Table 2.
Associations between potential baseline predictors and repeat Chlamydia trachomatis and/or Neisseria gonorrhoeae infection among 123 young African-American women positive for at least one of these infections at baseline
| Variable | OR | CI | p-value | Final model | ||
|---|---|---|---|---|---|---|
| AOR | CI | p-value | ||||
| Sociodemographic factors | ||||||
| Age | 0.92 | 0.73, 1.16 | 0.482 | 0.85 | 0.65, 1.11 | 0.219 |
| Paid job | 1.11 | 0.51, 2.45 | 0.790 | -- | -- | -- |
| Family aid index | 1.22 | 0.85, 1.74 | 0.278 | -- | -- | -- |
| Current cigarette smoking and substance use in past 90 days | ||||||
| Smoking | 1.68 | 0.68, 4.11 | 0.260 | -- | -- | -- |
| Alcohol | 0.91 | 0.44, 1.87 | 0.797 | -- | -- | -- |
| Heavy alcohol | 0.20 | 0.02, 1.67 | 0.137 | -- | -- | -- |
| Marijuana | 0.84 | 0.41, 1.73 | 0.632 | -- | -- | -- |
| Lifetime sexual history | ||||||
| Age at first sex | 1.02 | 0.81, 1.29 | 0.838 | -- | -- | -- |
| Number of sexual partners, median number (5) or greater | 0.71 | 0.33, 1.52 | 0.379 | -- | -- | -- |
| STI history | 0.82 | 0.39, 1.74 | 0.610 | -- | -- | -- |
| Hormonal contraceptive use at last sex | 0.80 | 0.36, 1.79 | 0.587 | -- | -- | -- |
| Sexual behaviour in past 90 days | ||||||
| Number of sexual partners, median number (1) or greater | 0.32 | 0.03, 3.65 | 0.360 | -- | -- | -- |
| Percent condom use | 1.21 | 0.43, 3.35 | 0.718 | -- | -- | -- |
| Consistent condom use∫ | 0.78 | 0.28, 2.26 | 0.649 | -- | -- | -- |
| Drunk or high during sex | 1.29 | 0.60, 2.76 | 0.515 | -- | -- | -- |
| Psychosocial constructs related to sexual risk behaviour | ||||||
| Stress∞ | 0.89 | 0.64, 1.25 | 0.509 | -- | -- | -- |
| Elevated depressive symptoms | 1.47 | 0.70, 3.09 | 0.310 | -- | -- | -- |
| Fear of condom negotiation∞ | 1.06 | 0.67, 1.69 | 0.802 | -- | -- | -- |
| Partner communication self-efficacy∞ | 1.08 | 0.77, 1.52 | 0.661 | -- | -- | -- |
| Impulsivity∞ | 1.55 | 1.03, 2.34 | 0.035 | 1.69 | 1.08, 2.65 | 0.021 |
| Sexual sensation-seeking∞ | 0.91 | 0.64, 1.30 | 0.616 | -- | -- | -- |
| Partner-level factors | ||||||
| Current boyfriend | 0.39 | 0.16, 0.97 | 0.043 | 0.21 | 0.07, 0.62 | 0.005 |
| Boyfriend ever had sex with someone else during relationship‡ | 0.91 | 0.35, 2.35 | 0.846 | -- | -- | -- |
| Current casual partner | 1.04 | 0.50, 2.15 | 0.914 | -- | -- | -- |
| General age of partners, 2 or more years older | 0.78 | 0.36, 1.66 | 0.515 | -- | -- | -- |
| Partner recently released from incarceration | 1.22 | 0.51, 3.02 | 0.634 | -- | -- | -- |
| Partner drunk or high during sex in past 90 days | 1.33 | 0.64, 2.76 | 0.438 | -- | -- | -- |
| Lifetime abuse | ||||||
| Emotional abuse | 0.88 | 0.43, 1.83 | 0.742 | -- | -- | -- |
| Physical abuse | 0.81 | 0.38, 1.70 | 0.568 | -- | -- | -- |
| Sexual abuse | 1.39 | 0.58, 3.33 | 0.460 | -- | -- | -- |
Abbreviations: OR: odds ratio; CI: 95% confidence interval; AOR: adjusted odds ratio. Adjusted for age, treatment assignment and other covariates in the model
∫
n=116 (missing 5 responses)
∞
Standardized to zero mean and unit standard deviation prior to estimation. The reported coefficients give the expected change in the expected odds of repeat infection per 1 SD increase in the predictor variable
‡
n=93 (missing 5 responses)