Table 2.
Condom Use | Risk for Any Incorrect Condom Usea | |||||
---|---|---|---|---|---|---|
Correct | Incorrect | Crude | Adjusted | |||
n=1323 | n=757 | Relative Risk | 95% CI | Relative Risk | 95% CI | |
Demographic Characteristics | ||||||
Race | ||||||
African American | 48.2 | 44.9 | 0.90 | 0.80, 1.01 | 0.95 | 0.84, 1.08 |
White | 43.4 | 47.8 | Referent | -- | Referent | -- |
other | 8.4 | 7.3 | 0.86 | 0.68, 1.08 | 0.81 | 0.64, 1.01 |
Ethnicity | ||||||
Hispanic | 4.5 | 5.9 | 1.20 | 0.96, 1.51 | ||
Non-Hispanic | 95.5 | 94.1 | Referent | -- | ||
Age (years) | ||||||
<21 | 25.7 | 22.6 | Referent | -- | -- | -- |
21–25 | 38.6 | 43.7 | 1.17 | 1.01, 1.36 | 1.11 | 0.96, 1.30 |
>25 | 35.7 | 33.7 | 1.05 | 0.90, 1.23 | 0.97 | 0.82, 1.15 |
Marital status | ||||||
Single/never married | 62.9 | 62.3 | Referent | -- | -- | -- |
Married/living with a partner | 32.4 | 30.7 | 0.97 | 0.86, 1.10 | 0.98 | 0.86, 1.12 |
Separated/divorced/widowed | 4.7 | 7.0 | 1.27 | 1.03, 1.57 | 1.19 | 0.92, 1.50 |
Education level | ||||||
≤ High school | 34.7 | 32.9 | 0.99 | 0.84, 1.16 | ||
Some college | 42.7 | 45.1 | 1.05 | 0.91, 1.22 | ||
College degree/graduate degree | 22.6 | 22.0 | Referent | -- | ||
Trouble paying for basic necessities in the past 12 months or currently receives public assistance | ||||||
No | 45.9 | 42.8 | Referent | -- | ||
Yes | 54.1 | 57.2 | 1.08 | 0.97, 1.22 | ||
Behavioral Characteristics | ||||||
Lifetime sexual partners | ||||||
1–4 | 41.7 | 39.2 | Referent | -- | Referent | -- |
5–9 | 31.8 | 29.8 | 1.00 | 0.87, 1.15 | 0.92 | 0.80, 1.07 |
≥10 | 26.5 | 31.0 | 1.15 | 1.00, 1.13 | 1.04 | 0.90, 1.20 |
Age at first intercourse (years) | ||||||
<14 | 7.9 | 7.0 | 0.87 | 0.67, 1.13 | ||
14–18 | 77.5 | 77.0 | 0.94 | 0.81, 1.10 | ||
≥19 | 14.6 | 16.0 | Referent | -- | ||
Duration of sexual relationship with partner | ||||||
0–3 months | 20.8 | 23.2 | Referent | -- | ||
4–6 months | 11.5 | 12.3 | 0.97 | 0.80, 1.19 | ||
7–12 months | 10.5 | 11.9 | 1.00 | 0.82, 1.22 | ||
>1 year | 57.2 | 52.6 | 0.88 | 0.77, 1.02 | ||
Perceived STI risk with partner in next 3 months | ||||||
Not at all likely | 84.5 | 80.7 | Referent | -- | Referent | -- |
More than not at all likely | 15.5 | 19.3 | 1.18 | 1.02, 1.36 | 1.24 | 1.08, 1.42 |
Number of sex acts in the past 30 days | ||||||
1–9 | 70.5 | 52.2 | Referent | -- | Referent | -- |
≥10 | 29.5 | 47.8 | 1.62 | 1.45, 1.81 | 1.52 | 1.35, 1.71 |
Perceived control over condom use | ||||||
Partner has more say | 3.2 | 3.3 | 1.04 | 0.76, 1.44 | ||
Equal say | 50.0 | 48.5 | Referent | -- | ||
You have more say | 44.8 | 47.1 | 1.05 | 0.94, 1.18 | ||
Don’t talk about it | 2.0 | 1.1 | 0.66 | 0.36, 1.21 | ||
Condom use self-efficacy | ||||||
1st quartile (Lowest; 5–14) | 9.7 | 16.3 | 1.46 | 1.24, 1.73 | 1.19 | 0.99, 1.43 |
2nd quartile (15–19) | 25.9 | 26.6 | 1.10 | 0.94, 1.29 | 0.97 | 0.83, 1.15 |
3rd quartile (20–23) | 32.2 | 28.9 | 1.02 | 0.87, 1.19 | 0.98 | 0.84, 1.15 |
4th quartile (Highest; 24–25) | 32.2 | 28.2 | Referent | -- | Referent | -- |
Perceived partner willingness to use condoms | ||||||
Extremely willing | 67.7 | 61.7 | Referent | -- | Referent | -- |
Not extremely willing | 32.3 | 38.3 | 1.18 | 1.05, 1.32 | 1.09 | 0.96, 1.24 |
Reason for condom use with partner | ||||||
Prevent only pregnancy or only STI | 39.5 | 41.1 | 1.04 | 0.93, 1.17 | ||
Both | 60.5 | 58.9 | Referent | -- | ||
Consistency of condom use during past 30 days | ||||||
Used condoms “every time” | 63.7 | 51.7 | Referent | -- | Referent | -- |
Used condoms “less than every time” | 36.3 | 48.3 | 1.37 | 1.22, 1.53 | 1.15 | 1.02, 1.31 |
Concurrent contraceptive use | ||||||
No | 80.2 | 81.8 | Referent | -- | ||
Yes | 19.8 | 18.2 | 0.94 | 0.81, 1.09 | ||
Positive for STI at baselineb | ||||||
No | 92.7 | 94.7 | Referent | -- | ||
Yes | 7.3 | 5.3 | 0.80 | 0.61, 1.04 |
Poisson regression with robust error variance used to estimate the risk of any condom problems (binary outcome) across independent variable categories
Participant tested positive for Chlamydia trachomatis, Neisseria gonorrhoeae, or Trichomonas vaginalis at baseline enrollment