Adjusted ORs for non-adherent versus adherent to oral contraceptives
| Demographic/characteristic | Adjusted OR (95% CI)* |
| Paternal country of origin | |
| Israel | Reference |
| Western | 0.91 (0.84 to 0.99) |
| Sub-Saharan Africa | 1.28 (1.04 to 1.58) |
| Asia | 0.82 (0.76 to 0.89) |
| Former Soviet Union | 0.88 (0.80 to 0.96) |
| North Africa | 0.96 (0.88 to 1.04) |
| Other | 0.88 (0.64 to 1.21) |
| Immigration status | |
| First generation | 1.13 (1.05 to 1.21) |
| Longer-term resident | Reference |
| Education | |
| Less than high school | 1.90 (1.54 to 2.33) |
| High school graduate | Reference |
| Higher education | 0.62 (0.48 to 0.79) |
| IQ score | |
| Low (90–99) | 1.28 (1.22 to 1.34) |
| Medium (100–117) | Reference |
| High (≥118) | 0.90 (0.83 to 0.96) |
| Neighbourhood socioeconomic status | |
| Low (1–4) | 1.04 (0.99 to 1.10) |
| Medium (5–7) | Reference |
| High (8–10) | 1.05 (0.99 to 1.11) |
| Type of service | |
| Combat | 1.66 (1.30 to 2.13) |
| Combat-support | 1.22 (1.12 to 1.34) |
| Non-combat | Reference |
| Medical score | |
| Low | 0.97 (0.93 to 1.02) |
| Stable | 1.00 (0.94 to 1.06) |
| Healthy | Reference |
*Adjusted for: age at starting use, year of use, body mass index, paternal country of origin, immigration status, education, IQ score, neighbourhood socioeconomic status, type of service, medical score, and history of mental illness.Bold typepye denotes statistically significant data.