Clinical checks before prescription of oral contraceptives by doctor and age of woman*
| Medical history | Blood pressure | Pelvic examination | Blood tests | None | |
| All women (n=842) | 488 | 169 | 668 | 590 | 32 |
| Doctor | |||||
| Gynaecologist (n=640) | 385 | 126 | 561 | 455 | 16 |
| General practitioner (n=101) | 39 | 20 | 30 | 84 | 11 |
| Family planning clinic doctor (n=101) | 64 | 23 | 77 | 51 | 5 |
| Age of woman (years) | |||||
| <21 (n=418) | 255 | 81 | 336 | 290 | 13 |
| ≥21 (n=424) | 233 | 88 | 332 | 300 | 19 |
*Values in table are numbers of women.