Univariate and multivariate logistic regression analyses of factors associated with Ct infection
| NAAT positive (%) | Univariate OR (95% CI) | Multivariate adjusted OR (95% CI)* | |
| Gender | |||
| Male | 100/436 (22.9) | 2.1 (1.6 to 2.8) | – |
| Female | 138/1120 (12.3) | 1 | – |
| Test site | |||
| STI clinic (high-risk) | 157/728 (21.6) | 2.5 (1.9 to 3.4) | 2.4 (1.8 to 3.4) |
| Birth c. clinic (low-risk) | 81/828 (9.8) | 1 | 1 |
| Age (years) | |||
| ≤24 | 104/438 (23.7) | 3.5 (2.3 to 5.2) | 3.1 (2.1 to 4.7) |
| 25–34 | 96/664 (14.5) | 1.9 (1.3 to 2.8) | 1.9 (1.2 to 2.8) |
| ≥35 | 37/453 (8.2) | 1 | 1 |
| Ethnic group | |||
| Indian | 23/291 (7.9) | 1 | 1 |
| Creole | 93/459 (20.3) | 3.0 (1.8 to 4.8) | 2.0 (1.2 to 3.3) |
| Javanese | 28/180 (15.6) | 2.1 (1.2 to 3.9) | 2.1 (1.2 to 3.8) |
| Maroon | 35/261 (13.4) | 1.8 (1.0 to 3.1) | 1.1 (0.6 to 1.9) |
| Mixed race | 50/292 (17.1) | 2.4 (1.4 to 4.1) | 1.5 (0.9 to 2.6) |
| Indigenous Amerindian | 3/25 (12.0) | 1.6 (0.4 to 5.7) | 1.0 (0.3 to 3.8) |
| Chinese | 0/14 (0) | 0 | 0 |
| Caucasian | 4/19 (21.1) | 3.1 (0.9 to 10.1) | 1.7 (0.5 to 5.6) |
↵* ORs in the multivariate model are adjusted for all factors for which adjusted ORs are shown.