.78 | 0.23–33.02 | 0.42 | 1.60 | 0.12–20.61 | 0.72 |
| Sexual partners in the previous six months | |||||||
| 0 | 2 (33%) | 1 | |||||
| 1 | 21 (45%) | 1.62 | 0.27–9.69 | 0.60 | |||
| 2–3 | 18 (56%) | 2.57 | 0.41–16.12 | 0.31 | |||
| >3 | 6 (60%) | 3.00 | 0.36–24.92 | 0.31 | |||
| Relationship | |||||||
| Living together | 1 (14%) | 1 | 1 | ||||
| Living apart | 20 (69%) | 13.33 | 1.39–127.6 | 0.03 | 14.51 | 1.45–145.3 | 0.02 |
| Single | 26 (47%) | 5.38 | 0.61–47.7 | 0.13 | 5.65 | 0.62–51.5 | 0.12 |
| Unknown | 13 (54%) | 7.09 | 0.74–68.2 | 0.09 | 7.54 | 0.76–74.9 | 0.09 |
Ct: C. trachomatis
CST: Community State Type
OR: Odds Ratio
95% CI: 95% Confidence Interval
P: Probability value