Table 2.
Percentage using contraception consistently by pregnancy avoidance and happiness attitudes; and adjusted odds ratios and 95% confidence intervals from multivariable logistic regression models assessing consistent contraceptive use; all among women at risk of unintended pregnancy at baseline
| % consistent contraceptive users | Model 1 | Model 2 | Model 3 | Model 4 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n (%) | OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | ||
| Number | ||||||||||
| Avoidance attitude | ||||||||||
| Not at all important | 128 | 60 (46.9) | 0.25 | 0.16 – 0.38 | -- | -- | 0.27 | 0.18–0.43 | -- | -- |
| 2 | 95 | 58 (61.1) | 0.40 | 0.25–0.64 | -- | -- | 0.42 | 0.26–0.68 | -- | -- |
| 3 (ref) | 203 | 159 (78.3) | 1.00 | -- | -- | 1.00 | -- | -- | ||
| 4 (ref) | 313 | 251 (80.2) | -- | -- | -- | -- | ||||
| 5 | 369 | 324 (87.8) | 1.76 | 1.20–2.58 | -- | -- | 1.64 | 1.11–2.43 | -- | -- |
| Very important | 1,102 | 1000 (90.7) | 2.53 | 1.87–3.42 | -- | -- | 2.20 | 1.54–3.14 | -- | -- |
| Happiness attitude | ||||||||||
| Not at all happy | 437 | 399 (91.3) | -- | -- | 1.73 | 1.16–2.57 | 1.13 | 0.72–1.75 | -- | -- |
| 2 | 287 | 262 (91.3) | -- | -- | 1.68 | 1.07–2.66 | 1.17 | 0.73–1.89 | -- | -- |
| 3 (ref) | 392 | 341 (87.0) | -- | -- | 1.00 | 1.00 | -- | -- | ||
| 4 (ref) | 472 | 397 (84.1) | -- | -- | -- | -- | ||||
| 5 | 325 | 251 (77.2) | -- | -- | 0.59 | 0.43–0.82 | 0.84 | 0.59–1.19 | -- | -- |
| Very happy | 297 | 202 (68.0) | -- | -- | 0.39 | 0.28–0.53 | 0.79 | 0.55–1.14 | -- | -- |
| Joint measure | ||||||||||
| Antinatalist | 699 | 642 (91.9) | -- | -- | -- | -- | -- | -- | 2.70 | 1.76–4.12 |
| Positive ambivalence | 1,024 | 881 (86.0) | -- | -- | -- | -- | -- | -- | 1.61 | 1.12–2.33 |
| Neutral (ref) | 244 | 195 (79.9) | -- | -- | -- | -- | -- | -- | 1.00 | |
| Negative ambivalence | 69 | 47 (68.1) | -- | -- | -- | -- | -- | -- | 0.56 | 0.31–1.02 |
| Pronatalist | 174 | 87 (50.0) | -- | -- | -- | -- | -- | -- | 0.27 | 0.17–0.42 |
| Total | 2,210 | 1,852 (83.8) | ||||||||
Note: Logistic regression models control for age, eduction, prior births and race/ethnicity