Table 1.
Demographic and behavioral correlates of inconsistent condom use among sexually active women enrolled in the Contraceptive CHOICE Project who reported any condom use within the past 30 days.
| Condom Use | Risk for Number of Unprotected Actsa | |||||
|---|---|---|---|---|---|---|
| Consistent | Inconsistent | Crude | Adjusted | |||
| n=1240 | n=847 | Relative Risk | 95% CI | Relative Risk | 95% CI | |
| Demographic Characteristics | ||||||
| Race | ||||||
| African American | 45.6 | 49.0 | 0.90 | 0.73, 1.11 | 1.26 | 1.04, 1.53 |
| White | 47.2 | 42.0 | Referent | -- | Referent | - |
| Other | 7.2 | 9.0 | 1.24 | 0.88, 1.76 | 1.30 | 0.93, 1.82 |
| Ethnicity | ||||||
| Hispanic | 4.7 | 5.4 | 1.17 | 0.77, 1.78 | ||
| Non-Hispanic | 95.3 | 94.6 | Referent | -- | ||
| Age (years) | ||||||
| <21 | 26.0 | 22.4 | Referent | -- | -- | -- |
| 21–25 | 39.5 | 41.9 | 1.03 | 0.81, 1.38 | 0.93 | 0.72, 1.21 |
| >25 | 34.5 | 35.7 | 1.08 | 0.83, 1.42 | 0.87 | 0.66, 1.16 |
| Marital status | ||||||
| Single/never married | 64.6 | 59.7 | Referent | -- | -- | -- |
| Married/living with a partner | 30.9 | 33.1 | 1.10 | 0.89, 1.36 | 0.96 | 0.75, 1.21 |
| Separated/divorced/widowed | 4.5 | 7.2 | 1.65 | 1.11, 2.45 | 1.02 | 0.68, 1.51 |
| Education level | ||||||
| ≤ High school | 32.5 | 36.2 | 1.14 | 0.86 1.52 | 1.08 | 0.81, 143 |
| Some college | 43.1 | 44.4 | 1.51 | 1.15, 1.98 | 1.19 | 0.91, 1.55 |
| College degree/graduate degree | 24.4 | 19.4 | Referent | -- | -- | -- |
| Trouble paying for basic necessities in the past 12 months or currently receives public assistance | ||||||
| No | 47.3 | 41.1 | Referent | -- | ||
| Yes | 52.7 | 58.9 | 1.12 | 0.92, 1.37 | ||
| Behavioral Characteristics | ||||||
| Lifetime sexual partners | ||||||
| 1–4 | 44.5 | 35.5 | Referent | -- | Referent | -- |
| 5–9 | 31.1 | 31.0 | 1.47 | 1.17, 1.86 | 1.21 | 0.97, 1.50 |
| ≥10 | 24.4 | 33.5 | 2.04 | 1.61, 2.57 | 1.58 | 1.24, 2.02 |
| Age at first intercourse (years) | ||||||
| <14 | 7.3 | 8.0 | 2.06 | 1.32, 3.20 | 1.70 | 1.15, 2.52 |
| 14–18 | 75.7 | 79.6 | 1.61 | 1.23, 2.12 | 1.36 | 1.06, 1.75 |
| ≥19 | 17.0 | 12.4 | Referent | -- | Referent | -- |
| Duration of sexual relationship with partner | ||||||
| 0–3 months | 23.4 | 19.2 | Referent | -- | Referent | -- |
| 4–6 months | 10.6 | 13.5 | 1.72 | 1.23, 2.40 | 1.33 | 1.00, 1.76 |
| 7–12 months | 10.7 | 11.3 | 1.50 | 1.04, 2.17 | 1.26 | 0.90, 1.77 |
| >1 year | 55.3 | 56.0 | 1.13 | 0.86, 1.48 | 1.23 | 0.93, 1.63 |
| Perceived STI risk with partner in next 3 months | ||||||
| Not at all likely | 83.0 | 83.2 | Referent | -- | ||
| More than not at all likely | 17.0 | 16.8 | 0.90 | 0.67, 1.22 | ||
| Number of sex acts in the past 30 days | ||||||
| 1–9 | 73.6 | 49.6 | Referent | -- | Referent | -- |
| ≥10 | 26.4 | 50.4 | 7.92 | 6.83, 9.18 | 6.97 | 5.95, 8.17 |
| Perceived control over condom use | ||||||
| Partner has more say | 3.2 | 3.3 | 1.23 | 0.74, 2.07 | 1.16 | 0.73, 1.85 |
| Equal say | 54.0 | 42.8 | Referent | -- | Referent | -- |
| You have more say | 40.9 | 52.6 | 1.30 | 1.06, 1.60 | 1.11 | 0.91, 1.35 |
| Don’t talk about it | 1.9 | 1.3 | 1.08 | 0.50, 2.34 | 0.88 | 0.45, 1.74 |
| Condom use self-efficacy | ||||||
| 1st quartile (Lowest; 5–14) | 5.6 | 21.6 | 4.46 | 3.40, 6.34 | 2.50 | 1.81, 3.47 |
| 2nd quartile (15–19) | 20.3 | 34.8 | 2.17 | 1.59, 2.95 | 1.59 | 1.16, 2.17 |
| 3rd quartile (20–23) | 34.7 | 25.3 | 1.23 | 0.88, 1.72 | 1.17 | 0.84, 1.63 |
| 4th quartile (Highest; 24–25) | 39.4 | 18.3 | Referent | -- | Referent | -- |
| Perceived partner willingness to use condoms | ||||||
| Extremely willing | 76.6 | 49.5 | Referent | -- | Referent | -- |
| Not extremely willing | 23.4 | 50.5 | 2.20 | 1.81, 2.68 | 1.47 | 1.20, 1.80 |
| Reason for condom use with partner | ||||||
| Prevent only pregnancy or only STI | 34.4 | 48.7 | 1.66 | 1.35, 2.03 | 1.29 | 1.07, 1.56 |
| Both | 65.6 | 51.3 | Referent | -- | Referent | -- |
| Incorrect condom use | ||||||
| No | 68.3 | 56.7 | Referent | -- | Referent | -- |
| Yes | 31.7 | 43.3 | 1.57 | 1.29, 1.92 | 1.07 | 0.89, 1.29 |
| Concurrent contraceptive use | ||||||
| No | 83.2 | 77.2 | Referent | -- | Referent | -- |
| Yes | 16.8 | 22.8 | 1.30 | 1.04, 1.63 | 1.20 | 0.97, 1.48 |
| Positive for STI at baselineb | ||||||
| No | 93.5 | 93.5 | Referent | -- | ||
| Yes | 6.5 | 6.5 | 1.06 | 0.75, 1.52 | ||
a
Poisson regression used to estimate the risk of number of unprotected sex acts (count) across independent variable categories
b
Participant tested positive for Chlamydia trachomatis, Neisseria gonorrhoeae, or Trichomonas vaginalis at baseline enrollment