TABLE 2.
Category-Specific Models * | Final Model (Nagelkerke R2 = 0.131), OR (95%CI)† |
|
---|---|---|
OR (95% CI) | ||
Risk Behaviors (Nagelkerke R2 = 0.035) | ||
Initiated vaginal sex by age 15 y | ||
No | 1.0 (referent) | 1.0 (referent) |
Yes | 1.74 (0.96–3.17)‡ | 1.87 (1.02–3.44)§ |
Lifetime no. sex partners | ||
1–2 | 1.0 (referent) | |
3–6 | 1.19 (0.66–2.16) | |
≥7 | 1.33 (0.66–2.69) | |
Provider ever told her she had STD | ||
No | 1.0 (referent) | |
Yes | 1.27 (0.77–2.11) | |
Perceptions of STDs (Nagelkerke R2 = 0.052) | ||
Worry about STDs, past 6 mo | ||
No | 1.0 (referent) | |
Yes | 1.43 (0.87–2.37) | |
Perceived burden of having an STD, next 6 mo | ||
Could deal with it | 1.0 (referent) | 1.0 (referent) |
Worst that could happen | 0.52 (0.30–0.91)§ | 0.50 (0.28–0.90)§ |
Dirty and/or embarrassed if had an STD, next 6 mo | ||
Disagree with both | 1.00 (referent) | 1.00 (referent) |
Disagree with one | 0.75 (0.29–1.93) | 0.64 (0.23–1.74) |
Agree with both | 0.54 (0.25–1.19) | 0.44 (0.19–0.99)§ |
Relationship with most recent partner (Nagelkerke R2 = 0.059) | ||
Length of sexual relationship | ||
0–3 mo | 1.77 (0.89–3.52)‡ | 1.78 (0.88–3.60) |
4–11 mo | 1.61 (0.77–3.38) | 1.69 (0.79–3.62) |
≥12 mo | 1.0 (referent) | 1.0 (referent) |
Serious partner or boyfriend | ||
No | 1.0 (referent) | |
Yes | 0.75 (0.44–1.25) | |
Multiple or concurrent sex partners, past 6 mo | ||
1 partner | 1.0 (referent) | |
Serial, multiple partners | 1.18 (0.66–2.09) | |
Concurrent, multiple partners | 1.62 (1.10–2.38)§ | |
Certain he did not have concurrent sex partners | ||
Sure he did not have | 1.0 (referent) | |
Sure he had or uncertain | 1.25 (0.70–2.23) | |
Social factors and age (Nagelkerke R2 = 0.035) | ||
Lived with father (and mother/other adults) | ||
No | 1.0 (referent) | 1.0 (referent) |
Yes | 0.52 (0.27–1.03)‡ | 0.44 (0.22–0.90)§ |
Had paid job, past 6 mo | ||
No | 1.0 (referent) | |
Yes (Job Corp, part-time, full-time, sporadic) | 0.72 (0.40–1.30) | |
Age, y | ||
14–16 | 1.0 (referent) | |
17–19 | 0.67 (0.41–1.12) |
Each of the 4 category-specific models includes variables from that category that were significant at P ≤ 0.10 in bivariate analyses and were adjusted for each other variable in the category.
Adjusted for each other variable for which results are listed.
P ≤ 0.10.
P ≤ 0.05.
OR indicates odds ratio.