Characteristic | N | Pregnancy-related pelvic pain in first pregnancy |
---|---|---|
OR (95 % CI)* | ||
No use | 1290 | 1.0 (ref.) |
Duration of hormonal contraceptives before first pregnancy** | ||
1–29 months | 245 | 1.8 (1.3–2.5) |
30–59 months | 135 | 1.2 (0.8–1.9) |
60 months or more | 135 | 1.6 (1.0–2.5) |
Type of hormonal contraceptives used before first pregnancy*** | ||
Progestin-only contraceptives | 71 | 1.7 (0.97–2.8) |
Combined estrogen-progestin contraceptives**** | 323 | 1.7 (1.2–2.3) |