Univariate predictors of postpartum STIs (6 or 12 month follow up), pregnant only (n = 175)
| STD | p Value | ||
|---|---|---|---|
| Yes (n = 31) | No (n = 144) | ||
| Demographics | |||
| Age (years) | |||
| 13–16 | 18 (58.1) | 57 (39.6) | 0.061 |
| 17–19 | 13 (41.9) | 87 (60.4) | |
| Race | |||
| Black | 18 (58.1) | 57 (39.6) | 0.161 |
| Hispanic | 8 (25.8) | 58 (40.3) | |
| White/other | 5 (16.1) | 29 (20.1) | |
| Education | |||
| Low | 7 (22.6) | 32 (22.2) | 0.965 |
| High | 24 (77.4) | 112 (77.8) | |
| Sexual history | |||
| Age (years) at first intercourse | |||
| ⩽14 | 16 (51.6) | 60 (41.7) | 0.313 |
| >14 | 15 (48.4) | 84 (58.3) | |
| History of an STD | |||
| Yes | 13 (41.9) | 45 (31.3) | 0.258 |
| No | 18 (58.1) | 99 (68.8) | |
| Average number of sex partners per year of sexual activity | |||
| >1 | 24 (77.4) | 75 (52.1) | 0.008 |
| ⩽1 | 7 (22.6) | 69 (47.9) | |
| Sexual risk behaviour | |||
| Unprotected intercourse (n = 164) | |||
| Yes | 15 (51.7) | 68 (50.4) | 0.895 |
| No | 14 (48.3) | 67 (49.6) | |
| Condom use last sex act | |||
| No | 22 (71.0) | 117 (81.3) | 0.214 |
| Yes | 9 (29.0) | 27 (18.8) | |
| Alcohol/drug use before sex (n = 144) | |||
| Yes | 2 (7.7) | 2 (1.7) | 0.140 |
| No | 24 (92.3) | 116 (98.3) | |
| Number of current sex partners (n = 174) | |||
| 0 | 4 (12.9) | 11 (7.7) | 0.094 |
| 1 | 20 (64.5) | 118 (82.5) | |
| ⩾2 | 7 (22.6) | 14 (9.8) | |
| Partnership specific factors | |||
| New partner | |||
| Yes | 14 (45.2) | 16 (11.1) | <0.001 |
| No | 17 (54.8) | 128 (88.9) | |
| Partner risk | |||
| Yes | 10 (32.3) | 24 (16.7) | 0.058 |
| No | 21 (67.7) | 120 (83.3) | |
| Age of partner relative to participant (n = 149) | |||
| >2 years older | 16 (55.2) | 59 (49.2) | 0.561 |
| <2 years older | 13 (44.8) | 61 (50.8) | |